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问题详情

正常人心率超过180次/min时，心输出量减少的原因主要是

A、快速充盈期缩短

B、减慢充盈期缩短

C、等容收缩期缩短

D、减慢射血期缩短

E、快速射血期缩短

时间：2021-07-17 23:16 关键词：护理学专升本生理学期末成绩低于60分期末考试

答案解析

A

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