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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 MANDIBULAR NERVE
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 Trigeminal ganglion Meningeal nerve To tensor tympani Deep temporal ns Nerve to lat pterygoid To tensor palati Buccal nerve u To masseter
Posterior division Auriculotemporal au Chorda tympani Lingual nerve Inferior alveolar To mylohyoid Incisive nerve Mental nerve
CHORDA TYMPANI Chorda tympani Lingual nerve Submandibular ganglion Sublingual gland Submandibular gland
APPLIED • Lingual nerve injury • Dental anaesthesia