Which Best Describes How a Neuron Fires

question 30

Multiple Choice

Which best describes how a neuron fires?

• A)Na⁺ ions cross the plasma membrane initiating a wave that travels down the axon.
• B)Vesicles carry neurotransmitters from the nucleus to the other end of the neuron.
• C)Na⁺ ions enter one end of the neuron and diffuse to the other end down the axon.
• D)Neurotransmitters enter one end of the neuron and diffuse to the other end down the axon.
• E)Neurotransmitters cross the plasma membrane creating a wave that travels down the axon.

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Definitions:

Benefit

An advantage, improvement, or gain that is obtained from an action, decision, or situation.

Statement Of Action

A document or declaration outlining specific steps or measures that need to be taken in order to achieve a certain goal or objective.

Objectives

Specific, measurable, achievable, relevant, and time-bound goals set by individuals or organizations to direct effort and measure performance.

Concept

A general idea or understanding that is abstract and not specific to any particular instance.