What is the function of the valves in the heart?
A) prevent backflow of blood through the heart
B) eliminate pressure variances within the heart
C) invert during contraction of the ventricles
D) promote contraction of the ventricles
Correct Answer:
Verified
Q4: Generally,coronary veins empty into a vessel known
Q5: Which two arteries arise from the right
Q6: Which opening in the interatrial septum of
Q7: The apex of the heart is situated
Q8: Both the left and right atria receive
Q10: The heart is situated in the middle
Q11: What is the most superficial layer of
Q12: Which vessel supplies the systemic circuit with
Q13: The right side of the heart receives:
A)deoxygenated
Q14: What is found between the visceral pericardium
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