Blood returning to the heart from the pulmonary circuit first enters the
A) right ventricle.
B) left atrium.
C) right atrium.
D) conus arteriosus.
E) left ventricle.
Correct Answer:
Verified
Q69: The foramen ovale in the fetal heart
Q70: Q71: Q72: Blood is supplied to the left atrium Q73: The heart is innervated by _nerves. Q75: The_ delivers) blood to the myocardium. Q76: The left ventricle pumps blood to the Q77: Analysis of the electrocardiogram can reveal all Q78: Abnormally slow depolarization of the ventricles would Q79: The first heart sound is heard when
A) sympathetic
B)
A) right
A)
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