1. During an Action potential, Na+ enters the cell and causes the membrane voltage to become...

1. During an Action potential, Na+ enters the cell and causes the membrane voltage to become less negative. This process is called______________.

2. During Resting Membrane Potential of a cell, Na+ is more concentrated __________ whereas K+ is more concentrated ____________.

3. At the beginning of Repolarization, ______ channels close and ______ channels open.

4. What is the name of the muscle fiber organelle that is continuous with the sarcolemma and transmits an action potential through the inside of a cell?

5. Name the neurotransmitter that creates an action potential on the Motor End Plate of a muscle fiber.

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Expert Solution

Sydney Mullin answered 9 months ago

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