Question

Explain nervous system.

Answer 1

THE NERVOUS SYSTEM CONSISTS OF FOLLOWING THREE SYSTEMS
→THE CENTRAL NERVOUS SYSTEM
→THE PERIPHERAL NERVOUS SYSTEM
→ THE AUTOMATIC NERVOUS SYSTEM
THE CENTRAL NERVOUS SYSTEM CONSISTS OF BRAIN AND THE SPINAL CORD. THE BRAIN LIES WITHIN THE SKULL .THE SPINAL cord LIES within the VERTEBRAL COLUMN

THE PERIPHERAL NERVOUS system CONSISTS OF NERVES PASSING TO AND FROM THE CENTRAL SYSTEM
THE AUTOMATIC NERVOUS SYSTEM CONSISTS OF PAIR OF CHAINS OF GANGLIA AND NERVES WHICH CONTROL CERTAIN VITAL FUNCTION OF THE BODY

Answer 2

A network of nerve cells and fibres which transmits nerve pulses between parts of the body.