Interaction & Interdependence C.5 Neural Signaling (id: 9775a97df)

本题目来源于试卷: Interaction & Interdependence C.5 Neural Signaling，类别为 IB生物学

[问答题]
Neuronal cells have special membrane propert psio f dcb0rq6wqsan8jv(;k 0;zvoa0 ,h-6 0kies that allow their axt d i9r5,mx*ye ix4xr1ons to propagate action potential from one cell to a *xe9xrmyt5xi id ,r14nother. The diagram below shows a portion of an axonal plasma membrane.


1.(1)State the role of a sodium-potassium pump in axon.
(2)Describe the action of the sodium-potassium pump.
2.Distinguish between simple diffusion, facilitated diffusion and active transport.
3.Compare and contrast sodium-potassium pumps and potassium channels.

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