Question

Differentiate between:
(c) Spinal nerves and cranial nerves.

Answer 1

Spinal nerve:

The nerves that emerge from the spinal cord are referred to as spinal nerves.

Cranial nerve:

The nerves that emerge from the brain are called cranial nerves.

Spinal nerve	Cranial nerve
They emerge from spinal cord	They emerge from brain
There are 31 pairs in humans of which 8 pairs are cervical, 12 pairs are thoracic, 5 pairs are lumbar, 5 pairs are sacral and 1 pair is coccygeal	There are 12 pairs in humans
They provide nerve supply to the visceral organs.	They provide nerve supply to the head.