Peripheral Nervous System (pns): Sine Yuyu Nont Noey Khing

Peripheral Nervous System (PNS) Sine Yuyu Nont Noey Khing

What is PNS -

Peripheral Nervous System

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It is the portion of the nervous system that is outside the brain and spinal cord

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is divided -

somatic nervous system

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autonomic nervous system.

Components and Functions -

Somatic nervous system -

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nerves that connect to voluntary skeletal muscles and to sensory receptors Afferent nerves - Carries information to the CNS Efferent nerves - Carries information away from the CNS

Autonomic nervous system -

Sympathetic division - Respond to emergencies Parasympathetic division - Controls normal body operations - Breathing, heart rate, blood pressure, etc.

Reference https://www.myvmc.com/anatomy/peripheral-nervous-system-pns/ https://www.medicinenet.com/script/main/art.asp?articlekey=8259

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