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ARCL 228 > Skull > Flashcards

Skull Flashcards

1
Q

Frontal bone

A

Forehead(unpaired)

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2
Q

Parietal

A

Span most of the head on the sides(paired)

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3
Q

Coronal suture

A

Connects frontal and parietal bones

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4
Q

Sagittal suture

A

Sections/connects parietals left and right

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5
Q

Supraorbital tori(torus sing)

A

Protrusion above eye sockets on the frontal bone(paired)

Can help sex determination(makes have it more protruding)

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6
Q

Nasals

A

Nasal bones

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7
Q

Lacrimals

A

Tear ducts(paired); very delicate

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8
Q

Zygomatic

A

Cheekbones(paired)

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9
Q

Maxillae(maxilla sing.)

A

Upper jaw(paired)

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10
Q

Mandible

A

Lower jaw(unpaired)

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11
Q

Occipital bone

A

Behind the head(nearest time the neck)

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12
Q

Foramen magnum

A

Big hole which connects brain stem to spinal cord

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13
Q

Sphenoid

A

Spans across inner skull that looks like a butterfly

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14
Q

Temporal

A

Below parietals, holds hearing apparatus

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15
Q

Ethmoid

A

Irregular bone behind the upper nose

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16
Q

Vomer

A

Bone going down the middle of the back of the nose(unpaired)

17
Q

Squamosal suture

A

Between temporal,parietal and occipital

18
Q

Nuchal area

A

On occipital bone where the neck muscles are attached

Can infer sex-makes have a more refinished nuchal area

19
Q

Mastoid process

A

Part of the temporal bone behind the ear

20
Q

External auditory meatus

A

Ear hole

21
Q

Lambdoid suture

A

Between parietal and occipital

22
Q

Palatine

A

Bone on the palate(directly behind maxilla) paired

23
Q

Auditory ossicles

A

Malleus
Incus
Stapes

24
Q

Hyoid

A

U shape bone that supports tongue and speech muscles

25
Q

Sutures

A

Interdigitating lines which start to disappear through age due to fusion

Can estimate age

26
Q

Nasal conchae

A

Bones behind the nose(paired)

ARCL 228 (1 decks)

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