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How were the cranial nerves numbered?

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The cranial nerves were probably named at some point with someone naming them in ascending order from the frontal region of the brain to the occipital region, then going down the brain stem. At this time, they numbered these I to XI. read more

Number: 10 Type: Mixed Function: Transmit impulses to muscles associated with speech, swallowing, the heart, smooth muscles of visceral organs in the thorax, and abdomen. read more

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). 10 of 12 of the cranial nerves originate in the brainstem. read more

List of the 12 Cranial Nerves with concise information about the name, number and functions of each. The cranial nerves listed here are I Olfactory, II Optic, III Oculomotor, IV Trochlear, V Trigeminal, VI Abducens, VII Facial, VIII Vestibulocochlear, IX Glossopharyngeal, X Vagus, XI Accessory, and XII Hypoglossal. read more

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