Radiopaque vs. Radiolucent Flashcards

Review the appearance of objects and anatomic landmarks on dental images

1
Q

pterygomaxillary fissure

A

radiolucent

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2
Q

nasal cavity

A

radiolucent

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3
Q

cortical/compact bone

A

radiopaque

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4
Q

foramen

A

radiolucent

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5
Q

suture

A

radiolucent

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6
Q

non-metallic restoration

A

radiolucent

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7
Q

caries

A

radiolucent

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8
Q

film creasing

A

radiolucent (thin line)

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9
Q

gold crown

A

radiopaque

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10
Q

tubercle

A

radiopaque

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11
Q

pulpal sclerosis

A

radiopaque

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12
Q

zygoma

A

radiopaque

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13
Q

retentive pin

A

radiopaque

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14
Q

sinus

A

radiolucent

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15
Q

porcelain

A

radiolucent

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16
Q

median palatal suture

A

radiolucent

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17
Q

ridge

A

radiopaque

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18
Q

mental fossa

A

radiolucent

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19
Q

external oblique ridge

A

radiopaque

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20
Q

cavitation

A

radiolucent

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21
Q

enamel

A

radiopaque

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22
Q

jewelry

A

radiopaque

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23
Q

hamulus

A

radiopaque

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24
Q

anterior nasal spine

A

radiopaque

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25
Q

incisive foramen

A

radiolucent

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26
Q

mylohyoid ridge

A

radiopaque

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27
Q

periapical granuloma

A

radiolucent

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28
Q

nasopharyngeal air space

A

radiolucent (diagonal line)

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29
Q

alveolar crest

A

radiopaque

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30
Q

pulp stones

A

radiopaque

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31
Q

internal oblique ridge

A

radiopaque

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32
Q

implant

A

radiopaque

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33
Q

zygomatic process of the maxilla

A

radiopaque

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34
Q

stainless steel crown

A

radiopaque

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35
Q

pulpal obliteration

A

radiopaque

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36
Q

pulp cavity

A

radiolucent

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37
Q

septum

A

radiopaque

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38
Q

inverted Y

A

radiopaque

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39
Q

dentin

A

radiopaque

40
Q

open contacts

A

radiolucent (thin line)

41
Q

calculus

A

radiopaque

42
Q

gutta percha

A

radiopaque

43
Q

ghost image

A

radiopaque

44
Q

periapical abscess

A

radiolucent

45
Q

eyeglasses

A

radiopaque

46
Q

zirconia crown

A

radiopaque

47
Q

condensing osteitis

A

radiopaque

48
Q

lead apron

A

radiopaque

49
Q

orthodontic brackets

A

radiopaque

50
Q

process

A

radiopaque

51
Q

lamina dura

A

radiopaque

52
Q

composite resin

A

radiolucent

53
Q

focal opacity

A

radiopaque

54
Q

maxillary tuberosity

A

radiopaque

55
Q

base materials/cavity liners

A

radiopaque

56
Q

canal

A

radiolucent

57
Q

tuberosity

A

radiopaque

58
Q

endodontic silver points

A

radiopaque

59
Q

fossa

A

radiolucent

60
Q

submandibular fossa

A

radiolucent

61
Q

genial tubercles

A

radiopaque

62
Q

lateral fossa

A

radiolucent

63
Q

sclerotic bone

A

radiopaque

64
Q

glossopharyngeal air space

A

radiolucent (vertical band)

65
Q

mandibular canal

A

radiolucent

66
Q

endodontic post/pin

A

radiopaque

67
Q

cancellous bone

A

radiolucent

68
Q

nutrient canals

A

radiolucent

69
Q

mental foramen

A

radiolucent

70
Q

periapical cyst

A

radiolucent

71
Q

acrylic

A

radiolucent

72
Q

thyroid collar

A

radiopaque

73
Q

soft tissue opacity

A

radiopaque

74
Q

coronoid process

A

radiopaque

75
Q

electrical cord of the sensor

A

radiopaque

76
Q

hypercementosis

A

radiopaque

77
Q

all-porcelain crown

A

radiopaque

78
Q

beam alignment devices

A

radiopaque

79
Q

maxillary sinuses

A

radiolucent

80
Q

nasal septum

A

radiopaque

81
Q

floor of the nasal cavity

A

radiopaque

82
Q

spine

A

radiopaque

83
Q

periodontal abscess

A

radiolucent

84
Q

mental ridge

A

radiopaque

85
Q

lingual foramen

A

radiolucent

86
Q

palatoglossal air space

A

radiolucent (horizontal band)

87
Q

alveolar bone

A

radiopaque

88
Q

periodontal ligament

A

radiolucent

89
Q

metallic restorations

A

radiopaque

90
Q

porcelain-fused-to-metal crown

A

metal aspect is radiopaque, and the porcelain aspect is radiolucent

91
Q

patient bib/napkin chains

A

radiopaque

92
Q

fracture

A

radiolucent (thin line)

93
Q

tongue ring

A

radiopaque

94
Q

inferior nasal conchae

A

radiopaque

95
Q

amalgam

A

radiopaque