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What is action potential?...

What is action potential?

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**Step-by-Step Text Solution:** 1. **Definition of Action Potential**: Action potential is defined as a sudden, fast, transitory, and propagatory change in the resting membrane potential of a cell. 2. **Cells Involved**: This phenomenon occurs primarily in neurons and muscle cells, which are capable of generating action potentials due to their excitability. 3. **Triggering Action Potential**: When neurons or muscle fibers receive a stimulus, they generate an action potential. This process begins with the depolarization of the membrane. ...
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