人在大量出汗或严重腹泻血液中主要丢失什吗成分?通常采用什吗方法来补充血液丢失的这些成分?

2025-03-31 00:36:18
推荐回答(2个)
回答1:

血液由细胞部分和非细胞部分组成。细胞部分有红细胞、白细胞、血小板;非细胞部分是血浆,血浆的主要成分是水、氨基酸、糖类、脂类、维生素、无机盐等。在显微镜下,血液中的血细胞不像肉眼看见的那么密集,淡黄色的血浆因而成了我们视觉的底色。 血液是人体中最重要的成分之一,占成年人体重的8%左右,相当于每千克体重中有70—80毫升的血液,也就是说一个体重60千克的成年人,体内约有4500毫升的血液。 血液的颜色可以直接影响到肤色,而且血液成份发生了变化,也会从人体表面反映出来。贫血的人脸色苍白,这是由于贫血者红细胞数量减少;喝过酒或刚运动完的人心跳加快,血液循环加速,皮肤血流增加,所以肤色发红;黄疸性肝炎患者(因为肝细胞对胆红素的改造能力降低,使血中胆红素增高产生黄疸病人的皮肤、巩膜发黄。)病人的皮肤、巩膜则发黄。

回答2:

血液由血浆、红细胞、血小板、白细胞组成。血浆由91%的水分和无机盐、蛋白质、葡萄糖等组成。生物课问题大量出汗后血液中主要丢失了什么?答案就是丢失了血浆,其实就是少了大量水分和无机盐,而这些就是血液中的血浆部分。说到这儿就很明显了,丢失血浆,就补充水分和盐分就OK啦

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