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11.43: Peripheral Nervous System

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

autonomic nervous system

autonomic nervous system

(ANS) Division of the peripheral nervous system; controls involuntary activities not under conscious control, such as heart rate and digestion.
motor division

motor division

Division of the peripheral system that carries messages from the central nervous system to internal organs and muscles.
parasympathetic division

parasympathetic division

Subdivision of the autonomic nervous system; controls involuntary activities when there is not an emergency.
peripheral nervous system

peripheral nervous system

(PNS) All the nerves in the body that are found outside of the central nervous system.
sensory division

sensory division

Division of the peripheral nervous system that carries messages from sense organs and internal organs to the central nervous system.
somatic nervous system

somatic nervous system

Division of the peripheral nervous system; controls voluntary, conscious movements.
sympathetic division

sympathetic division

Subdivision of the autonomic nervous system that deals with emergencies.

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