Repolarization of a Neuron After a Depolarizing Action Potential Is

question 17

Multiple Choice

Repolarization of a neuron after a depolarizing action potential is due to

• A) activation of the Na⁺-K⁺ pump.
• B) influx of calcium.
• C) efflux of potassium.
• D) influx of sodium.

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Definitions:

Hamstring Strain

An injury to one of the three hamstring muscles at the back of the thigh, often caused by overstretching.

Sore Muscles

Discomfort or pain in muscles after unusual or vigorous physical activity, often due to microtears in muscle fibers.

Stiff Muscles

A condition where muscles feel tight and restricted in movement, often resulting from exercise, injury, or stress.

High Intensity

Referring to activities or exercises that require a large amount of effort and result in rapid heart rate and increased respiration.