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BIO 121-051 #1
Skull Bones
| Bone | Description |
|---|---|
| Frontal Bone | superior and most anterior skull bone |
| Parietal Bones | superior lateral skull bones |
| Occipital Bone | posterior inferior skull bone, forms back and floor of brain case |
| Foramen Magnum | large hole in occipital bone where the spinal cord exits the brain case |
| Occipital Condyle | ridges or lips around the foramen magnum |
| Temporal Bones | Inferior lateral skull bones |
| Mastoid Process | rough projection inferior to the temporal bones |
| External Auditory Meatus | hole above mastoid process |
| Sphenoid | the lateral wall of the eye orbit, the triangular flat bone above the temporal bones, and the bat or butterfly shaped bone on the floor of the brain case |
| Ethmoid | posterior medial wall of the eye orbit, the three small projections in top of nasal cavity, and the "punctured triangle" inside the brain case |
| Lacrimal | thumbnail-sized bone in medial corners of the eye orbits |
| Lacrimal Fossa | depression in the lacrimal bones |
| Nasal | two small rectangular bones on bridge of nose |
| Vomer | thin vertical plate on the inferior wall of nasal cavity that separates it in half |
| Inferior Nasal Conchae | two shelves on lateral walls of nasal cavity (one shelf on each side) |
| Zygomatic Bones | the bones just inferior to the eye orbits, "cheekbones" |
| Zygomatic Arch | the bridge from the zygomatic bone to the temporal bone |
| Maxilla | upper jaw and anterior roof of the mouth |
| Mandible | lower jaw, part that moves freely |
| Palatine | posterior half-inch of hard palate in mouth |
Created by:
parkland_ap
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