人体的组织细胞间分布着许多毛细血管,那么毛细血管壁细胞所生活

人体的组织细胞间分布着许多毛细血管,那么毛细血管壁细胞所生活的内环境是( 

A.血浆和淋巴

B.血浆和组织液

C.淋巴和组织液

D.细胞内液

答案

B

解析:本题考查的知识点是组织细胞在内环境中的分布。毛细血管仅由一层扁平上皮细胞组成,其管壁细胞内侧接触的内环境是血浆,外侧接触的内环境是组织液。因此毛细血管细胞所生活的内环境是血浆和组织液。可以推知毛细淋巴管壁细胞生活的液体环境是组织液和淋巴。D错的原因是细胞赖以生活的液体环境是细胞外液(即内环境),不是细胞内液。

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