Question

module test

1. a nerve impulse is defined as:

the chemicals in the brain that transmit messages between neurons
the electrical signal transmitted along a nerve fiber in response to a stimulus
the process of thought, reasoning, and judgment
an increase in muscular tension and hyperactive reflexes

Explanation:

A nerve impulse is an electrical signal. It travels along a nerve fiber when there is a stimulus. Chemicals that transmit messages between neurons are neurotransmitters. The process of thought, reasoning, and judgment is related to cognitive functions. An increase in muscular tension and hyperactive reflexes is not the definition of a nerve impulse.

Answer:

The electrical signal transmitted along a nerve fiber in response to a stimulus.