Nervous System of Vertebrates

Nervous System of Class 11

It also consists of 3 components:

  • (i) Central Nervous System (CNS), — with brain and spinal cord.
  • (ii) Peripheral Nervous System (PNS) — All the nerves from brain and spinal cord with afferent (sensory) and efferent (motor) pathways.
  • (iii) Autonomic Nervous System (ANS) — The visceral motor pathways.
 
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