Peripheral Nervous System

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Peripheral Nervous System

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A part of the nervous system that consists of the nerves outside of the central nervous system - brain and spinal cord.

Front

Motor Nervous System

Back

A part of the nervous system that is responsible for movement and motor control. Includes skeletal and smooth (organs and blood vessels) muscles.

Takes signals AWAY from the CNS.

Front

Sensory Nervous System

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A part of the nervous system that is responsible for processing sensory information.

Takes nerve signals TO the CNS.

Front

Somatic Nervous System

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A part of the peripheral nervous system associated with the voluntary control of body movements via skeletal muscles.

Front

Autonomic Nervous System

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A part of the peripheral nervous system that controls involuntary body functions.

Includes heart rate, breathing rate, blood pressure, and digestion.

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Sympathetic Nervous System

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A part of the autonomic nervous system that prepares the body for intense physical activity.

Increases access to energy.

"Fight or Flight"

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Parasympathetic Nervous System

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A part of the autonomic nervous system that relaxes the body and inhibits or slows many high energy functions.

"Rest and Digest"