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1. Name the three phases of an action potential. Describe for each the underlying molecular basis and...

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Biology

1.Name the three phases of an action potential. Describe for each theunderlying molecular basis and the ion involved. Why is the termvoltage-gated channel applied to Na+ channels involved in thegeneration of an action potential?
2. Explain why the strength of an action potential doesn’tdecrease as it travels down an axon.
3. Neurons, particularly those in the brain, receive multipleexcitatory and inhibitory signals. What is the name of theextension of the neuron at which such signals are received? Howdoes the neuron integrate these signals to determine whether or notto generate an action potential?

Answer & Explanation Solved by verified expert
3.8 Ratings (498 Votes)
1 The action potential consists mainly of three phases namely a Depolarization This phase is also known as the rising phase Here the positively loaded sodium ions immediately move via accessible voltage congregated sodium    See Answer
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