Anatomy- Chapter 6 Skeletal System

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Lab Manual

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19 Terms

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Glabella

Smooth part in the midline of frontal bone between the superciliary arches, which support the eyebrows, FRONTAL

<p>Smooth part in the midline of frontal bone between the superciliary arches, which support the eyebrows, FRONTAL</p>
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Frontal Squama

vertical anterior-most part if the frontal bone (ie, forehead) FRONTAL

<p>vertical anterior-most part if the frontal bone (ie, forehead) FRONTAL</p>
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Supraorbital Margins

Mark the superior limits of the orbits, the bony recess that supports and protects the eyeballs FRONTAL

<p>Mark the superior limits of the orbits, the bony recess that supports and protects the eyeballs FRONTAL</p>
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Supraorbital Foramen (notch)

Opening above each orbit, which transmits the supraorbital artery and nerve FRONTAL

<p>Opening above each orbit, which transmits the supraorbital artery and nerve FRONTAL</p>
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Lacrimal Fossa

Marks the location of the lacrimal (tear) gland that lubricates the surface of the eye FRONTAL

<p>Marks the location of the lacrimal (tear) gland that lubricates the surface of the eye FRONTAL</p>
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Superior and Inferior Temporal Lines

Low ridges on the external surface of each bone, marking the attachment of the temporalis muscle (close the mouth) PARIETAL

<p>Low ridges on the external surface of each bone, marking the attachment of the temporalis muscle (close the mouth) PARIETAL</p>
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Parietal Eminence

The smooth parietal surface superior to the temporal lines PARIETAL

<p>The smooth parietal surface superior to the temporal lines PARIETAL</p>
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Foramen Magnum

Hole in the base of the occipital bone through which spinal cord passes and it connected to the brain OCCIPITAL

<p>Hole in the base of the occipital bone through which spinal cord passes and it connected to the brain OCCIPITAL</p>
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Occipital Condyles

Facets on the base of the skull, which articulate with the superior facets of the C1 (atlas) vertebra OCCIPITAL

<p>Facets on the base of the skull, which articulate with the superior facets of the C1 (atlas) vertebra OCCIPITAL</p>
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Hypoglossal Canals

Passageway for hypoglossal cranial nerve XII, begin at the lateral base of each occipital condyle OCCIPITAL

<p>Passageway for hypoglossal cranial nerve XII, begin at the lateral base of each occipital condyle OCCIPITAL</p>
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Basioccipital

A band of bone anterior to the foramen magnum, which is the point of articulation between the occipital bone and the sphenoid OCCIPITAL

<p>A band of bone anterior to the foramen magnum, which is the point of articulation between the occipital bone and the sphenoid OCCIPITAL</p>
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External Occipital Crest and Protuberance

Midline prominences posterior to foramen magnum, the crest extends posteriorly from the foramen magnum, ending in the protuberance (small midline bump) OCCIPITAL

<p>Midline prominences posterior to foramen magnum, the crest extends posteriorly from the foramen magnum, ending in the protuberance (small midline bump) OCCIPITAL</p>
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Superior and Inferior Nuchal Lines

Horizontal ridges that intersect the external occipital crest; these lines mark the attachment of muscles and ligaments that stabilize the articulation between the C1 and the occipital condyles OCCIPITAL

<p>Horizontal ridges that intersect the external occipital crest; these lines mark the <span>attachment</span> of muscles and ligaments that stabilize the articulation between the C1 and the occipital condyles OCCIPITAL</p>
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Jugular and Carotid Foramen

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Foramen Lacerum

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Sphenoid

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Sella Tursica

On the superior surface of the body SPHENOID

<p>On the superior surface of the body SPHENOID</p>
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Cribriform Plates

Contributes to roof of nasal cavities and floor of anterior cranial fossa

<p>Contributes to roof of nasal cavities and floor of anterior cranial fossa</p>
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Ethmoid, Nasal Area

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