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Osteology

Left temporal bone, medial view

Stanford holds the copyright to the David L. Bassett anatomical images and has assigned Creative Commons license Attribution-Share Alike 4.0 International to all of the images.
For additional information regarding use and permissions, please contact Dr. Drew Bourn at dbourn@stanford.edu.

Image #39-6
Bassett Image
Diagram Image
Legend Image
Osteology
Left temporal bone, medial view
The petrous part of the bone projects into the foreground. The squamous part lies above and to its right, the mastoid portion to the left.
  1. Parietal margin
  2. Parietal incisura
  3. Sigmoid sulcus
  4. Mastoid foramen
  5. Occipital margin
  6. Superior petrous sulcus & subarcuate fossa
  7. Aperture of external vestibular aqueduct
  8. Posterior pyramidal surface
  9. External aperture cochlear canaliculi
  10. Internal acoustic meatus
  11. Posterior pyramidal angle
  12. Inferior pyramidal surface
  13. Temporal bone (squamous part)
  14. Cerebral surface
  15. Groove for posterior branch of middle meningeal artery
  16. Arcuate eminence
  17. Tegmen tympani
  18. Zygomatic process
  19. Sphenoidal margin
  20. Ant. pyramidal surface
  21. Pyramidal apex
  22. Styloid process