GK
HUMAN BODY AND REPRODUCTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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31 pairs
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32 pairs
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33 pairs
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34 pairs
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Detailed explanation-1: -How many cranial nerves are there? You have 12 cranial nerve pairs. Each nerve pair splits to serve the two sides of your brain and body. For example, you have one pair of olfactory nerves.
Detailed explanation-2: -In the human body there are 31 pairs of spinal nerves, one on each side of the vertebral column. These are grouped into the corresponding cervical, thoracic, lumbar, sacral and coccygeal regions of the spine.
Detailed explanation-3: -There are 31 pairs of spinal nerves which arise from 31 segments of spinal cord and leave the cord in invertebratal spaces. Each spinal nerve is a combination of nerves from the dorsal root and the ventral root. Cranial nerves originate in the brain or brain stem and have 12 pairs.