ANP 1106 Lecture Notes - Lecture 3: Sella Turcica, Crista Galli, Vomer

• School: University of Ottawa
• Department: Anatomy and Physiology
• Course: ANP 1106
• Professor: Jacqueline Carnegie

Document Summary

Axial skeleton: along your axis/the middle: skull, hyoid, vertebral column, thoracic cage. Skull: cranium: the frontal bone, parietal bone, temporal bone and occipital bone. Frontal bones: sinuses (hollow cavity within bone- make the skull weigh less) and sutures(immovable joints that connect a bone to another bone) Parietal bones: sutures and most superior/lateral cranial bones of the entire skull. There are no major sinuses here but there are fontanelles which is associated with infants. The soft spots of a babies head so they can be easily pulled out of the womb and so the brain can grow. The external auditory meatus is your ear hole. Foramen magnum (a large hole in a bone) brainstem to spinal cord out of this hole. Bat bone. forms part of the inferior portion of the cranium. Has a pair of sinuses that produces mucus to clear out bacteria and viruses you may be inhaling.