第三章离子通道(ion channel)1ppt课件openingoftheionchannelinthemembraneopeningoftheionchannelinthemembraneExplanation:Explanation:IncertainIncertainmembranesmembranestheconductivitytheconductivityrelatingtoionscanberelatingtoionscanbecontrolledbyopeningorcontrolledbyopeningorclosingchannelsorporesclosingchannelsorporesspecificmostlytooneorspecificmostlytooneorseveralionsjustlikeakindseveralionsjustlikeakindofagatethroughvaryingofagatethroughvaryingthecellpotential(e.g.inthecellpotential(e.g.innerveandmusc