The Peripheral Nervous System Is a Collection of Neurons and Supportive

question 365

True/False

The peripheral nervous system is a collection of neurons and supportive tissue running from the base of the brain down the center of the back.

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Definitions:

K+

Potassium ion, an essential electrolyte involved in various body functions including nerve signal transmission and muscle contraction.

Hyperpolarize

A change in a cell's membrane potential that makes it more negative, moving it further away from initiating an action potential.

Hyperpolarization

An increase in a cell's membrane potential, making the interior of the cell more negative and less likely to fire an action potential.

Plasma Membrane

The semipermeable membrane surrounding the cytoplasm of a cell, responsible for controlling the passage of substances in and out.