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Peripheral nervous system

German: Peripheres Nervensystem

1 Definition

The peripheral nervous system (PNS) is unlike the central nervous system (CNS) outside of the skull and the spinal cord. The PNS consists mainly of cranial and spinal nerves. It connects CNS and target organs.

2 Background

The distinction between PNS and CNS is only topographical. Functionally they are not independent. For example in the motorical nerves the cell bodies are within the CNS but the axons are in the PNS. It is the other way round in sensitive nerves: the cell body is in the PNS and the axons in the CNS.

3 Classification

A further classification of the PNS is the following:

Specialties: Anatomy

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