Mandible Flashcards

1
Q

TMJ

A

between the condyle of the mandible & the squamous portion of the temporal bone.

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2
Q

Only movable bone in the skull

A

Mandible

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3
Q

Densest & largest facial bone

A

Mandible

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4
Q

Contains mental foramina

A

Mandible

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5
Q

Mandibular symphysis

A

2 halves fuse after birth

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6
Q

Mental protuberance

A

protuberance at lower portion of symphysis

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7
Q

Alveolar process/ridge

A

spongy ridge of bone with sockets for teeth

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8
Q

body is in a - position

A

Horizontal

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9
Q

Ramus is

A

posterior vertical position

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10
Q

Angle of Mandible connects

A

vertical and horizontal parts

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11
Q

Angle of Mandible corresponds to the

A

gonion

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12
Q

Coronoid process extends - and - from -

A

anterior and superior from ramus

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13
Q

Does coronoid have an articulation?

A

no

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14
Q

Coronoid process serves as a

A

muscle attachment

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15
Q

Mandibular notch

A

deep notch between condyloid and coronoid process.

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16
Q

Mental foramen

A

: small opening on outer surface of body

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17
Q

Mental foramen is a passage for

A

mandibular nerve

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18
Q

Mandibular foramen

A

opening on inner side of the ramus for mandibular nerve

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19
Q

Hyoid bone is located

A

base of tongue

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20
Q

Hyoid bone is held in position by

A

stylohyoid ligaments

21
Q

Stylohyoid ligaments

A

ligaments extending from styloid process of temporal bone

22
Q

Only bone in body that does not articulate with any other bone

A

Hyoid

23
Q

Hyoid bone is divided into

A

body, two greater cornua and two lesser cornua

24
Q

Hyoid bone division serves as a

A

attachment for certain muscles of the larynx and tongue

25
Q

Is hyoid bone part of the skull?

A

No

26
Q

Hyoid bone lies - to mandible and in -

A

inferior to mandible, in anterior neck

27
Q

Hyoid is an attachment point for

A

neck muscles that raise and lower larynx during swallowing and speech

28
Q

success of the SMV projection cranial base depends on

A

IOML as parallel to IR as possible CR perp to IOML

29
Q

SMV CR directed thru

A

Sella turcica

30
Q

SMV CR passes thru

A

3/4 in ant to level of EAM

31
Q

Mandibular Rami – perp to IR

A

OML

32
Q

Mandibular Rami CR

A

perp to exit acanthion

33
Q

Mandibular Rami PA used to r/o

A

medial or lateral displacement of fragments in fractures of rami

34
Q

PA axial mandibular rami angle

A

20-25 cep

35
Q

PA axial mandibular rami – perp to IR

A

OML

36
Q

Mandibular Rami angle

A

None

37
Q

A

A

Neck

38
Q

B

A

condyle

39
Q

C

A

Alveolar process

40
Q

D

A

Mental foramen

41
Q

E

A

Symphysis

42
Q

F

A

Coronoid process

43
Q

G

A

Ramus

44
Q

H

A

body

45
Q

I

A

Mental protuberance

46
Q

J

A

Angle

47
Q

K

A

Gonion

48
Q

A

B

C

A

A. Body

B. Greater cornu

C. Lesser cornu