What Keeps an Action Potential Continuing Down an Axon

question 175

Multiple Choice

What keeps an action potential continuing down an axon?

• A)At each successive segment of the axon, the action potential is regenerated by depolarization and the movement of ions across the axon's membrane.
• B)Neurotransmitters are constantly being released to generate the action potential at each successive segment of the
• C)axon Ac.tion p Incootrrecenttials are conducted down the axon just as electricity is conducted through a wire.
• D)Ion channels open and close at the nodes of Ranvier, allowing neurotransmitters to enter into the axon and regenerate an action potential at each node.

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Definitions:

Rational Exponents

An exponent that is a fraction, where the numerator indicates a power and the denominator indicates a root.

Rewrite

The act of expressing something in a different way or form, especially to clarify or simplify it.

Radical Expression

An expression that includes a square root, cube root, or higher root symbol.

Evaluate

To calculate the numerical value of; to determine the significance, worth, or condition of usually by careful appraisal and study.