【单选题】【消耗次数：1】
血浆胶体渗透压的生理作用是
①
调节血管内外水的交换
②
调节细胞内外水的交换
③
.维持细胞正常体积
④
.维持细胞正常形态
⑤
决定血浆总渗透压
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相关题目
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正常血浆渗透压为（ ）
①
290～310mmol/L
②
180～310mmol/L
③
290～400mmol/L
④
60～100mmol/L
⑤
100～200mmol/L
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