McGraw-Hill Online Learning Center Test<BLURT>

McGraw-Hill Online Learning Center Test


1. Review the animation and answer the following questions.

Murmurs are the result of

A. insufficient blood flow to heart muscles.
B. defects in the heart valves.
C. problems in the conduction system.
D. deterioration of cardiac muscle tissue.


2. All of the following are true about valvular insufficiency EXCEPT A. it occurs when a valve does not open fully.
B. it occurs when a valve does not close completely.
C. it allows the backflow of blood in the incorrect direction.
D. it occurs when cusps of a valve do not form a tight seal.


3. Aortic valvular insufficiency will lead to an abnormal sound which occurs during A. atrial systole.
B. atrial diastole.
C. ventricular systole.
D. ventricular diastole.
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