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Bassett Collection of Stereoscopic Images of Human Anatomy

Dissection of left infratemporal and pterygopalatine fossae

External pterygoid muscle, lateral view

Image #65-3

KEYWORDS: Muscles and tendons, Scalp, Vasculature.

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Dissection of left infratemporal and pterygopalatine fossae
External pterygoid muscle, lateral view
The pterygoid plexus of veins has been resected.
  1. Origin of temporalis muscle
  2. Zygomatic bone
  3. Anterior deep temporal nerve (cut across)
  4. Maxillary nerve (V) in depths of pterygopalatine fossa
  5. External pterygoid muscle (superior fascicle)
  6. Deep anterior temporal artery (cut across)
  7. Superior posterior alveolar nerve
  8. Internal maxillary artery
  9. Superior posterior alveolar artery
  10. Buccinator nerve
  11. External pterygoid muscle (inferior fascicle)
  12. Buccal artery
  13. Internal pterygoid muscle
  14. Tendon of temporalis muscle
  15. Buccinator muscle
  16. Mandible
  17. Posterior deep temporal nerve (cut across)
  18. Upper pointer: Zygomatic process (cut across) Lower pointer: Joint capsule of mandible
  19. External acoustic meatus
  20. Masseteric nerve
  21. Auriculotemporal nerve
  22. Deep posterior temporal artery (cut off)
  23. Anastomotic branch auriculotemporal nerve with facial nerve
  24. Temporofacial division of facial nerve (VII)
  25. Superficial temporal artery (cut across)
  26. Cervicofacial division of facial nerve (VII)
  27. Parotid branches of transverse facial artery
  28. Posterior facial vein (cut across)
  29. Sphenomandibular ligament
  30. Inferior alveolar artery
  31. Inferior alveolar nerve
  32. Lingual nerve
  33. Compact bone surrounding mandibular canal
  34. Posterior belly of digastric muscle
  35. Superior deep cervical lymph nodes