题目内容

关于直肠癌根治术麻醉,下列叙述错误的是()。

A. 硬膜外麻醉宜用双管法
B. 先经低位管给药阻滞骶神经
C. 阻滞平面宜达T6~S4
D. 宜适量给予辅助用药
E. 体位改变对呼吸和循环无影响

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A. men start to take risks earlier than women.
B. adolescents are the ones who take the most risks.
C. men take more risks than women.
D. adolescents are cool-headed enough as for risk-taking.

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