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INFRATEMPORAL FOSSA

INFRATEMPORAL FOSSA. MANDIBULAR NERVE. MASSETER & TEMPORALIS. BOUNDARIES. ROOF. MEDIAL WALL. ANTERIOR WALL. LATERAL WALL. CONTENTS. Sphenomandibular ligament Lateral pterygoid: upper & lower heads Medial pterygoid: superficial & deep heads. MANDIBULAR NERVE trunk and anterior division.

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INFRATEMPORAL FOSSA

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  1. INFRATEMPORAL FOSSA MANDIBULAR NERVE

  2. MASSETER & TEMPORALIS

  3. BOUNDARIES ROOF MEDIAL WALL ANTERIOR WALL LATERAL WALL

  4. CONTENTS • Sphenomandibular ligament • Lateral pterygoid: upper & lower heads • Medial pterygoid: superficial & deep heads

  5. MANDIBULAR NERVE trunk and anterior division Trigeminal ganglion Meningeal nerve To tensor tympani Deep temporal ns Nerve to lat pterygoid To tensor palati Buccal nerve u To masseter

  6. Posterior division Auriculotemporal au Chorda tympani Lingual nerve Inferior alveolar To mylohyoid Incisive nerve Mental nerve

  7. CHORDA TYMPANI Chorda tympani Lingual nerve Submandibular ganglion Sublingual gland Submandibular gland

  8. OTIC GANGLION

  9. APPLIED • Lingual nerve injury • Dental anaesthesia

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