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26 Cards in this Set

  • Front
  • Back
frontal bone
forehead bone extending from the superior eye sockets to the top of the skull
external auditory meatus
canal for the passage of sound vibrations through each temporal bone to the middle ear
mastoid process
the large blunt projections pointing inferiorly off the temporal bone
styloid process
the "needle-like" projections on the underside of the temporal bone
mastoid sinus
hollow area in the mastoid portion;
internal, and only visible on cut skulls
occipital condyles
the mostly lateral bumps around the foramen magnum
maxilla
the upper jaw bone
also extends upward to form part of the eye socket and nasal cavities
curves into the roof of the mouth
alveoli
small sacs for the roots of each tooth
infraorbital foramen
two small holes under each eye socket
maxillary sinus
located laterally within the maxilla
palantine process
the anterior 3/4 of the hard palate
palantine
small, separate bone that finishes the last 1/4 of the hard palate
lacrimal
small rectangular bones barely inside the medial portion of the eye socket.
surrounds lacrimal canals
coronoid process
the more pointed projections anterior to the condyloid process
condyloid process
aka madibular condyle
the blunt rounded processes that fit into the mandibular fossae
ethmoid bone
very irregular bone that forms the roof of the nasal cavity and a small part of the floor of the brain case
crista galli
small, "shark-fin like" projection in the middle of the cribriform plate
separates 2 olfactory bulbs which send nerve endings through the olfactory foramina
perpendicular plate
plate like bone making up the superior part of the nasal septum
vomer
plate like bone making up the inferior part of the bony nasal septum
inferior concha
paired, curvy, feathery bones inside the nasal cavity
sphenoid bone
"bat" or "butterfly" shaped bone that extends through the skull behind the eyes from temple to temple
sella turcica
small depression on the back of the butterfly in which the pituitary gland is found
pterygoid process
"legs" of the butterfly that extend to the maxilla/palantine bones
ear ossicles
tiny, specialized bones found between the auditory meatus and the mastoid sinus
malleus: hammer
incus: anvil
stapes: stirrup
lamina
slender connection between transverse and spinous processes in vertebrae
sternum
long flat bone in the middle anterior thoracic region
3 parts: manubrium: the almost square top portion, body: the long middle portion, and the xiphoid process: the small, sharp, inferior portion