Los Angeles Harbor College » Anatomy » Anatomy 001 - Introduction to Human Anatomy » Winter 2023

Question #1

How many flaps does the left AV valve have?

A. 4

B. 1

C. 3

D. 2

Question #2

The outermost layer of the heart wall is the:

A. epicardium

B. myocardium

C. parietal layer of the pericardium

D. endocardium

Question #3

Which chamber does the aorta exit from?

A. right atrium

B. left atrium

C. left ventricle

D. right ventricle

Question #4

The left atrium and left ventricle are separated by the:

A. pulmonary valve

B. tricuspid valve

C. aortic valve

D. bicuspid valve

Question #5

The atrioventricular grooves:

A. are inside the heart chambers

B. connect to the semilunar valves

C. separate the ventricles

D. separate the atria from the ventricles

Question #6

What do the papillary muscles do?

A. hold the auricles open

B. hold the flaps of the AV valves closed

C. hold the flaps of the semilunar valves open

D. cause the heart to beat

Question #7

Which chamber does the superior vena cava empty into?

A. right ventricle

B. right atrium

C. left atrium

D. left ventricle