Membranes Flashcards by Amy Spicer

Q

What is the conc gradient at the neuronal membrane?

A

x30 K+ Conc (greater inside)
x10 Na Conc (greater outside)

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Q

How does a neuronal AP produced?

A

Electrochemical trigger
Na channels open, inc Na permeability
+ve membrane potential - Na channels close
Membrane potential decreases with inc efflux of K+
Na/K ATPase restores conc gradients

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Q

A

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