Difficulty: Medium
Average Score: 82%
Simulated
Based on the child's diagnosis, he has mixed blood flow due to a left-to-right shunt within the ventricular septum _____.
Correct answer
A
Rationale
The phrase 'across the ventricular septum' accurately describes the location of the left-to-right shunt in a ventricular septal defect, causing mixed blood flow.