[网络] 窦房结;窦房节;右心房上窦房结
词型变化:名词复数形式 : sa nodes

SA node的用法和样例:

例句

  1. Activation of the heart normally begins in the sinoatrial node.在正常情况下,心脏的活动始于窦房结。
  2. This process continues over and over as the atria refill with blood and other electrical signals come from the SA node.随着心房的再次充血和窦房结电信号的再次产生,这个过程会一直重复下去。

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