问题
单项选择题
Which of the following activities should the nurse discourage the client with a peptic ulcer（）
A. Chewing gum.
B. Smoking cigarettes.
C. Eating chocolate.
D. Taking acetaminophen (Tylenol).
答案
参考答案：B
解析：
Cigarette smoking should be avoided because of its stimulatory effect on gastric secretions. Nicotine also increases the release of epinephrine, which leads to vasoconstriction.