A newborn is severely cyanotic.An echocardiogram reveals transposition of the great arteries.What is the characteristic defect associated with this condition?
A) The pulmonary artery leaving the right ventricle
B) The aorta leaving the right ventricle
C) Ventricular septal defect (VSD)
D) Atrial septal defect (ASD)

Question

Quizplus · Accepted Answer

In transposition of the great arteries, the aorta arises from the right ventricle and the pulmonary artery arises from the left ventricle, leading to parallel circulations and severe cyanosis.

A Newborn Is Severely Cyanotic