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GCSE
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More cards in this set
Card 16
Front
What do the sodium-potassium exchange pumps do?
Back
Card 17
Front
Roughly how many sodium ions are pumped OUT of axon?
Back
Card 18
Front
How many potassium ions are pumped INTO axon?
Back
Card 19
Front
Why do sodium ions pass out faster than the potassium ions are brought in?
Back
Card 20
Front
What is the axon membrane more permeable to, potassium or sodium ions?
Back
Card 21
Front
What is the net result for the outside of membrane
Back
Card 22
Front
Why is the outside of the membrane positive?
Back
Card 23
Front
Are there less or more sodium channels that potassium channels?
Back
Card 24
Front
When is an action potential triggered?
Back
Card 25
Front
How many gates does the sodium channel have?
Back
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