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Terms in this set (103)
bones surrounding the brain
What bones make up the neurocranium?
What bones make up the viscerocranium?
*inferior nasal conchae
How many bones are in the human skull?
22 bones not including those in the ears and hyoid bone
How many neurocranial bones are there?
How many viscerocranial bones are there?
What connects the body of the mandible to the ramus?
angle of the mandible
Which is not part of the viscerocranium?
What makes the zygomatic arch?
zygomatic process of temporal bone and temporal process of zygomatic bone
Which is the most posterior structure on the mandible?
Which bone does not touch any other?
Which bone do all neurocranium bones touch?
What is the largest in size?
What is the densest bone?
What does the lacrimal bone articulate with?
NOT the nasal bone
What do all facial bones articulate with?
The hamulus is a projection of what part of the sphenoid bone?
medial pterygoid plate
What is the most commonly broken bone in the head?
sphenoid; wing gets cracked sometimes during concussions
external occipital protuberance
OCCIPITAL- bump on lower portion or occipital bone- usually where you would put a low ponytail
FRONTAL- center of forehead
SPHENOID- groove between lateral pterygoid plate and medial pterygoid plate on under side of the skull
OCCIPITAL- connects to foramen magnum and sella turcica on the inside and condyles on the outside
SPHENOID- indent on wing of sphenoid on outside of skull, posterior to the zygoma
SPHENOID- two circles deep in the back of the eyes and underneath inferior to the lesser wings
SPHENOID- groove by saddle on the inside of the skull
TEMPORAL- suture that makes the superior border of the temporal bone; connects the parietal and temporal bones
SPHENOID- most superior hole on the inside of school inside the greater wing
TEMPORAL- big bump that sticks out the bottom
TEMPORAL- under zygomatic process where the mandible articulates
ETHMOID- bump inside skull almost on the back of the forhead
SPHENOID- inferior portions of sphenoid on inside of skull (contains all the foramens)
SPHENOID- top, smaller wings of the sphenoid
SPHENOID- little hole posterior to syloid; between the styloid and mastoid
OCCIPITAL- two little holes on lateral sides of the inside of the foramen magnum
OCCIPITAL- huge hole on the bottom of the skull
OCCIPITAL- protrusions on the border of the foramen magnum more toward the front of the skull
FRONTAL- between the two eyes; where a unibrow would be
FRONTAL- right above the eye; eyebrow bone
FRONTAL- little hole on the inside portion of the supraorbital ridge
vertical perpendicular plate
ETHMOID- top part of the bone right down the center of the nose
ETHMOID- inside of the skull just behind the crista galli; has perforated/spongy texture
middle nasal conchae
ETHMOID- lines of bone on lateral sides of the vertical perpendicular plate; closer to top of the nose
lateral pterygoid plate
SPHENOID- runs vertical right behind the 3rd molars
medial pterygoid plate
SPHENOID- next bone towards center- on the side of the pterygoid fossa
SPHENOID- protuberance at the end of the medial pterygoid plate
SPHENOID- biggest hole in the greater wing; towards the bottom
superior orbital fissure
SPHENOID- long oval hole in the very back of the eye
SPHENOID- middle hole in the greater wing
SPHENOID- bottom, small hole in the greater wing
PARIETAL- suture that connects the frontal and parietal bones
PARIETAL- goes vertical back down the center of the skull; splits the parietal bones in half
PARIETAL- connects the parietal and occipital bones
TEMPORAL- flat side of the skull
TEMPORAL- thin bone sticking out and going along side of the temporal bone; connects the temporal bone to the zygoma
TEMPORAL- side of hole behind the mandibular fossa, between the styloid and mastoid process
external acoustic meatus
TEMPORAL- very inside portion of hole behind the mandibular fossa, between the styloid and mastoid process
TEMPORAL- large ridge inside the skull on lateral portions of foramen magnum
TEMPORAL- tiny, skinny, thornlike projection coming out from just below the mastoid process
TEMPORAL- hole underneath the styloid process
TEMPORAL- other half of the foramen lacerum inside the skull
TEMPORAL- canal than runs behind the styloid and just under the mastoid process
ZYGOMA- suture where zygoma touches the frontal bone
ZYGOMA- suture where zygoma touches the temporal bone; articulates with the zygomatic process of the temporal bone
ZYGOMA- suture where zygoma touches the maxillary bone
bridge of nose; separated in half by the internasal suture
inferior nasal conchae
bones closest to bottom inside the nose on lateral sides of the vertical perpendicular plate
wear tear ducts drain to; inside eye close to nasal
PALATINE- very posterior, horizontal border of the hard palate
PALATINE- deeper portion of the medial pterygoid plate
greater palatine foramen
PALATINE- bigger hole on back of palate
lesser palatine foramen
PALATINE- smaller hole on back of palate
MAXILLA- suture that connects the maxilla with the frontal bone
MAXILLA- line of bone that runs from 3rd molar to 3rd molar
MAXILLA- small bump near suture separating zygoma and maxilla; paired with maxillary process
MAXILLA- small bump in center of palate
MAXILLA- hole right behind anterior central incisors on palate
median palatine suture
MAXILLA- suture that runs from incisive foramen back to the edge of the hard palate
transverse palatine suture
MAXILLA- on hard palate; below palatine process; about 3/4 of the way back on the palate and runs horizontally
inferior orbital fissure
MAXILLA- long snake-like, oval hole in the eye
MAXILLA- small hole on maxilla just under the eye socket
MAXILLA- protrusion of bone that runs vertical directly above the canines
MAXILLA- depression on either side of the canine eminence
anterior nasal spine
MAXILLA- at the tip of the fomer; triangle part at bottom of nose that sticks out; directly above 8&9
MAXILLA- tissue behind the 2nd molars (around the 3rd molars or in place of)
vertical part of middle bone in nose; connects to the vertical perpendicular plate and the vomer
MANDIBLE- majority of the mandible; flat portions on sides
MANDIBLE- verticle and heads up toward the maxilla
MANDIBLE- line that connects the ramus and the body
MANDIBLE- 2 bumps that stick out on the front of the jaw on either side
MANDIBLE- shark fin on that ramus that is closer to the front of the mandible
MANDIBLE- "u" shape between the coronoid process and the condyle
external oblique ridge
MANDIBLE- ridge coming down from the coronoid process toward the body
MANDIBLE- bumps on the far back of the mandible; articulates with the mandibular fossa on the temporal bone
MANDIBLE- hole below premolars on either side of the mandible
MANDIBLE- hole on inside of mandible on the outer portion
MANDIBLE- inside of mandible extending down from behind 3rd molars to almost center of mandible
MANDIBLE- under the mandibular canal
MANDIBLE- center, bottom of inside of mandible
MANDIBLE- depression under submandibular fossa
MANDIBLE- flap of bone that looks like it's covering the mandibular foramen
MANDIBLE- depression under mylohyoid ridges
MANDIBLE- depression below mandibular anteriors
What do the condyles articulate with?
mandibular fossa on the temporal lobes
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