TOPIC: NERVE SUPPLY OF HEAD & NECK📌OVERVIEW👉 The head and neck region receives motor, sensory, and autonomic innervation from:12 Cranial nerves (CN I–XII)Cervical spinal nerves (C1–C4) – from cervical plexusSympathetic chain – cervical part1️⃣ CRANIAL NERVES INVOLVEDA. Sensory SupplyTrigeminal nerve (CN V) – main sensory nerve of face, orbit, oral & nasal cavityV1 (ophthalmic): forehead, upper eyelid, corneaV2 (maxillary): cheeks, upper lip, maxillary teethV3 (mandibular): lower lip, lower face, mandibular teeth, anterior 2/3 tongue (general sensation)Glossopharyngeal nerve (CN IX) – posterior 1/3 of tongue, oropharynxVagus nerve (CN X) – laryngopharynx,…
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