Subdivisions of the Peripheral Nervous System (PNS)include

question 79

Multiple Choice

Subdivisions of the peripheral nervous system (PNS) include

• A)the somatic nervous system.
• B)the autonomic nervous system.
• C)the special sensory receptors.
• D)the visceral sensory receptors.
• E)All of the answers are correct.

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Definitions:

GABA

Gamma-Aminobutyric Acid, a neurotransmitter in the brain that inhibits many neurons from firing, reducing activity in the nervous system.

Neuron

A cell that conducts electrochemical signals; the basic unit of the nervous system; also called a nerve cell.

Dendrites

A neuron’s branches that receive information from other neurons and transmit it toward the cell body.

Axon

A neuron’s extending fiber that conducts impulses away from the cell body and transmits them to other neurons.