A & P The skull/cranium

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42 Terms

1
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lambdoid suture

joins the parietal bones to the occipital bone

<p>joins the parietal bones to the occipital bone</p>
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coronal suture

joins the frontal bone to the parietal bones

<p>joins the frontal bone to the parietal bones</p>
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sagittal suture

joins both parietal bones

<p>joins both parietal bones</p>
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squamous suture

joins temporal bone to parietal bone

<p>joins temporal bone to parietal bone</p>
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suture

Inmoveable joints that connect cranial bones

<p>Inmoveable joints that connect cranial bones</p>
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frontal bone

"forehead"

<p>"forehead"</p>
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parietal bones

2 of them on either side of your head

<p>2 of them on either side of your head</p>
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temporal bone

2 of them, near our ears

<p>2 of them, near our ears</p>
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squamous region

flat part that joins temporal to parietal

<p>flat part that joins temporal to parietal</p>
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zygomatic process

extends from squamous part towards zygomatic bone

<p>extends from squamous part towards zygomatic bone</p>
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zygomatic arch

bridge across side of skull, formed by zygomatic process and temporal process

<p>bridge across side of skull, formed by zygomatic process and temporal process</p>
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mandibular fossa

Articulates with mandible, oval shaped fossa on interior side of zygomatic process

<p>Articulates with mandible, oval shaped fossa on interior side of zygomatic process</p>
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mastoid process

round projection on the temporal bone behind the ear

<p>round projection on the temporal bone behind the ear</p>
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petrous region

houses auditory ossicles of the middle ear

<p>houses auditory ossicles of the middle ear</p>
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malleus, incus, stapes

auditory ossicles

<p>auditory ossicles</p>
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external acoustic meatus

external auditory canal

<p>external auditory canal</p>
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occipital bone

located at the back/ underneath of head

<p>located at the back/ underneath of head</p>
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foramen magnum

large opening in occipital lobe where brainstem connects to spinal cord

<p>large opening in occipital lobe where brainstem connects to spinal cord</p>
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occipital condyles

2 rounded projections on either side of foramen magnum, points of articulation between skull and first cervical vertebra

<p>2 rounded projections on either side of foramen magnum, points of articulation between skull and first cervical vertebra</p>
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sphenoid bone

bone that joins all of the bones of the cranium together

<p>bone that joins all of the bones of the cranium together</p>
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sphenoid body

center of sphenoid

<p>center of sphenoid</p>
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lesser wings

located superior to sphenoid body

<p>located superior to sphenoid body</p>
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greater wings

project laterally from the sphenoid body

<p>project laterally from the sphenoid body</p>
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sella turcica

in sphenoid, surrounds and protects pituitary gland

<p>in sphenoid, surrounds and protects pituitary gland</p>
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ethmoid bone

between eyes, forms walls of the eye sockets

<p>between eyes, forms walls of the eye sockets</p>
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cribriform plates

part of ethmoid, located on either side of crista galli, the area where foramina are

<p>part of ethmoid, located on either side of crista galli, the area where foramina are</p>
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olfactory/ cribriform foramina

in cribriform plates, "holes" that allow olfactory nerves to enter nasal cavity

<p>in cribriform plates, "holes" that allow olfactory nerves to enter nasal cavity</p>
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perpendicular plate

part of nasal septum, extends inferiorly from ethmoid bone

<p>part of nasal septum, extends inferiorly from ethmoid bone</p>
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crista galli

superior ridge of ethmoid, "rooster's comb"

<p>superior ridge of ethmoid, "rooster's comb"</p>
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zygomatic bone

cheek bone, anterior part of zygomatic arch

<p>cheek bone, anterior part of zygomatic arch</p>
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maxilla

upper jaw bone

<p>upper jaw bone</p>
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palatine process

in maxilla, part of hard palate

<p>in maxilla, part of hard palate</p>
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palatine

bone that forms the hard palate and parts of the nose and orbits

<p>bone that forms the hard palate and parts of the nose and orbits</p>
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horizontal plate of palatine bone

forms posterior part of hard palate

<p>forms posterior part of hard palate</p>
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vertical plate of palatine bone

forms part of the lateral nasal wall

<p>forms part of the lateral nasal wall</p>
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lacrimal

bone located by the tear duct.

<p>bone located by the tear duct.</p>
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nasal bone

forms the bridge of the nose

<p>forms the bridge of the nose</p>
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mandible

lower jaw bone

<p>lower jaw bone</p>
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ramus

vertical part of mandible

<p>vertical part of mandible</p>
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mandibular condyle

joins temporal bone with mandibular fossa

<p>joins temporal bone with mandibular fossa</p>
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vomer

forms the inferior portion of the nasal septum

<p>forms the inferior portion of the nasal septum</p>
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hyoid bone

a U-shaped bone in the neck, below mandible that supports the tongue

<p>a U-shaped bone in the neck, below mandible that supports the tongue</p>