问题
单项选择题
A client with bicuspid aortic valve has severe stenosis and is scheduled for valve replacement. While teaching the client about his condition and upcoming surgery, the nurse shows him a heart illustration. Which valve will be replaced （）
A. A
B. B
C. C
D. D
答案
参考答案：A
解析：
The aortic valve is located between the left ventricle and the aorta. It’s one of the semilunar valves and normally has three cusps.