Unit 2 Bones Flashcards

1
Q

Body

A

Main portion

Body of mandible

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2
Q

Head

A

Enlarged (often rounded) end

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3
Q

Neck

A

Constricted area (between head/body)

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4
Q

Margin

A

Border edge

Supra orbital margin

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5
Q

Angle

A

Bend

Angle of mandible

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6
Q

Ramus

A

Branch off the body (beyond the angle)

Ramus of mandible

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7
Q

Condyle

A

Smooth, rounded articulate surface

Condyle of mandible

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8
Q

Facet

A

Small, flattened articular surface

Occipital facet

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9
Q

Suture

A

Where bonds grow together

Sagittal suture
Coronal suture
Squamosal suture
Lambdoid suture

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10
Q

Fontanelle

A

Baby skull

Sphenoid fontanelle
Anterior fontanelle
Posterior fontanelle
Mastoid fontanelle

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11
Q

Line or lines

A

Low ridge

Superior nochal line
Inferior nochal line

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12
Q

Crest or crista

A

Prominent ridge

Frontal crest
Crista galli

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13
Q

Spine

A

Very high ridge

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14
Q

Process

A

Prominent projection

Styloid process
Maxilla process
Mandible process
Condyler process

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15
Q

Tubercle

A

Small, round process

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16
Q

Tuberosity

A

Tuber knoblike process

Usually larger than tubercle

17
Q

Trochanter

A

Large tuberosity found only in the proximal femur

18
Q

Epicondyle

A

Near or above a condyle

19
Q

Lingual

A

Flat, tongue-shaped process

20
Q

Hamulus

A

Hook-shaped process

21
Q

Cornu

A

Horn-shaped process

22
Q

Protuberance

A

External occipital

23
Q

Foreman

A

Hole

Mental foreman
Mastoid foreman 
Ovale foreman 
Stylomastoid foreman 
Infraorbital foreman
Optic foreman 
Mandibular foreman
Rotumdum foreman
Jugular foreman
24
Q

Nutrient foreman

A

Conveys blood vessels supplying bone itself

25
Q

Canal or metus

A

Tunnel

External acoustic meatus
Carotid canal
Hypoglossal canal

26
Q

Fissure

A

Cleft

Superior orbital fissure
Inferior orbital fissure

27
Q

Sinus

A

Cavity or labyrinth cavity

Ethmoid cavity
Maxillary cavity
Mastoid cavity

28
Q

Fossa

A

General term for a depression

Jugular fossa
Mandibular fossa
Inclusive fossa
Hypophyseal fossa

29
Q

Impression

A

Indentation made by a specific structure

Cerebellar impression

30
Q

Notch

A

Depression in the margin of a bone

Supraorbital notch
Frontal notch

31
Q

Fovea

A

Little pit

32
Q

Groove or sulcus

A

Deeper, narrow depression

Superior sulci 
Sagittal sulci
Chiasmatic sulci
Transverse sulci 
Sigmoid sulci