Question

How many pairs of cranial and spinal nerves are present in human body which constitute peripheral nervous system?

• A. 24 cranial and 31 spinal
• B. 12 cranial and 31 spinal
• C. 24 cranial and 64 spinal
• D. 24 cranial and 66 spinal

Answer 1

The correct option is B

12 cranial and 31 spinal

There are 12 pairs of cranial nerves and 31 pairs of spinal nerves which constitute the peripheral nervous system or PNS.