Skull Flashcards
What are the two main regions of the skull?
Cranium & Facial
What is the Orbit
Bony cavity of the skull that contains the eyeball
Landmark:
External Nares
The entrance from the exterior to the nasal cavity
Landmark:
Internal Nares
The entrance from the nasal cavity to the nasopharynx
Landmark:
Zygomatic Arch
The bony arch at the outer border of the eye socket, formed by the union of the cheekbone and the zygomatic process of the temporal bone.
Landmark:
Mandible
The bone of the lower jaw
Landmark:
Foramen Magnum
Where the brain connects to the spinal cord
Landmark:
Mastoid Process
The bulge just posterior and inferior to the external acoustic meatus
(bulge behind EAr)
Zygomatic Bone
a bone on each side of the face below the eye, forming the prominence of the cheek; cheekbone.
Nasal Bone
An elongated rectangular bone that forms the bridge of the nose
Maxilla
Maxillary Bone
the upper jaw bone
Madible Bone
Lower jaw bone
Ethmoid Bone
A light spongy bone located between the eye sockets, forming part of the walls and septum of the superior nasal cavity
Sphenoid Bone
the large butterfly-shaped compound bone at the base of the skull, containing a protective depression for the pituitary gland
Lacrimal Bone
a small, thin, membrane bone forming the front part of the inner wall of each orbit
