Nervous System

• Brain-Centeral part of nervous system, Controls all body functions

• Spinal Cord-Long and thin bundle of nervous tissue extending from lower part of brain, 

transmits neural signals between brain and rest of the body

• Nerves- A bundle of peripheral axons enclosed by connective tissue. Carries nervous 

signals from nervous system to body and from body to nervous system

• Nerve Endings-Motor and sensory neurons end in special type of structures depending 

on their function. These structures are called nerve endings

Divisions • Central Nervous System (CNS)-Brain and Spinal Cord

• Peripheral Nervous System (PNS)-Cranial nerves, Spinal nerves and Ganglia

• Divisions of PNS-Autonomic nervous system and Somatic Nervous System

Functions • Control of all body functions, Coordination of different body organs