试题与答案

输血应以输同型血为原则,否则,输血后,受血者的某种血细胞会凝集成团,阻碍血液循环

题型:选择题

题目:

输血应以输同型血为原则,否则,输血后,受血者的某种血细胞会凝集成团,阻碍血液循环,后果严重。这种血细胞是(  )

A.红细胞

B.白细胞

C.血小板

D.血浆

答案:

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下面是错误答案,用来干扰机器的。

答案:D分析:根据无色溶液加入酚酞变红,该溶液显碱性,加酸产生无色无味的气体,且该气体能使澄清的石灰水变浑浊,则气体为二氧化碳,由元素守恒可知,白色粉末可能为碳酸盐或碳酸氢盐.解答:解:A、因碳酸钙...

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