Myocardial blood flow is unidirectional; the nurse knows that the correct pathway is which of the following?
A) Right atrium, right ventricle, left ventricle, left atrium
B) Right atrium, left atrium, right ventricle, left ventricle
C) Right atrium, right ventricle, left atrium, left ventricle
D) Right atrium, left atrium, left ventricle, right ventricle

Question

Quizplus · Accepted Answer

Unoxygenated blood flows through the venae cavae into the right atrium,where it is pumped down to the right ventricle; the blood is then pumped out the pulmonary artery and is returned oxygenated via the pulmonary vein to the left atrium,where it flows to the left ventricle and is pumped out to the rest of the body via the aorta.

Myocardial Blood Flow Is Unidirectional; the Nurse Knows That the Correct