When _____________, blood is forced into the ventricles.
A) both the atria and the ventricles contract
B) the atria contract and the ventricles relax
C) both the atria and the ventricles relax
D) the atria relax and the ventricles contract
Correct Answer:
Verified
Q23: When _, blood flows passively into the
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
Q29: The first heart sound (lub) results from
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
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