How many pairs of cranial nerves are there

1.	How many pairs of cranial nerves are there
Answer» Each of the cranial nerve is paired on the left and right in humans. There are twelve pairs which are assigned roman numerals I to XII. An additional pair of cranial nerves termed cranial nerve zero (CNO). The cranial nerves 0, I and I and II emerge from cerebrum, the remaining ten pairs emerge from the brain stem.

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