β受体阻断药一般不用于A:心律失常B:支气管哮喘C:青光眼D:高血压E:心绞痛

作者: rantiku 人气: - 评论: 0
问题 β受体阻断药一般不用于
选项 A:心律失常 B:支气管哮喘 C:青光眼 D:高血压 E:心绞痛
答案 B
解析 β受体阻断药可阻断气管平滑肌β2受体作用,收缩支气管平滑肌,增加呼吸道阻力。用药后可诱发或加重支气管哮喘,故正确答案为B。
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