影响冠脉血流量的重要因素是A.主动脉舒张压B.主动脉平均压C.主动脉收缩压D.PCWPE.CVP

作者: rantiku 人气: - 评论: 0
问题 影响冠脉血流量的重要因素是
选项 A.主动脉舒张压 B.主动脉平均压 C.主动脉收缩压 D.PCWP E.CVP
答案 A
解析 :因冠脉供血主要发生在心室舒张期,所以心室舒张期的长短和主动脉舒张压是调节冠脉循环的因素。

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