General Anatomy & Physiology – Flashcards

Unlock all answers in this set

Unlock answers
question
Anatomy
answer
The study of human body structure that can be seen with the naked eye and how the body parts are organized and the science of the structure of organisms or their parts.
question
Physiology
answer
Study of the functions or activities performed by the body's structures.
question
Histology
answer
Also known as microscopic anatomy: The study of the structure and composition of tissue.
question
The Study of Anatomy, physiology, and histology is important to the esthetician because:
answer
Estheticians need to understand how the human body functions as a whole, to get a scientific basis on the proper application of products/services and the effects the services will have on the tissues, organs, and body systems.
question
The basic structure of the cell unit:
answer
Protoplasm, nucleus, organelle, nucleoplasm, dna, cytoplasm, and the cell membrane.
question
Cell Metabolism:
answer
A chemical process that takes place in living organisms. Through metabolism, cells are nourished and carry out their activities. The two phases of metabolism are catabolism and anabolism. They are carried out simultaneously and continually within the cells.
question
Four types of tissue found in the human body:
answer
Connective tissue, Epithelial tissue, Muscle tissue, Nerve tissue. (adipose tissue a.k.a fatty tissue).
question
What are organs?
answer
Structures composed of specialized tissues designed to perform specific functions in plants and animals. i.e the Kidneys, liver and the skin.
question
The most important organs in the body:
answer
Brain, eyes, heart, kidneys, lungs, liver, skin, stomach, intestines.
question
Eleven main body systems:
answer
Skeletal, muscular, nervous, circulatory, lymphatic/Immune, edocrine, digestive, excretory, respiratory, integumentary (skin), reproductive.
question
Primary functions of the skeletal system:
answer
Forms the physical foundation of the body, allows for body movement, produces blood for the body, stores minerals such as calcium carbonate and calcium phosphate.
question
Three types of muscle tissue found in the body:
answer
Striated muscles, Nonstriated muscles, Cardiac muscle.
question
Two types of nerves found in the body:
answer
Sensory nerves (a.k.a afferent nerves) & Motor nerves (a.k.a efferent nerves)
question
The primary functions of the lymphatic system are:
answer
To act as a defense against invading bacteria and toxins, to remove waste material from the body cells to the blood, to aid in reducing swelling, inflammation, and accumulations in the blood vessels.
question
Two types of glands in the Endocrine systems:
answer
Exocrine glands (a.k.a duct glands) & Endocrine glands (a.k.a ductless glands)
question
Organs of then the excretory system:
answer
Kidneys, liver, skin, large intestine, the lungs.
question
Abductors
answer
Muscles that draw a body part, such as a finger, arm, or toe, away from the midline of the body or of an extremity. In the hand, abductors seperate the finger.
question
Absorption
answer
The transport of fully digested food into the circulatory system to feed the tissues and cells.
question
Adductors
answer
Muscles that draw a body part, such as a finger, arm, or toe, inward toward the median axis of the body or of an extremity. In the hand, adductors draw the fingers together.
question
Adipose tissue
answer
A specialized connective tissue considered fat, which gives smoothness and contour to the body and cushions and insulates the body.
question
Adrenal glands
answer
Glands that secrete about 30 steroid hormones and control metabolic processes of the body including the fight or flight response.
question
Anabolism
answer
Constructive metabolism, the process of building up larger molecules from smaller ones. During this process the body stores water, food and oxygen for the time when these substances will be needed cell growth and repair.
question
Angular Artery
answer
Artery that supplies blood to the side of the nose.
question
Anterior Auricular Artery
answer
Artery that supplies blood to the front part of the ear.
question
Aorta
answer
The body's largest artery. The arterial trunk that carries blood from the heart to be distributed by branch arteries through the body.
question
Arteries
answer
Thick-walled muscular and flexible tubes that carry oxygenated blood from the heart to the capillaries throughout the body.
question
Arterioles
answer
Small arteries that deliver bood to capillaries.
question
Artioventricular Valves
answer
Abbreviated ATV; valves which are designed to prevent the blood from flowing back into the pumping chamber.
question
Atrium
answer
Thin-walled, upper chamber of the heart through which blood is pumped to the ventricles. There is a right atrium and a left atrium.
question
Auricularis Anterior
answer
Muscle in front of the ear that draws the ear foreward
question
Auricularis Posterior
answer
Muscle behind the ear that draws the ear backward.
question
Auricularis superior
answer
Muscle above the ear that draws the ear upward.
question
Auriculotemporal Nerve
answer
Nerve that affects the external ear and skin above the temple, up to the top of the skull.
question
Autonomic Nervous System
answer
Abbreviated ANS; the part of the nervous system the controls the involuntary muscles regulates the action of the smooth muscles, glands, blood vessels and heart.
question
Axon
answer
The extension of a neuron through which impulses are sent away from the cell body to other neurons, glands, or muscles.
question
Belly
answer
The middle part of a muscle.
question
Biceps
answer
Muscle producing the contour of the front and inner side of the upper arm.
question
Blood
answer
Nutritive fluid circulating through the circulatory system (heart, veins, arteries and capillaries) to supply oxygen and nutrients to cells and tissues and to remove carbon dioxide and waste from them.
question
Blood Vessels
answer
Tube-like structures that transport blood to and from the heart, and to various tissues of the body; include arteries, arterioles, capillaries, venules & veins.
question
Body Systems
answer
Also known as systems; groups of bodily organs acting together to perform one or more functions. The human body is composed of 11 major systems.
question
Brachial Artery
answer
Located in the the upper arm, the brachial artery is a major blood vessel which runs down the arm and ends by dividing into the radial and ulnar arteries, which run down through the forearm.
question
Brain
answer
Part of the central nervous system contained in the cranium; the largest and most complex nerve tissue; controls sensation, muscles, glandular activity, and the power to think and feel.
question
Brain Stem
answer
Structure that connects the spinal cord to the brain.
question
Buccal Nerve
answer
Nerve that affects the muscles of the mouth.
question
Buccinator
answer
Thin, flat muscle of the cheek between the upper and lower jaw the compresses the cheeks and expels air between the lips.
question
Capillaries
answer
Tiny, thin-walled blood vessels that connect the smaller arteries to the veins. Capillaries bring nutrients to the cells and carry away waste materials.
question
Cardiac Muscle
answer
The involuntary muscle that is the heart. This type of muscle is not found in any other part of the body.
question
Carpus
answer
Also known as wrist, a flexible joint composed of eight small, irregular bones (carpals) held together by ligaments.
question
Catabolism
answer
The phase of metabolism that involves the breaking down of complex compounds within the cells into smaller ones, often resulting in the release of energy to perform functions such as muscular efforts, secretions, or digestion.
question
Cell Membrane
answer
Part of the cell that encloses the protoplasm and permits soluble substances to enter and leave the cell.
question
Cells
answer
Basic unit of all living things; minute mass of protoplasm capable of performing all the fundamental functions of life.
question
Central Nervous System (CNS)
answer
Cerebrospinal nervous system; consists of the brain, spinal cord, spinal nerves, and cranial nerves.
question
Cerebullum
answer
Lies at the base of them cerebum and is attached to the brain stem; this term is latin for "litte brain".
question
Cerebrum
answer
Makes up the bulk of the brain and is located in the front, upper part of the cranium.
question
Cervical Cutaneous Nerve
answer
Nerve located at the side of the neck that affects the front and sides of the neck as far down at the breastbone.
question
Cervical Nerves
answer
Nerves that originate at the spinal cord, whose branches supply the muscles and scalp at the back of the head and neck; affect the side of the neck and the platysma muscle.
question
Cervical Vertebrae
answer
The Seven bones of the top part of the vertebral column, located in the neck region.
question
Circulatory System
answer
Also know as cardiovascular system or vascular system; system that controls the steady circulation of blood through the body by means of the heart and blood vessels.
question
Clavicle (collarbone)
answer
Bone joining the sternum and scapula.
question
Common Carotid Arteries
answer
Arteries that supply blood to the face, head and neck.
question
Connective Tissue
answer
Fibrous tissue that binds together, protects, and supports the various parts of the body such as bone, cartilage, and tendons. Examples of connective tissue are bone, cartilage, ligaments, tendons, blood, lymph, fat.
question
Corrugator Muscle
answer
Facial muscle the draws eyebrows down and wrinkles the forhead vertically.
question
Cranium
answer
Oval, bone case that protects the brain.
question
Cytoplasm
answer
All the protoplasm of a cell except that which is in the nucleus; the watery fluid containing food material necessary for cell growth, reproduction and self repair.
question
Defecation
answer
Elimination of feces from the body.
question
Deltoid
answer
Large, triangular muscle covering the shoulder joint that allows the arm to extend outward and to the side of the body.
question
Dendrites
answer
Tree-like branching of nerve fibers extending from a nerve cell; short nerve fibers that carry impulses toward the cell and receive impulses from other neurons.
question
Deoxyribonucleic acid (DNA)
answer
The blueprint material of genetic information; contains all the information that controls the function of the living cell.
question
Depressor anguli oris (Triangularis muscle)
answer
muscle extending alongside the chin that pulls down the corner of the mouth.
question
Diaphragm
answer
muscular partition that separates the thoracic cavity from the abdominal cavity and aids in breathing.
question
Diencephalon
answer
Located in the uppermost part of the midbrain, consists of the two main parts the thalamus and the hypothalamus.
question
Digestion
answer
Break down of food my mechanical and chemical means.
question
Digestive System (Gastrointestinal System)
answer
Responsible for changing food into nutrients and wastes: consists of the mouth, the stomach, intestines, salivary and gastric glands, and other organs.
question
Digestive Enzymes
answer
Chemicals that change certain kinds of foods into a form that can be used by the body.
question
Digital Nerve
answer
Sensory-motor nerve that, with it's branches, supplies impulses to the fingers.
question
Eleventh Cranial Nerve (Accessory Nerve)
answer
a motor nerve that controls the motion of the neck and shoulder muscle.
question
Endocrine Glands (Ductless Glands)
answer
Release secretions called hormones directly into the bloodstream which in turn influence the welfare of the entire body.
question
Endocrine System
answer
Group of specialized glands that affect the growth, development, sexual activities, and health of the entire body.
question
Epicranial Aponeurosis
answer
Tendon connecting to the occipitalis and the frontalis.
question
Epicranius (Occipitalfrontalis)
answer
The broad muscle that covers the top of the skull and consists of the occipitalis and frontalis.
question
Epithelial Tissue
answer
Protective covering on body surfaces, such as the skin, mucous membranes, and lining of the heart; digestive and respiratory organs; and glands.
question
Ethmoid Bones
answer
Light, spongy bone between the eye sockets that forms part of the nasal cavaties.
question
Excretory System
answer
Group of organs-including the kidneys, liver, skin, large, intestine, and lungs- that purify the body by elimination of waste matter.
question
Exhalation
answer
Breathing outward; expelling carbon dioxide from the lungs.
question
Exocrine Glands (Duct Glands)
answer
produce a substance that travels through small, tube-like ducts. Sweat and oil glands of the skin belong to this group.
question
Extensors
answer
Muscles that straighten the wrist, hand and fingers to form a straight line.
question
External Carotid Artery
answer
Artery that supplies blood to the anterior parts of the scalp, ear, face, neck and side of the head.
question
External Jugular Vein
answer
Vein located on the side of the neck that carries blood returning to the heart from the head, face, and neck.
question
Facial Artery (External Maxillary Artery)
answer
Supplies blood to the lower region of the face, mouth, and the nose.
question
Fifth Cranial Nerve (Trifacial/ Trigeminal Nerve)
answer
The chief sensory nerve of the face, and it serves as the motor nerve of the muscles that control chewing. It consists of three branches.
question
Flexors
answer
Extensor muscle of the wrist, involved in flexing the wrist,
question
Frontal Artery
answer
Artery that supplies blood to the forehead and upper eyelids.
question
Fontal Bone
answer
Bone forming the forehead.
question
Frontalis
answer
Front (anterior) portion of the epicranius; muscle of the scalp that raises the eyebrows, draws the scalp foreward and causes wrinkles across the forehead.
question
Glands
answer
Specialized organs that remove certain elements from the blood to convert them into new compounds.
question
Greater Auricular Nerve
answer
Nerve at the sides of the neck affecting the face, ears, neck, and parotid gland.
question
Greater Occipital Nerve
answer
Nerve located in the back of the head, affects the scalp as far up as the top of the head.
question
Heart
answer
Muscular cone-shaped organ that keeps the blood moving within the circulatory system.
question
Hemoglobin
answer
Iron-containing protein in red blood cells that binds oxygen.
question
Hormones
answer
Secretions produced by one of the endocrine glands and carried by the bloodstream or body fluid to another part of the body, or a body organ, to stimulate functional activity or secretion such as insulin, adrenaline, and estrogen.
question
Humerus
answer
Uppermost and largest bone in the arm, extending from the elbow to the shoulder.
question
Hyoid Bone
answer
U-Shaped Bone at the base of the tongue that supports the tongue and its muscle.
question
Inferior Labial Artery
answer
Supplies blood to the lower lip.
question
Infraorbital Artery
answer
Artery that originates from the internal maxillary artery and supplies blood to the eye muscles.
question
Infraorbital Nerve
answer
Nerve that affects the skin of the lower eyelid, side of the nose, upper lip and mouth.
question
Infratrochlear Nerve
answer
Nerve that affects the membrane and skin of the nose.
question
Ingestion
answer
Eating or taking food into the body.
question
Inhalation
answer
Breathing in through the nose or the mouth, and thus oxygen is absorbed by the blood.
question
Insertion
answer
Point where the skeletal muscle is attached to a bone or other movable body part.
question
Integumentary System
answer
The skin and its accessory organs, such as the oil and the sweat glands, sensory receptors,hair and nails.
question
Internal carotid artery
answer
Artery the supplies blood to the brain, eyes, eyelids, forehead, nose, and internal ear.
question
Internal juglar vein
answer
Vein located at the side of the neck to collect blood from the brain and parts of the face and neck,
question
Interstitial Fluid
answer
Blood plasma found in the spaces between tissues.
question
Joint
answer
Connection between two or more bones of the skeleton.
question
Kidneys
answer
One of the organs which supports the excretory system by eliminating water and waste products.
question
Lacrimal Bones
answer
Small, thin bones located in the anterior medial wall of the orbits (eye sockets)
question
Lateral Pterygoid
answer
Muscles that coordinate with the masseter, temporalis, and medial pterygoid muscles to open and close the mouth and bring the jaw foreward, sometimes referred to as chewing muscles.
question
Latissimus Dorsi
answer
Large,flat, triangular muscle covering the lower back.
question
Levator Anguli Oris (Caninus)
answer
A muscle that raises the angle of the mouth and draws it inward.
question
Levator Labii Superioris (Quadratu labii superioris)
answer
Muscle surrounding the upper lip that elevates the upper lip and dilates the nostrils, as in expressing distaste.
question
Liver
answer
One of the organs which supports the excretory system by removing toxic waste products of digestion.
question
Lungs
answer
Spongy tissue composed of microscopic cells in which inhaled air is exchanged for carbon dioxide during one respiratory cycle.
question
Lymph
answer
Clear, yellowish fluid that circulates in the lymph spaces (lymphatic) of the body; carries waste and impurities away from the cells.
question
Lymph capillaries
answer
Lymphatic vessels that occur in clusters and are distributed throughout most of the body
question
Lymph nodes
answer
Gland-like structures found inside lymphatic vessels; filter the lymphatic vessels and helps fight infections with white blood cells.
question
Lymphatic/immune system
answer
Vital to the circulatory and to the immune system made up of lymph, lymph nodes, the thymus gland, the spleen, and lymph vessels that act as an aid to the blood system; the lymphatic and immune system are closely connected in that they protect the body from disease by developing immunities and destroying disease causing microorganisms.
question
Mandible
answer
Lower jawbone, strongest bone of the face,
question
Mandibular Nerve
answer
Branch of the fifth cranial nerve the supplies the muscles and skin of the lower part of the face; also, nerve that affects the muscles of the chin and lower lip.
question
Masseter
answer
One of the muscles the coordinate with the temporalis, medial pterygoid, and lateral pterygoid muscles to open and close the mouth and bring the jaw foreward; sometimes referred to as the chewing muscles.
question
Maxillary Nerve
answer
Branch of the fifth cranial nerve that supplies the upper part of the face.
question
Maxillary Bones
answer
Forms the upper jaw.
question
Medial Pterygoid
answer
One of the muscles that coordinate with the masseter, temporalis, and lateral pterygoid muscles to open and close the mouth and bring the jaw foreward; sometimes referred to as chewing muscles.
question
Median Nerve
answer
Nerve, smaller than the ulnar and radial nerves, that supplies the arm and the hand.
question
Melasma (Pregnancy Mask)
answer
Skin condition that is triggered by hormones by hormones that causes darker pigmentation in areas such as on the upper lip and around the eyes and cheeks.
question
Mental Nerve
answer
Nerve that affects the skin of the lower lip and chin.
question
Mentalis
answer
Muscle that elevates the lower lip and raises and wrinkles the skin of the chin.
question
Metabolism
answer
1. Chemical process taking place in living organisms whereby the cells are nourished and carry out their activities. 2. The process of changing food into forms the body can use as energy. Metabolism consists of two parts: anabolism and catabolism.
question
Metacarpus (Palm)
answer
Consists of five long, slender bones called metacarpal bones.
question
Middle Temporal Artery
answer
Artery the supplies blood to the temples.
question
Mitosis
answer
Cells dividing into two new cells. The usual process of cell reproduction of human tissue.
question
Mitral Valve (Bicuspid Valve)
answer
A valve in which, from the left atrium, the blood flows through into the left ventricle.
question
Motor Nerves (Efferent Nerves)
answer
Carry impulses from the brain to the muscles or glands. These transmitted impulses produce movement.
question
Muscle Tissue
answer
Tissue that contracts and moves various parts of the body.
question
Muscular System
answer
Body system that covers, shapes, and supports the skeleton tissue; contracts and moves various parts of the body.
question
Myology:
answer
The study of nature, structure, function, and diseases of the muscles.
question
Nasal Bones
answer
Bones that form the bridge of your nose.
question
Nasal Nerve
answer
Nerve that affects the point and lower sides of the nose.
question
Nasalis Muscle
answer
Two-Part muscle which covers the nose.
question
Nerve Tissue:
answer
Tissue that controls and coordinates all body functions.
question
Nerves
answer
Whitish cords made up of bundles of nerve fibers held together by connective tissue, through which impulses are transmitted.
question
Nervous System
answer
body system composed of the brain, spinal cord, and nerves: Controls and coordinates all other systems and makes them work harmoniously and efficiently.
question
Neurology
answer
The scientific study of the structure, function and pathology of the nervous system.
question
Neuron or nerve cell
answer
The basic unit of the nervous system, consisting of a cell body, nucleus, dendrites, and axon.
question
Nonstriated Muscle (Involuntary/Visceral/smooth muscles)
answer
Muscles that function automatically without conscious will.
question
Nucleoplasm
answer
Fluid within the nucleus of the cell that contains proteins and DNA; determines our genetic makeup.
question
Nucleus
answer
The central part, core. 1. In histology the dense, active protoplasm found in the center of a eukaryotic cell that acts as the genetic control center; it plays an important role in cell reproduction and metabolism. 2. In chemistry, the center of the atom, where protons and neutrons are located.
question
Occipital Artery
answer
Artery that supplies blood to the skin and muscles of the scalp and the back of the head up to the crown.
question
Occipital Bone
answer
Hindmost bone of the skull, below the parietal bones; forms the back of the skull above the nape.
question
Ophthalmic Nerve
answer
Branch of the fifth cranial nerve that supplies the skin of the forehead, upper eyelids, and interior portion of the scalp, orbit, eyeball, and nasal passage.
question
Orbicularis Oculi
answer
Ring muscle of the eye socket, closes the eyelid.
question
Orbicularis Oris
answer
Flat band around the upper and lower lips that compresses, contracts, puckers and wrinkles the lips.
question
Organelle
answer
Small structures or miniature organs within a cell that have their own functions.
question
Organs
answer
Structures composed of specialized tissues and performing specific functions in plants and animals
question
Orgin
answer
Part of the muscle that does not move; it is attached to the skeleton and is usually part of a skeletal muscle.
question
Os
answer
Means bone and is used in prefix in many medical terms. such as osteoarthritis which is a joint disease.
question
Osteology
answer
Study of the anatomy, structure and function of the bones.
question
Ovaries
answer
Function in sexual reproductions as wall as determining male and female sexual characteristics.
question
Palatine Bones
answer
Two bones that form the head palate of the mouth.
question
Pancreas
answer
Secretes enzyme-producing cells that are responsible for digesting carbohydrates, proteins, and fats. The islet of langerhans cells within the pancreas control insulin and glucagon production.
question
Parasympathetic Divison
answer
Part of the autonomic nervous system. It operates under normal nonstressful situations, such as resting. It also helps to restore and calm and balance to the body after a stressful event.
question
Parathyroid Glands
answer
Regulate blood calcium and phosphorus levels so that the nervous and muscular systems can function properly.
question
Parietal Artery
answer
Artery that supplies blood to the side of the crown of the head.
question
Parietal Bones
answer
Bones that form the sides and the top of the cranium.
question
Pectoralis major and minor
answer
Muscles of the chest that assist the swinging movements of the arm.
question
Pericardium
answer
Double Layered membranous sac enclosing the heart; made of epithelial tissue.
question
Peripheral Nervous System (PNS)
answer
System of nerves and ganglia that connects the peripheral parts of the body to the central nervous system; has both sensory and motor nerves.
question
Peristalsis
answer
Moving food along the digestive tract.
question
Phelanges (singular: Phalanx) a.k.a digits
answer
Bones of the fingers, three in each finger and two in each thumb, totaling 14 bones.
question
Pineal Gland
answer
a gland located in the brain. Plays a major role in the sexual development, sleep, and metabolism.
question
Pituitary Gland
answer
A gland found in the center of the head. The most complex organ of the endocrine system. It affects almost every physiologic process of the body: Growth, blood pressure, contractions during child birth, breast-milk production, sexual organ functions in both men and women, thyroid gland function, and the conversion of food into energy (metabolism)
question
Plasma
answer
Fluid part of the blood and lymph that carries food and secretions to the cells and carbon dioxide from the cells.
question
Platelets (Thrombocytes)
answer
Much smaller than red blood cells, contribute to the blood-clotting process, which stops bleeding.
question
Platysma
answer
Broad muscle extending from the chest and shoulder muscles to the side of the chin; responsible for depressing the lower jaw and lip.
question
Posterior Auricular Artery
answer
Artery that supplies blood to the scalp, behind and above the ear.
question
Posterior Auricular Nerve
answer
Nerve that affects the muscles behind the ear and the base of the skull.
question
Procerus
answer
Muscle that covers the bridge of the nose, depresses the eyebrows, and causes wrinkles across the bridge of the nose.
question
Pronators
answer
Muscles that turn the hand inward so that the palm can face downward.
question
Protoplasm
answer
Colorless, jellylike substance in cells; contains food elements such as proteins, fats, carbohydrates, mineral salts, and water.
question
Pulmanory Circulation
answer
Send the blood from the heart to the lungs to be purified, then back to the heart again.
question
Radial Artery
answer
Artery, along with numerous branches, that supplies blood to the thumb side of the arm and the back of the hand; supplies the muscles of the skin, hands, fingers, wrist, elbows and forearm.
question
Radial Nerve
answer
Nerve that, with its branches, supplies the thumb side of the arm and the back of the hand
question
Radius
answer
Smaller bone in the forearm on the same side of the thumb
question
Red blood cells (Red corpuscles/erythocytes)
answer
Produced in the red bone marrow, blood cells that carry oxygen from the lungs to the body cells and transport carbon dioxide from the cells to the lungs.
question
Reflex
answer
Automatic reaction to a stimulus that involves the movement of an impulse from a sensory receptor along the sensory nerve to the spinal cord. A responsive impulse is sent along a motor neuron to a muscle, causing a reaction. i.e a quick removal of the hand from a hot obeject. Reflexes do not have to be learned they are automatic.
question
Reproductive system
answer
Body system that includes the ovaries, uterine tubes, uterus and vagina in the female and the testes, prostate gland, penis and urethra in the male. This system performs the function of producing offspring and passing on the genetic code from one generation to another.
question
Respiration
answer
Process of inhaling and exhaling; the act of breathing; the exchange of carbon dioxide and oxygen in the lungs and within each cell.
question
Respiratory System
answer
Body systems consisting of the lungs and air passages, enables breathing, which supplies the body with oxygen and eliminates carbon dioxide as a waste product.
question
Ribs
answer
Twelve pairs of bones forming the wall of the thorax.
question
Risorius
answer
Muscle of the mouth that draws the corner of the mouth back, as in grinning.
question
Scapula (shoulder blade)
answer
One of a pair of large, flat triangular bone of the shoulder.
question
Sensory Nerves (afferent nerves)
answer
Carry impluses or messages from the sense organs to the brain, where sensations such as touch, could, heat, sight, hearing, taste, smell, pain and pressure are experienced. Sensory nerve endings called receptors are located close to the surface of the skin.
question
Serratus Anterior
answer
Muscle of the chest that assists in breathing and rasing the arm.
question
Seventh Cranial Nerve (facial nerve)
answer
The chief motor nerve of the face. It emerges near the lower part of the the ear and extends to the muscles of the neck.
question
Skeletal System
answer
Physical foundation of the body, composed of the bone and moveable and immovable joints.
question
Skin
answer
External protective coating that covers the body. The bodys largest organ, acts as a barrier to protect body systems from the outside elements.
question
Smaller occipital nerve (lesser occipital nerve)
answer
Located at the base of the skull, affects the scalp and muscles behind the ear.
question
Sphenoid bone
answer
Bone that joints all the bones of the cranium together.
question
Spinal Cord
answer
Portion of the central nervous system that originates in the brain extends down to the lower extremity of the trunk, it is protected by the spinal column.
question
Sternocleidomastoid (SCM)
answer
Muscle of the neck that depresses and rotates the head.
question
Sternum (breastbone)
answer
The flat bone that forms the ventral support of the ribs.
question
Striated Muscles ( Skeletal/ Voluntary Muscles)
answer
Attached to bones and make up a large percentage of body mass; controlled by the will.
question
Submental Artery
answer
Artery that supplies blood to the chin and lower lip.
question
Superficial Temporal Artery
answer
A continuation of the external carotid nerve artery. Artery that supplies blood to the muscles of the front, side and top of the head.
question
Supinator
answer
Muscle of the forearm that rotates the radius outward and the palm upward.
question
Supraorbital Artery
answer
Artery that supplies blood to the upper lip and region of the nose
question
Supraorbital Nerve
answer
Nerve that affects the skin of the forehead, scalp, eyebrow, and upper eyelid.
question
Supratrochlear nerve
answer
Nerve that affects the skin between the eyes and upper side of the nose.
question
Sympathetic Divison
answer
Part of the autonomic nervous system that stimulates or speeds up activity and prepares the body for stressful situations, such as in running from a dangerous situation, or competing in a sports event.
question
Systemic or general circulation
answer
Circulation of blood from the heart throughout the body and back again to the heart.
question
Temporal Bones
answer
bones forming the sides of the head in the ear region
question
Temporal Nerve
answer
Nerve affecting the muscles of the temples, side of the forehead, eyebrow, eyelid and upper part of the cheek.
question
Temporalis Muscle
answer
Temporal muscle, one of the muscles involved in mastication (chewing)
question
Testes
answer
Male organs which produces the male hormone testosterone.
question
Thorax (Chest/ Pulmonary trunk)
answer
Consists of the sternum, ribs, and thoracic vertebrae, elastic, bony cage that serves as a protective frame work for the heart, lungs, and other internal organs.
question
Thyroid Gland
answer
A gland located in the neck, controls how quickly the body burns energy (metabolism) makes proteins, and how sensitive the body should be to other hormones.
question
Tibial Nerve
answer
Divison of the sciatic nerve, passes behind the knew: subdivides and supplies impulses to the knee, the muscles of the calf, the skin of the leg, and the sole, heel, and underside of the toes.
question
Tissue
answer
Collection of similar cells that perform a particular function.
question
Transverse facial nerve
answer
Artery that supplies blood to the skin and the masseter.
question
Trapezius
answer
Muscle that covers the back of neck and upper and middle region of the back: stabilizes the scapula and shrugs the shoulders.
question
Triceps
answer
Large muscle that covers the entire back of the upper arm and extends the forearm.
question
Tricuspid Valve
answer
The heart valve that prevents backflow between the right atrium and the right ventricle.
question
Turbinal bones
answer
Thin layers of spongy bone on either of the outer walls of the nasal depression.
question
Ulna
answer
Inner and larger bone of the forearm, attached to the wrist on the side of the little finger (pinky).
question
Ulnar artery
answer
Artery that supplies blood to the muscle of the pinky side of the arm and palm of the hand.
question
Ulna Nerve
answer
Sensory-motor nerve that, with its branches, affects the little-finger side of the arm and palm of the hand.
question
Valves
answer
Structures that temporarily close a passage or permit flow in one direction only.
question
Vascular System
answer
Body system consisting of the heart, arteries, veins, and capillaries for the distribution of blood throughout the body.
question
Veins
answer
Thin-walled blood vessels that are less elastic than arteries; they contain cuplike valves to prevent backflow and carry impure blood from the various capillaries back to the heart and lungs.
question
Ventricle
answer
A thick walled, lower chamber of the heart that recieves blood pumped from the atrium. There is a right ventricle and a left ventricle.
question
Venules
answer
Small vessels that connect the capillaries to the veins. They collect blood from the capillaries and drain it into the veins.
question
Vomer Bone
answer
Flat, thin bone that forms part of the nasal septum.
question
White blood cells (White corpuscles/Leukocytes)
answer
They destroy disease causing germs,
question
Zygomatic Bones ( malar bones/cheekbones)
answer
Bones that form the prominence of the cheeks= cheekbones.
question
Zygomatic Nerve
answer
Nerve that affects the skin of the temple, side of the forehead, and upper part of the cheek.
question
Zygomaticus major and minor
answer
Muscles on both sides of the face that extend from the zygomatic bone to the angle of the mouth, these muscles elevate the lip, pull the mouth upward and backward, as when you are laughing or smiling.
question
How many cells are in the human body?
answer
Trillions
question
Favorable conditions for a cell to reproduce:
answer
Adequate supply of oxygen, water, food, suitable temperatures,.
question
Unfavorable conditions for a cell to reproduce:
answer
Toxins, disease, injury.
question
Percentage of water in the average adult.
answer
50-65% of water.
question
The amount of joints in the human body
answer
Over 230 movable and semi movable joints in the body.
question
The amount of bones in the skeletal system
answer
206 bones.
question
The muscles are connect to the bones by:
answer
Tendons
question
Bones are connected to eachother by:
answer
Ligaments
question
The amount of bones in the face:
answer
22 bones.
question
The amount of bones in the cranium:
answer
8 bones.
question
The amount of bones in the face.
answer
14 bones.
question
How to stimulate muscular tissue:
answer
Massage, Electrical therapy current, light rays, heat rays, moist heat, nerve impulses, and chemicals (certain acids and salts).
question
Ear preifx:
answer
AURI
question
Chin prefix:
answer
MENTAL
question
Components of the brain stem:
answer
The midbrain, pons, and medulla oblongata.
question
This extends from the spinal cord and is distributed to the muscles and skin of the trunk and limbs.
answer
31 pairs of spinal nerves.
question
SUPRA:
answer
Above
question
Posterior:
answer
Behind
question
an adult heart pumps this much blood a day:
answer
Nearly 4,000 gallons.
question
An adult has____ miles of blood vessels in their body
answer
60,000.
question
Inferior:
answer
Lower
question
The amount of hormones in your body:
answer
Over 30.
question
The average amount of intestines in an adult body:
answer
25 feet.
question
Amount of food handled in an entire lifetime:
answer
50 tons.
question
Lungs contain ____ miles of airways.
answer
1500 miles.
question
You shed ____ dead skin cells from your body every minute.
answer
30,000 to 40,000.
question
Effects of changing/fluctuating hormones.
answer
Acne, loss of collagen and elastin, loss of scalp hair, facial hair growth and color, and.changes in skin pigmentation (melasma).
Get an explanation on any task
Get unstuck with the help of our AI assistant in seconds
New