Multiple Choice
In the heart, the interatrial and interventricular septa
A) prevent blood exchange between the atria and ventricles.
B) allow blood to flow in only one direction between the atria and ventricles.
C) act as the pacemaker of the heart.
D) are the gatekeepers for the pulmonary and systemic circulatory systems.
Correct Answer:

Verified
Correct Answer:
Verified
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