Classification of Nervous System – Easy Explanation for Students

The nervous system controls and coordinates body activities. It helps in communication between brain, spinal cord, and body parts.

Classification of Nervous System:

1. Central Nervous System (CNS)

Includes: Brain and Spinal Cord

Function: Controls thinking, memory, movement, and responses.

2. Peripheral Nervous System (PNS)

Includes: All nerves outside brain and spinal cord

Function: Connects CNS to body organs.

PNS is divided into:

a) Somatic Nervous System

Controls voluntary actions like walking, writing.

b) Autonomic Nervous System

Controls involuntary actions like heartbeat, digestion.

Autonomic Nervous System divided into:

Sympathetic Nervous System – Emergency response

Parasympathetic Nervous System – Rest and digest