Nerves of the Face and Neck DA 115 Oral Anatomy Nerves of the Face and Neck

4 Cranial nerves are in the face and oral cavity Trigeminal Facial Glossopharyngeal Hypoglossal

Trigeminal Nerve 1. Largest 2. Runs through the Mandibular and Maxillary

MAXILLARY NERVE IS DIVIDED INTO FOUR BRANCHES Zygomatic Infraorbital Posterior Superior Alveolar Pterygopalatine Is a sensory nerve.

Maxillary Nerve Branch Zygomatic Nerve Supplies Area around the eye Behind the Zygomatic arch (cheek bone)

Maxillary Nerve Branch INFRORBITAL NERVE SUPPLIES Side walls of the Max. Sinus Gingiva Mesial buccal root of the fist molar and bicuspids Cuspids Laterals Centrals

Maxillary Nerve Branch Supplies Posterior Superior Alveolar Nerve Gingiva Maxillary Sinus Cheeks Maxillary molars (except the mesial buccal root of 1st molar)

Maxillary nerve branch Supplies * Pterygopalatine Nerve Branch 1. Soft Palate 2. Hard Palate 3. Medial gingiva 4. Mucous Membrane 5. Uvula 6. Tonsils

Mandibular Nerve Branch Is the Largest Division of the Trigeminal Nerve Has both sensory and motor neurons Is divided into three branches * Buccal * Lingual * Inferior Alveolar

Mandibular Nerve Branch Buccal Nerve Branch Supplies Buccal mucosa Buccal Gingiva Buccal of the mand. Molars

Mandibular Nerve Branch Lingual Nerve Branch Supplies Floor of the mouth Top of the tongue Taste buds Lingual Gingiva

Mandibular Nerve Branch Inferior Alveolar Nerve Supplies Mylohyoid muscle Mandibular canal Mandibular teeth Chin Lower lip