Cranial nerves IX, X, XI & XII

The video tutorial covers the functions and clinical relevance of cranial nerves IX, X, XI, and XII. It explains the glossopharyngeal nerve's role in taste, salivation, and the gag reflex. The vagus nerve's functions in swallowing, speech, and visceral motor control are highlighted. The spinal accessory nerve's role in shoulder movement and head rotation is discussed, along with the hypoglossal nerve's function in tongue movement.

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