Human Nervous System
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Human nervous system:
B) Peripheral nervous system (PNS) – composed of nerves which connect the CNS to the other parts of the body.
- Somatic system (skeletal) – nerves (motor and sensory) that control the muscular system and the external sensory receptors
- Autonomic system - autonomic motor neurons that control the internal organs (such as heart, arteries, gastrointestinal tract, glands..)