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Neuron - OUH.dk

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Nervecelle fysiologi<br />

itsiropoulos©2007<br />

……eller udenfor cellen (eksocytose)<br />

Na + K + pumpen<br />

itsiropoulos©2007<br />

• Pumpen tranporterer 3 Na molekyler udenfor cellen og<br />

• samtidig transporteres 2 K molekyler ind i cellen.<br />

• Den nødvendige energi skaffes ved splitning af ATP til<br />

ADP og fosfat.<br />

itsiropoulos©2007<br />

neuron-17<br />

neuron-18<br />

9

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