Homework 4 – Flashcards

The longest part of the alimentary canal is the ______.

Heart valve with two cusps.

A blockage in the internal iliac artery would impair blood flow to all of the following EXCEPT the ______. a. pelvic organs b. medial thigh c. pelvic wall d. muscles of lower limbs and a small portion of the anterior abdominal wall e. gluteal muscles

The secretion of the seminal vesicles makes up about ______% of the volume of semen, and the secretion contains ______.

Which heart structure is located most anteriorly?

______ tonsils are located in the lateral walls of the fauces of the oropharynx.

The region in the urinary bladder, defined by the openings of the ureters and the urethra, is called the ______.

The parietal cells in the stomach produce

The tricuspid valve is closed when

The cardiac centers that control heart rate are located in the

Which surface of the heart is dominated by the left ventricle?

The heart chamber that pumps oxygenated blood around the systemic circuit is the

Parasympathetic impulses to the SA node are transmitted on this cranial nerve.

Which layer of blood vessels contains smooth muscle tissue?

Name the ridged bundles of muscle found projecting inside the right atrium.

The right atrioventricular valve.

The valve located at the exit of the right ventricle.

T/F: The moderator band is found on both the right and left side of the heart.

T/F: Oxygenated blood flows through the right side of the heart

The fibrous skeleton of the heart functions in all of these ways EXCEPT in __________. a. acting as the point of insertion for bundles of cardiac muscle in the atria and ventricles b. causing direct spread of electrical impulses from the atria to the ventricles c. preventing overdilation of the valve openings d. lining the heart chambers, covering the heart valves, and forming the ridge of the crista terminalis e. anchoring the valve cusps

The heart chamber that receives blood from the superior vena cava, inferior vena cava, and coronary sinus.

The epicardium is the same as the

T/F: The middle cardiac vein lies alongside the anterior interventricular artery

Semilunar valves are located between

Functionally, there are no valves in arteries (as opposed to in veins) because

Which of the following does not add a secretion to the semen?

The cusps of the valves of the heart are covered by

Identify the letter that indicates the left coronary artery.

Blood moves from the left ventricle into what vessel?

Which laryngeal cartilage is composed of elastic cartilage?

Midventral erectile body that surrounds the spongy urethra.

Dorsally located bodies of erectile tissue that make up most of the mass of the penis.

Enlarged distal end of the corpus spongiosum.

Proximal ends of the corpora cavernosa; anchored to the pubic arch of the bony pelvis.

Are ejaculation and erection under parasympathetic or sympathetic control?

T/F: The elastic arteries are the largest arteries near the heart.

In a capillary bed, relaxation of the precapillary sphincters causes more blood to flow through

A drop of blood returning to the heart from the head region would enter the heart through which vessel?

What are the components of the respiratory membrane?

Which branch (or branches) of the abdominal aorta supplies the stomach?

Identify the most muscular chamber.

Name the inner lining of the heart.

Identify the valve found between the left atrium and left ventricle.

What heart chamber pushes blood through the aortic semilunar valve?

Name the needle like ridges of muscle lining the ventricles.

What fibrous structure functions to anchor the atrioventricular valves in a closed position?

T/F: Blood on the right never mixes with blood on the left, once the heart is fully developed.

The wall of the uterus is composed of three basic layers: an outer perimetrium, a middle ______, and an inner endometrium

The right ventricle pumps blood into which vessel?

Purkinje fibers (subendocardial branches) are __________.

Which of the following is the primary sex organ in the male?

Identify the structure that the red arrow is indicating.

The terminal conducting elements in the ventricular myocardium are?

T/F: The ejaculatory ducts are formed by the union of the ductus deferens and urethra.

What type of epithelium lines the lumen of the terminal bronchiole?

What is the function of valves in veins?

T/F: Contraction of the heart proceeds first on the right side of the heart and second on the left.

Collectively, the structures that attach the lungs to the mediastinum are called the ______ of the lung.

Stenosis of the mitral valve may cause blood to back up into the

The ______ is homologous to the penis, having both a glans and a body.

Coronary artery that supplies the left atrium.

The internal C-shaped crest of the right atrium which indicates the openings for the Superior vena cava and Inferior vena cava is

What is the anatomical relationship of the true vocal folds to the false vocal folds?

During which stage of the heartbeat are the atrioventricular valves closed?