NEET Biology question

31 pairs of spinal nerves are known in man. Select the option which shows its correct classification into different groups.

(A)Cervical-1 pair, thoracic-8 pair, lumber-12 pairs, sacral-5 pairs, coccygeal-5 pairs
(B)Cervical-8 pairs, thoracic-12 pairs, lumber-5 pairs, sacral-5 pairs, coccygeal-1 pairCorrect
(C)Cervical-5 pairs, thoracic-5 pairs, lumber-5 pairs, sacral-8 pairs, coccygeal-1 pair
(D)Cervical-5 pairs, thoracic-8 pairs, lumber-5 pairs, sacral-12 pairs, coccygeal-1 pair

Answer: (B)

Solution

Of the 31 pairs of human spinal nerves, 8 are cervical, 12 thoracic, 5 lumbar, 5 sacral and 1 coccygeal, confirming option (b).

Question ID VK-117769