Health Sciences 2300A/B Lecture Notes - Lecture 5: Falx Cerebri, Crista Galli, Ethmoid Bone

• School: Western University
• Department: Health Sciences
• Course: Health Sciences 2300A/B
• Professor: Jamie Melling

Document Summary

14 facial bones: maxilla bone also a part of it. Palantine bone make up the portion of the hard palate. Concha decrease the deal space enter the nasal cavity: superior concha ethmoid bone rest on nasal cavity. Purpose of concha"s lessen dead soace so we can penetrate musucs: lined with mucus, two small concha bones memnrabes so we can filter. Inferior nasal concha: ethmoid bone, bones by themselves, separate bones by themselves. Perpendicular plate of the ethmoid bone: attaches to the vomer. Facial: 8 cranial bones, 14 facial bones in total 22 bones (name all of them) A little lower is the hyoid bone sits behind of jaw, just in front of cervical vertebrae. Very important bone he likes it know it on bellringer. 3 paired ossicles in middle ear: smallest bones we have, external canal of the ear, tympanic membrane ear drum, malleus hammer, incus anvil, stapes stirrup. Mallius attached to the inks and ginallt to the staypess.