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20 Cards in this Set

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Oval, processes w/ convex surfaces on either side of the foramen magnum?
occipital condyles
Forms the atlanto-occipital joint?
OCCIPITAL CONDYLES articulate with depressions on ATLAS (C1).
The formation of the atlanto-occipital joint allows you to rotate your head side to side? T/F
FALSE
-allows head to say "yes"-
A prominent line projection on the posterior surface of the occipital bone just above the foramen magnum?
external occipital protuberance
-bump on back of head, just above the nape of neck-
A large, fibrous elastic ligament that extends from the external occipital protuberance to C7, to help support the head?
ligamentum nuchae
-(nucha= nape of neck)-
Considered the KEYSTONE of the cranial floor b/c it articulates w/ all other cranial bones, holding them together?
Sphenoid bone
Where would you find the sella turcica?
A.mandible
B.a farm
C.vomer
D.sphenoid bone
D. sphenoid bone
The greater and lesser wings of the sphenoid bone form part of the floor of the cranium and the posterior part of the orbit of the eye? T/F
TRUE
Where would you find the pterygoid processes?
A.Axis
B.4th rib
C.sphenoid bone
D.in the brain stem
C. sphenoid bone
-project inferiorly fromthe points where the body and greater wings unite-
Located on the midline in the anterior part of the cranial floor medial to the orbits, anterior to the sphenoid and posterior to the nasal bones?
ethmoid bone
The ethmoid bone involves everything nasal in the area? T/F
TRUE
Where would you find the cribiform plate?
ethmoid bone
The cribiform plate contains the olfactory foramen, through which the jugular vein passes? T/F
FALSE
-the Olfactory nerve passes-
Superior from the cribiform plate a process called_______ serves as a point of attachment for the membranes that cover the brain?
crista galli
Projecting inferiorly from the cribiform plate is the _______, which forms the superior portion of nasal septum?
perpendicular plate
Scroll-shaped projections lateral to the nasal septum, aids in sense of smell, warms, moistens and filters inhaled air before it passes into lungs?
superior nasal concha (or turbinate) and the middle nasal concha.
Forms the bridge of the nose?
nasal bones
Considered the keystone facial bones b/c they articulate w/ every bone of the face EXCEPT the mandible?
maxillae
Each maxillae contains alveolar processes that contain the alveoli for the upper teeth? T/F
TRUE
A horizontal projection of the maxilla that forms the anterior three-quarters of the hard palate?
palatine process