All the ions that the membrane is permeable to contribute to the establishment of the potential of the membrane at rest °细胞膜在静息状态下对K的通透性一般大于其 它离子(主要是x),因此大多数细胞的静息膜 电位都是胞内为负 The Nat k+-ATPase contributes directly to generation of the resting membrane potential• The Na+ ,K+ -ATPase contributes directly to generation of the resting membrane potential. • All the ions that the membrane is permeable to contribute to the establishment of the potential of the membrane at rest. • 细胞膜在静息状态下对K +的通透性一般大于其 它离子（主要是IK1），因此大多数细胞的静息膜 电位都是胞内为负