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32 Cards in this Set
- Front
- Back
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Frontal bone
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front of neurocranium
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frontal squama
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vertical forehead
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horizontal portion
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roof of orbits and floor of frontal lobes of brain
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orbital plates
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horizontal portions of frontal
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orbital
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smooth concave
endocranial : rugose and rough |
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frontal boss
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2 eminences marking original centers of ossification
(more in females) |
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temporal line
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lateral attachment of temporalis muscle (chewing)
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zygomatic process of frontal
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lateral anterior corners of frontal
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supercilliary arch
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brow ridges above orbits - prominent in males - can be joined by glabellar region
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supraorbital margin
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upper edges of orbits - notched or pierced by supraorbital notch or foramen
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supraorbital notch / foramen
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on medial half of superior orbital rim
transmit supraorbital nerve and vessels |
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metopic suture
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vertical suture between right and left frontal halves
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meningeal groove
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endocranial surface fo frontal squama
for middle meningeal arteries (supply dura mater) |
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sagittal sulcus
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vertical groove at midline of endocranial surface
for superior sagittal sinus (drains blood from brain) |
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frontal crest
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endocranial midline crest
falx cerebri attaches here |
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falx cerebri
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fold of dura mater between 2 cerebral hemispheres
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foramen cecum
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hole at base of fronal crest
transmits vein from frontal sinus to superior sagittal sinus |
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lacrimal fossa
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lateral, inferior part of orbital surface
for lacrimal gland |
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ethmoidal notch
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gap separating 2 orbital plates of the frontal bone
fills notch in articulated cranium |
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frontal sinus
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anterior to ethmoidal notch
hollow chamber |
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parietal bone
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sides and roof of neurocranium
largest bone of neurocranium |
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frontal angle
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located at bregma
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sphenoidal angle
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located at the pterion
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occipital angle
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located at the lambda
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mastiod angle
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located at the asterion
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parietal boss
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large eminence marking original center of ossification
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superior temporal lines
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attachment of temporal fascia (covering of the muscle)
outer temporal line |
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inferior temporal line
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attachment of temporalis muscle (chewing muscle)
inner temporal line |
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parietal striae
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ectocranial striations near squamosal suture
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meningeal groove
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endocranial surface
for middle meningeal arteries |
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sagittal sulcus
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groove along sagittal egse of endocranial surface
for superior sagittal sinus |
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sigmoid sulcus
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groove crosses mastoid angle of endocranial surface
for sigmoid sinus |
