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Oral Radiology > Intraoral anatomy- Mandibular (Exam 2) > Flashcards

Intraoral anatomy- Mandibular (Exam 2) Flashcards

1
Q

The internal oblique ridge may also be called:

A

Mylohyoid ridge

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2
Q

In infants,a radiolucent line through the midline of the jaw between the images of the forming deciduous central incisors:

A

Symphysis

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3
Q

What are the arrows indicating in this image?

A

mandibular symphysis

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4
Q

What does this image represent?

A

mandibular symphysis

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5
Q

Bony protuberances located on the lingual surface of the mandible, slightly above the inferior border and in the midline:

A

Genial tubercles

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6
Q

What surface of the mandible are the genial tubercles located on?

A

Lingual surface

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7
Q

What does this image represent?

A

Genial tubercles

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8
Q

What type of image can you can really see the genial tubercles on?

A

CBCT

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9
Q

What are the arrows indicating in this image?

A

Genial tubercles

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10
Q

What are the arrows indicating in this image? (Occlusal radiograph)

A

Genial tubercles

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11
Q

What are the arrows indicating in this image? (Occlusal radiograph)

A

Genial tubercles

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12
Q

What are the arrows indicating in this image?

A

Genial tubercles

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13
Q

What are the arrows indicating in this image?

A

Genial tubercles

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14
Q

What are the arrows indicating in this image?

A

Genial tubercles

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15
Q

Radiopaque area on the midline of the mandible that looks similar to cortical bone is most likely:

A

Genial tubercles

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16
Q

A foramen on the lingual surface of the midline of the mandible, in the region of the genial tubercles:

A

Lingual foramen

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17
Q

The lingual foramen is located on the lingual surface of the midline of the mandible, in the region of:

A

Genial tubercles

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18
Q

What does this image represent?

A

Lingual foramen

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19
Q

Label the following image:

A

a) lingual foramen
b) mental spine

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20
Q

Label the following image:

A

a) lingual foramen
b) sublingual artery

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21
Q

What are the arrows indicating in this image?

A

Lingual foramen

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22
Q

What are the arrows indicating in this image?

A

Lingual foramen

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23
Q

What are the arrows indicating in this image?

A

Lingual foramen

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24
Q

What are the arrows indicating in this image?

A

Lingual foramen

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25
Q

What can be seen in this CBCT section?

A

Lingual foramen

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26
Q

On peripical radiographs of the mandibular central incisors, the ______ may occasionally be seen as two radiopaque lines sweeping bilaterally forward and upward toward the midline:

A

Mental ridge

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27
Q

What type of radiographs may capture the mental ridge?

A

Periapical radiographs of the mandibular central incisors

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28
Q

A radiopaque inverted V seen on mandibular radiographs:

A

Mental ridge

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29
Q

The following image represents the:

A

Mental ridge

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30
Q

What are the arrows indicating in this image?

A

Mental ridge

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31
Q

The mental ridge can be seen on the _____ surface of the mandible as a radiopaque ridge

A

anterior

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32
Q

What are the arrows indicating in this image?

A

Mental ridge

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33
Q

What are the arrows indicating in this image?

A

Mental ridge

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34
Q

A depression on the labial aspect of the mandible, extending laterally from the midline and above the mental ridge:

A

mental fossa

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35
Q

Because the mental fossa is a concavity, the bone itself appears to be more:

A

Radiolucent

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36
Q

What are the arrows indicating in this image?

A

Mental fossa

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37
Q

The mental fossa is a depression on the ____ aspect of the mandible, extending laterally from the midline and above the mental ridge

A

labial

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38
Q

What are the arrows indicating in this image?

A

Mental fossa

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39
Q

How does the mental fossa appear radiographically?

A

Radiolucent area with ill-defined borders in the region of the incisor roots

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40
Q

What can be seen in the following images?

A

Mental fossa

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41
Q

The mental foramen is usually located at the level of the:

A

Premolars

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42
Q

Usually the anterior limit of the inferior dental canal:

A

Mental foramen

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43
Q

What is seen in the following image?

A

Mental foramen

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44
Q

What are the arrows indicating in this image?

A

Mental foramen

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45
Q

What are the arrows indicating in this image?

A

Mental foramen

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46
Q

What are the arrows indicating in this image?

A

Mental foramen

47
Q

What are the arrows indicating in this image?

A

Mental foramen

48
Q

What are the arrows indicating in this image?

A

Mental foramen

49
Q

What are the arrows indicating in this image?

A

Mental foramen

50
Q

What are the arrows indicating in this image?

A

Mental foramen

51
Q

What are the arrows indicating in this image?

A

Mental foramen

52
Q

What may be confused with pathology when it is superimposed on the apex of a mandibular tooth?

A

Mental foramen (to reassure, check if lamina dura is intact & no caries)

53
Q

Appears radiographically as a dark linear shadow with thin radiopaque superior & inferior borders:

A

Mandibular canal

54
Q

The mandibular canal exits at the level of the:

A

Mental foramen

55
Q

What is represented by the following image?

A

Mandibular canal

56
Q

What can be seen in the following image?

A

Mandibular canal

57
Q

What are the arrows indicating in this image?

A

Superior & inferior cortical borders of mandibular canal

58
Q

What are the arrows indicating in this image?

A

Coricated borders of mandibular canal (on CBCT)

59
Q

What are the arrows indicating in this image?

A

Mandibular canal (on cone beam cross-section)

60
Q

What are the arrows indicating in this image?

A

Mandibular canal

61
Q

What are the arrows indicating in this image?

A

Mandibular canal

62
Q

What are the arrows indicating in this image?

A

Mandibular canal

63
Q

What are the arrows indicating in this image?

A

Mandibular canal

64
Q

Carry neurovascular bundles and appear as radiolucent lines of fairly uniform width:

A

Nutrient canals

65
Q

What is represented by 2&3 in the following image?

A

Nutrient canals

66
Q

What are the arrows indicating in this image?

A

Nutrient canals

67
Q

What are the arrows indicating in this image?

A

Nutrient canals

68
Q

What are the arrows indicating in this image?

A

Nutrient canals

69
Q

What are the arrows indicating in this image?

A

Nutrient canals

70
Q

What are the arrows indicating in this image?

A

Nutrient canals

71
Q

If a patient has perio bone loss, what will likely be more prominent?

A

Vascular canals

72
Q

A slightly irregular crest of bone on the lingual surface of the mandibular body:

A

Internal oblique ridge (Mylohyoid ridge)

73
Q

What are the arrows indicating in this image?

A

Internal oblique ridge

74
Q

What attaches to the internal oblique ridge? (mylohyoid ridge)

A

Mylohyoid muscle

75
Q

What are the arrows indicating in this image?

A

Internal oblique ridge/mylohyoid ridge

76
Q

What are the arrows indicating in this image?

A

Internal oblique ridge/mylohyoid ridge

77
Q

What are the arrows indicating in this image?

A

Internal oblique ridge/mylohyoid ridge

78
Q

What are the arrows indicating in this image?

A

Internal oblique ridge/mylohyoid ridge

79
Q

What are the arrows indicating in this image?

A

Internal oblique ridge/mylohyoid ridge

80
Q

What are the arrows indicating in this image?

A

Internal oblique ridge/mylohyoid ridge

81
Q

What are the arrows indicating in this image?

A

Internal oblique ridge/mylohyoid ridge

82
Q

What runs at the level of the molar apices and above the mandibular canal?

A

Internal oblique ridge/mylohyoid ridge

83
Q

A depression of bone on the lingual surface of the mandibular body, immediately below the internal oblique ridge in the molar area:

A

Submandibular gland fossa

84
Q

What are the arrows indicating in this image?

A

submandibular gland fossa

85
Q

Indicated by a radiolucent region with ill-defined borders and sparse trabecular bone lying inferior to the mandibular molars:

A

Submandibular gland fossa

86
Q

What does the radiolucent region inferior to the mandibular molars represent?

A

Submandibular gland fossa

87
Q

A continuation of the anterior border of the mandibular ramus:

A

External oblique ridge

88
Q

What is seen in the following image?

A

External oblique ridge

89
Q

What are the arrows indicating in this image?

A

External oblique ridge

90
Q

Seen as a radiopaque line near the alveolar crest in the mandibular third molar region:

A

External oblique ridge

91
Q

The external oblique ridge lies on the ____ surface of the mandible

92
Q

What are the arrows indicating in this image?

A

External oblique ridge

93
Q

What are the arrows indicating in this image?

A

External oblique ridge

94
Q

What are the arrows indicating in this image?

A

External oblique ridge

95
Q

What are the arrows indicating in this image?

A

External oblique ridge

96
Q

Occasionally, seen on periapical projections as a characteristically dense, broad radiopaque band of bone:

A

Inferior border of the mandible

97
Q

What does this image represent?

A

Inferior border of the mandible

98
Q

What are the arrows indicating in this image?

A

Inferior border of the mandible

99
Q

What are the arrows indicating in this image?

A

Inferior border of the mandible

100
Q

What are the arrows indicating in this image?

A

Inferior border of the mandible

101
Q

What are the arrows indicating in this image?

A

Inferior border of the mandible

102
Q

A triangular radiopacity, with its apex directed superiorly and anteriorly, superimposed on the region of the third molar:

A

Coronoid process

103
Q

What are the arrows indicating in this image?

A

Coronoid process

104
Q

Bony outgrowths on the lingual surface of the mandible:

A

Mandibular tori

105
Q

Mandibular tori can be described as often:

A

Bilateral and symmetrical

106
Q

What can be seen in this image?

A

Mandibular tori

107
Q

What surface do mandibular tori protrude from?

A

Lingual surface

108
Q

What can be seen in this radiograph?

A

Mandibular tori

109
Q

What are the large radiopaque entities on this radiograph?

A

Mandibular tori

110
Q

What are the large radiopaque entities on this radiograph?

A

Mandibular tori

111
Q

What are the large radiopaque entities on this radiograph?

A

Mandibular tori

Oral Radiology (21 decks)

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