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心脏停搏的名词解释

心脏停搏的名词解释

2025-03-16 10:21:11

推荐回答（3个）

回答1：

心脏骤停是指各种原因引起的心脏突然停止跳动、有效泵血功能消失、引起全身严重缺氧、缺血临床表现为扪不到大动脉搏动和心音消失；继之意识丧失、呼吸停止、瞳孔散大、若不及时抢救可引起死亡一般认为、心脏停搏5～10s可出现眩晕或晕厥、超过15s可出现晕厥和抽搐、超过20s可出现昏迷；若心搏停止超过5min常可造成大脑严重损伤或死亡、即使复跳也往往会遗留不同程度的后遗症

回答2：

由于心脏窦房结不能产生冲动，使心房或整个心脏停止活动，心电图表现为一段较长时间内无P波及QRS波，其长间期与正常窦性的PP间期之间无倍数关系，长间期后可见交界区或室性逸搏性心律，参考百度百科。

回答3：

心脏停止了博动

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