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. 2

B. 3

C. 1

D. 4

Question #2

The outermost layer of the heart wall is the:

A. parietal layer of the pericardium

B. endocardium

C. myocardium

D. epicardium

Question #3

Which chamber does the aorta exit from?

A. left atrium

B. right atrium

C. left ventricle

D. right ventricle

Question #4

The left atrium and left ventricle are separated by the:

A. bicuspid valve

B. tricuspid valve

C. aortic valve

D. pulmonary valve

Question #5

The atrioventricular grooves:

A. connect to the semilunar valves

B. separate the ventricles

C. are inside the heart chambers

D. separate the atria from the ventricles

Question #6

What do the papillary muscles do?

A. hold the auricles open

B. cause the heart to beat

C. hold the flaps of the AV valves closed

D. hold the flaps of the semilunar valves open

Question #7

Which chamber does the superior vena cava empty into?

A. right atrium

B. left atrium

C. left ventricle

D. right ventricle