The nurse is caring for a 
-year-old male client with tetralogy of Fallot. Which assessment findings should the nurse expect（）
A. Aortic stenosis, atrial septal defect, overriding aorta, left ventricular hypertrophy.
B. Pulmonary artery stenosis, intraventricular septal defect, overriding aorta, right ventricular hypertrophy.
C. Pulmonary artery stenosis, patent ductus arteriosus, overriding aorta, right ventricular hypertrophy.
D. Transposition of the great vessels, intraventricular septal defect, right ventricular hypertrophy, patent ductus arteriosus.
参考答案：B
解析：
Tetralogy of Fallot consists of four congenital anomalies, pulmonary artery stenosis, intraventricular septal defect, overriding aorta, and right ventricular hypertrophy. The other combinations of defects aren’t characteristic of tetralogy of Fallot.