Multiple Choice
Match the anatomical structures, labelled a. through e., with the heart characteristics. (Options may be used more than once or not at all.)
-its closing partially creates the heart sound "lub"
A) tricuspid valve
B) myocardium
C) aortic semilunar valve
D) AV node
E) sinoatrial node
Correct Answer:

Verified
Correct Answer:
Verified
Q87: The pulmonary circulation carries oxygenated blood from
Q97: One important function of the intrinsic control
Q117: An increase in the parasympathetic activity _
Q126: According to the Frank-Starling law of the
Q127: Match the term, labelled <br>Match the term,
Q131: Which of these actions is done by
Q134: Use the answer code below to complete
Q177: During exercise, the cardiac output _.
Q179: The AV valve controls the amount of
Q229: An increase in stroke volume _ the