Blood returning to the heart from the systemic circuit first enters the
A) right atrium.
B) right ventricle.
C) left atrium.
D) left ventricle.
E) conus arteriosus.
Correct Answer:
Verified
Q1: The left ventricle pumps blood to the
A)
Q2: The atrioventricular valves permit blood flow
A) in
Q3: The heart pumps approximately _ liters of
Q4: Contractions of the papillary muscles
A) close the
Q6: Blood leaves the right ventricle by passing
Q7: The cusps (leaflets) of atrioventricular valves attach
Q8: Most of the middle layer in the
Q9: The term used to describe fluid collecting
Q10: In the middle of the thoracic cavity
Q11: The earlike extension of the atrium is
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