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稳态的生理意义是( ) A.使体温维持相对恒定 B.使体液的PH保持相对稳定 C...

稳态的生理意义是(    )                                 

A.使体温维持相对恒定

B.使体液的PH保持相对稳定

C.使内环境的渗透压处于相对平衡 

D.是机体进行正常生命活动的必要条件

 

D 【解析】略
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