试题与答案

脉搏血氧饱和度监测的影响因素() A.体温因素:低体温致SPO降低。 B.低血压:肢

题型:多项选择题

题目:

脉搏血氧饱和度监测的影响因素()

A.体温因素:低体温致SPO降低。

B.低血压:肢端末梢循环不良,当<50mmHg,SPO下降。

C.测定部位:测定部位其皮肤组织愈厚,精确度愈低。

D.皮肤色素:色素沉着、指甲染料SPO偏低。

E.血管收缩剂:使SPO测值下降。

答案:

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参考答案:A

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