Distinguish, differentiate, compare and explain what is the difference between Cranial and Spinal nerves. Comparison and Differences.
Difference between Cranial and Spinal Nerves
1. The nerves that arise from or join the brain are called cerebral or cranial nerves. Spinal nerves arise from the spinal cord.
2. There are 12 pairs of cranial nerves in humans. There are 31 pairs of spinal nerves in humans.
3. Cranial nerves are numbered I to XII in Roman numerals. Spinal nerves are classified into five groups cervical 8 pairs, thoracic 12 pairs, lumbar 5 pairs, sacral 5 pairs and coccygeal 1 pair.