Question

What are a) Cranial nerves b) Spinal nerves​

Answer 1

Cranial nerves : Cranial nerves are the nerves that emerge directly from the brain (including the brainstem), in contrast to spinal nerves (which emerge from segments of the spinal cord).

Spinal nerves : A spinal nerve is a mixed nerve, which carries motor, sensory, and autonomic signals between the spinal cord and the body. In the human body there are 31 pairs of spinal nerves, one on each side of the vertebral column.

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Answer 2

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a) Cranial nerves

▶️carnial nerves are pair of nerves which are arises from directly brain .

▶️they are 12 pairs in number .

▶️cranial nerves are starts from different part of the brain .

▶️cranial nerve do various important functions in human body .

▶️they do various functions such as they helps in respiration , vision ,smell, hearing , swaolling , tasting , in facial expressions.

▶️cranial nerves are not arise from spinal cord .

2) Spinal nerves

▶️spinal nerves are arises from Spinal cord .

▶️further spinal nerves connect to sympathetic nervous system nerves.

▶️spinal nerves are generally found 31 pairs in human .

▶️spinal nerves are found in mixed form .

▶️spinal nerves carry autonomic signals between spinal cord and body .

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