A 维持膜内外Na<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230301/8086674_0.gif">、K<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230301/8086674_0_1.gif">的均匀分布 B
具有激素的作用 C
可顺浓度差主动转运Na<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230301/8086674_0_2.gif">和K<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230301/8086674_0_3.gif"> D
是镶嵌在膜上的通道蛋白 E
将细胞内Na<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230301/8086674_0_4.gif">泵出,细胞外K<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230301/8086674_0_5.gif">泵入