Lab 2: Axial Skeleton

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100 Terms

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Process

A natural outgrowth, projection or appendage

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Condyle

smooth, rounded articular process

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Facet

small, flat articular surface

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Fossa

shallow depression

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Sulcus

narrow groove

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Foramen

round passageway

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Canal/meatus

passageway through a bone

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Fissure

elongated cleft

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Sinus

chamber within bone

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Lambdoid suture

connects occipital and parietal

<p>connects occipital and parietal</p>
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Coronal suture

Connects frontal and parietal

<p>Connects frontal and parietal</p>
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Sagittal suture

connects parietal bones

<p>connects parietal bones</p>
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Squamous suture

Connects the temporal bone and parietal bone.

<p>Connects the temporal bone and parietal bone.</p>
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Frontal bone

<p></p>
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Frontal sinus

<p></p>
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Lacrimal fossa

Name this DEPRESSION

superior and lateral in the orbital socket

<p>Name this DEPRESSION</p><p>superior and lateral in the orbital socket</p>
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Supra-orbital margin

<p></p>
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Supra-orbital notch

<p></p>
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Parietal bones

<p></p>
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Occipital bone

<p></p>
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External occipital protuberance

<p></p>
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External occipital crest

<p></p>
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Internal occipital protuberance

Name this structure

<p>Name this structure</p>
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Internal occipital crest

Name this ridge

<p>Name this ridge</p>
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Occipital condyles

<p></p>
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Foramen magnum

<p></p>
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Jugular foramen

<p></p>
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Hypoglossal canal

Goes through the occipital condyles

<p>Goes through the occipital condyles</p>
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Temporal bones

<p></p>
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Zygomatic process of the temporal bone

Very back part of the arch only

<p>Very back part of the arch only</p>
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Zygomatic arch

Entire thing

- Name this structure

<p>Entire thing</p><p>- Name this structure</p>
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Mandibular fossa

"gummy hole" where jaw connects on models

<p>"gummy hole" where jaw connects on models</p>
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Mastoid process

<p></p>
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Styloid process of the temporal bone

Styloid = stiletto (very pointy)

<p>Styloid = stiletto (very pointy)</p>
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Squamous part of the temporal bone

The smooth part of the temporal bone through the inside

<p>The smooth part of the temporal bone through the inside</p>
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Petrous part of the temporal bone

Pointy (mountain) part of temporal bone

<p>Pointy (mountain) part of temporal bone</p>
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Temporal fossa

Indent on the temporal bone from the outside

Name this depression

<p>Indent on the temporal bone from the outside</p><p>Name this depression</p>
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External acoustic meatus

<p></p>
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Internal acoustic meatus

Inside the petrous part

<p>Inside the petrous part</p>
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Carotid canal

<p></p>
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Foramen lacerum

<p></p>
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Stylomastoid foramen

Hole under the styloid process

<p>Hole under the styloid process</p>
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Sphenoid bone

<p></p>
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Body of sphenoid

Center of the sphenoid only

<p>Center of the sphenoid only</p>
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Sella turcica

"the saddle"

Name this structure

<p>"the saddle"</p><p>Name this structure</p>
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Lesser wings of sphenoid bone

<p></p>
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Greater wings of sphenoid

<p></p>
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Pterygoid process

<p></p>
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Optical canal

<p></p>
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Superior orbital fissure

<p></p>
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Foramen rotundum

<p></p>
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Foramen ovale

<p></p>
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Foramen spinosum

<p></p>
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Hypophyseal fossa

Smooth "seat" inside sella turcica

Name this depression

<p>Smooth "seat" inside sella turcica</p><p>Name this depression</p>
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Ethmoid bone

<p></p>
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Cribiform plate

<p></p>
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Crista galli

Ridge on the cribiform plate

<p>Ridge on the cribiform plate</p>
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Middle nasal conchae

<p></p>
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Perpendicular plate

<p></p>
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Olfactory foramina

holes in cribriform plate

<p>holes in cribriform plate</p>
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Maxilla

<p></p>
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Orbital rim

<p></p>
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Anterior nasal spine

Tiny point in front of the nose on the bottom

<p>Tiny point in front of the nose on the bottom</p>
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Alveolar process

ridges of the teeth

<p>ridges of the teeth</p>
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palatine processes

Roof of the mouth

<p>Roof of the mouth</p>
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Maxillary sinuses

Sinus on top of the teeth

<p>Sinus on top of the teeth</p>
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Nasolacrimal canal

where the tearduct is

Name this passageway

<p>where the tearduct is</p><p>Name this passageway</p>
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Infra-orbital foramina

Little holes under the eyes on the cheeks

<p>Little holes under the eyes on the cheeks</p>
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Inferior orbital fissure

<p></p>
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Mandible

Jaw bone

<p>Jaw bone</p>
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Body of mandible

Curved part where the teeth are

<p>Curved part where the teeth are</p>
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Mental protuberance

Bump in the middle of the chin

<p>Bump in the middle of the chin</p>
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Ramus of mandible

Smooth, flat, back part of the mandible

<p>Smooth, flat, back part of the mandible</p>
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Condylar process

Very back hump on the mandible where it connects to skull

<p>Very back hump on the mandible where it connects to skull</p>
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Coronoid process

Next hum closer to the chin

<p>Next hum closer to the chin</p>
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Mental foramina

Holes on the chin

<p>Holes on the chin</p>
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Mandibular notch

the swoop between the processes of the mandible

<p>the swoop between the processes of the mandible</p>
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Mandibular foramina

Small holes on the inside of the mandible

<p>Small holes on the inside of the mandible</p>
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Temporal process of the zygomatic bone

The front part of the zygomatic arch

<p>The front part of the zygomatic arch</p>
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Palatine bones

small bones on the back of the roof of the mouth

<p>small bones on the back of the roof of the mouth</p>
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Nasal bones

<p></p>
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Vomer

Ridge at the bottom of the nose

<p>Ridge at the bottom of the nose</p>
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Inferior nasal conchae

<p></p>
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Lacrimal bones

"squarish" bone where the nasolacrimal canal sits

<p>"squarish" bone where the nasolacrimal canal sits</p>
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lacrimal sulcus

Name this GROOVE

<p>Name this GROOVE</p>
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Hyoid bone

Floating bone in the neck

<p>Floating bone in the neck</p>
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Body of hyoid

<p></p>
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Lesser horns of the hyoid

<p></p>
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Greater horns of hyoid

<p></p>
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Anterior fontanelle

<p></p>
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Occipital fontanelle

<p></p>
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Sphenoidal fontanelle

<p></p>
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Mastoid fontanelle

<p></p>
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Vertebral body

Solid circle at the bottom of the vertebrae

Name this region

<p>Solid circle at the bottom of the vertebrae</p><p>Name this region</p>
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Vertebral foramen

Hole through which spinal cord passes

<p>Hole through which spinal cord passes</p>
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Vertebral canal

The canal where the spinal cord passes through when there is more than one vertebrae stacked on top of each other

<p>The canal where the spinal cord passes through when there is more than one vertebrae stacked on top of each other</p>
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Vertebral arch

Entire top part of the vertebra until the vertebral body

Name this region

<p>Entire top part of the vertebra until the vertebral body</p><p>Name this region</p>
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Pedicle of vertebra

walls of a house

<p>walls of a house</p>
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Lamina of vertebra

left or right dorsal half of the arch

<p>left or right dorsal half of the arch</p>
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Spinous process of vertebra

The point that sticks out of the vertebra

<p>The point that sticks out of the vertebra</p>

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