Exam 1 Anatomy HW Questions – Flashcards
Unlock all answers in this set
Unlock answersquestion
the _______ body cavity contains the brain
answer
dorsal
question
the brain is _____ to the skull
answer
deep
question
the area of the lower limb that refers to the posterior side of the knee is the ______ region
answer
popliteal
question
true or false? in anatomical position, the palms of the hands face medially toward the thighs.
answer
false.
question
where is the stomach located?
answer
right upper quadrant and left upper quadrant
question
the sternal region is ____ to the axillary region
answer
medial
question
true or false? the mediastinum contains the trachea and lungs
answer
false
question
the smallest living unit is...
answer
a cell
question
the gluteal region is _____ to the popliteal region
answer
superior
question
a cross section is the same as a...
answer
transverse plane
question
regarding the anatomical position...
answer
directional terminology refers to the body in this position
question
the ______ cavity contains the heart and lungs
answer
thoracic
question
someone studying anatomy using the systemic approach could study _________
answer
all the digestive organs
question
whales and babies have...
answer
brown adipose fat to keep them warm (internal surface of blubber)
question
which cytoskeleton element is largest in diameter?
answer
microtubules
question
what is phagocytosis exemplified by?
answer
most types of white blood cells ingesting bacteria, viruses, and other foreign substances
question
Membrane-bound organelles have the same type of membrane as the plasma membrane except for...
answer
the absence of a glycocalyx.
question
What is the fate of the vesicle produced in the Golgi apparatus by the process identified as Pathway C?
answer
the vesicle is a lysosome containing enzymes to be used to clean-up cellular debris
question
The plasma membrane is important for all the following reasons...
answer
it separates the ECF from the ICF, it determines what substances enter and exit the cell, and it acts as a site for cell-to-cell interaction and recognition
question
What is an inclusion, not an organelle?
answer
glycosome
question
__________ is the substance that makes the plasma membrane more rigid and less permeable to water and water-soluble molecules
answer
cholesterol
question
what do serous membranes do?
answer
they line closed cavities such as the pleural, peritoneal, and pericardial cavities
question
what would simple squamous provide?
answer
secretion, diffusion, and filtration; it does NOT provide protection from abrasion
question
true or false: unlike other connective tissues, bone is not considered to be a living tissue
answer
FALSE
question
the difference between a basal lamina and a basement membrane is that...
answer
a basal lamina plus a layer of reticular fibers equals a basement membrane
question
what is the major function of pseudostratified columnar epithelium?
answer
secretion
question
what kind of tissues are adipocytes found in?
answer
connective tissue
question
a muscle fiber is...
answer
a muscle cell
question
true or false?
skeletal muscle is characterized by obvious striations (seen microscopically) and multinucleate cells.
answer
TRUE.
question
in connective tissue, extracellular matrix is not exactly the same as ground substance, because the matrix also contains...
answer
fibers
question
which of the following is not associated with connective tissue? aerolar, chondrocytes, goblet cells, or collagen?
answer
goblet cells
question
chondroblasts
answer
actively secrete matrix during cartilage growth
question
osteoblasts
answer
secrete collagen fibers and ground substance of bone
question
fascia
answer
fibrous membrane that wraps around muscles, muscle groups, and large vessels
question
adipose tissue
answer
constitutes 15-22% of the body weight
question
bone tissue
answer
has a tremendous ability to support and protect body structures, resists compression, has an abundance of collagen fibers
question
cartilage tissue
answer
contains thin collagen fibers, consists of up to 80% water; springs back from compression
question
fibrocartilage is distinguished from other types of cartilage by the following characteristic...
answer
collagen fibers predominate
question
what physical property do collagen fibers contribute to the connective tissue shown here?
answer
collagen resists and provides structural strength; this is CT proper dense irregular; in all connective tissue, collagen provides strength and resists pulling forces
question
accurate description of smooth muscle
answer
centrally located nucleus; involuntary control; and propels substances or objects
question
what do skeletal muscle and cardiac muscle have in common?
answer
both skeletal muscle and cardiac muscle (shown here) are striated (the dark/light banding pattern running perpendicularly across the cell).
question
true or false: cardiac muscle cells are connected to each other by intercalated discs?
answer
TRUE.
