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正常钠浓度是多少

更新时间: 2020-11-05 00:00:00     

正常人体中钠约为40~44mmol/kg,其在细胞外液中占总钠量的44%,细胞内液中占9%,骨髓中占47%。

体内钠有交换性钠和非交换性钠,交换性的占75%,非交换性钠占25%,后者沉着在骨骼中,细胞外液中钠离子对细胞外液容量和渗透压的维持有重要作用,对肌肉的活动亦很重要。

关键词: 正常 浓度 多少

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