Which statement is true concerning fetal outflow tracts?
a. The normal pulmonary artery should be positioned
posterior to the aorta and should be visualized passing under it.
b. The normal pulmonary artery should be positioned anterior
to the aorta and should be visualized crossing over it.
c. The right ventricular outflow tract leads to the aorta.
d. The left ventricular outflow tract leads to the pulmonary
artery.
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