The major pumping chambers of the heart are________ .
A) the right atrium and ventricle
B) the left atrium and ventricle
C) both ventricles
D) both atria
Correct Answer:
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Q17: The largest artery in the body, the
Q18: In the coronary circulation, oxygen- rich blood
Q19: What is true of the mitral and
Q20: The intercalated discs in cardiac muscle tissue
Q21: The pericardial sac that encloses the heart
Q23: Blood arriving in the right atrium has
Q24: Blood has just been discharged into the
Q25: How many chambers make up the human
Q26: This structure is a remnant of a
Q27: These vessels carry oxygen- rich blood.
A)venae cavae
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