The first heart sound (lub) results from the closing of the _________ valves in the beginning of __________.
A) AV; ventricular diastole
B) semilunar; ventricular systole
C) semilunar; ventricular diastole
D) AV; ventricular systole
Correct Answer:
Verified
Q24: When the right ventricle contracts, the
A)right atrium
Q25: Which of the following is the
Q26: The cardiac output is the
A)volume of blood
Q27: The SA node is located in the
A)right
Q28: When _, blood is forced into the
Q30: When _, blood pressure within the ventricles
Q31: The second heart sound (dub) results from
Q32: The cardiac control center is located in
Q33: The T wave of an ECG is
Q34: The systemic circuit carries _ blood from
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