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

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
Is hyoid bone part of the skull?
No
26
Hyoid bone lies - to mandible and in -
inferior to mandible, in anterior neck
27
Hyoid is an attachment point for
neck muscles that raise and lower larynx during swallowing and speech
28
success of the SMV projection cranial base depends on
IOML as parallel to IR as possible CR perp to IOML
29
SMV CR directed thru
Sella turcica
30
SMV CR passes thru
3/4 in ant to level of EAM
31
Mandibular Rami -- perp to IR
OML
32
Mandibular Rami CR
perp to exit acanthion
33
Mandibular Rami PA used to r/o
medial or lateral displacement of fragments in fractures of rami
34
PA axial mandibular rami angle
20-25 cep
35
PA axial mandibular rami -- perp to IR
OML
36
Mandibular Rami angle
None
37
A
Neck
38
B
condyle
39
C
Alveolar process
40
D
Mental foramen
41
E
Symphysis
42
F
Coronoid process
43
G
Ramus
44
H
body
45
I
Mental protuberance
46
J
Angle
47
K
Gonion
48
A B C
A. Body B. Greater cornu C. Lesser cornu