Radiopaque vs. Radiolucent* Flashcards
How does each object appear on a radiograph?
1
Q
pterygomaxillary fissure
A
radiolucent
2
Q
nasal cavity
A
radiolucent
3
Q
cortical/compact bone
A
radiopaque
4
Q
foramen
A
radiolucent
5
Q
suture
A
radiolucent
6
Q
non-metallic restoration
A
radiolucent
7
Q
caries
A
radiolucent
8
Q
film creasing
A
radiolucent (thin line)
9
Q
gold crown
A
radiopaque
10
Q
tubercle
A
radiopaque
11
Q
pulpal sclerosis
A
radiopaque
12
Q
zygoma
A
radiopaque
13
Q
retentive pin
A
radiopaque
14
Q
sinus
A
radiolucent
15
Q
porcelain
A
radiolucent
16
Q
median palatal suture
A
radiolucent
17
Q
ridge
A
radiopaque
18
Q
mental fossa
A
radiolucent
19
Q
external oblique ridge
A
radiopaque
20
Q
cavitation
A
radiolucent
21
Q
enamel
A
radiopaque
22
Q
jewelry
A
radiopaque
23
Q
hamulus
A
radiopaque
24
Q
anterior nasal spine
A
radiopaque
25
incisive foramen
radiolucent
26
mylohyoid ridge
radiopaque
27
periapical granuloma
radiolucent
28
nasopharyngeal air space
radiolucent (diagonal line)
29
alveolar crest
radiopaque
30
pulp stones
radiopaque
31
internal oblique ridge
radiopaque
32
implant
radiopaque
33
zygomatic process of the maxilla
radiopaque
34
stainless steel crown
radiopaque
35
pulpal obliteration
radiopaque
36
pulp cavity
radiolucent
37
septum
radiopaque
38
inverted Y
radiopaque
39
dentin
radiopaque
40
open contacts
radiolucent (thin line)
41
calculus
radiopaque
42
gutta percha
radiopaque
43
ghost image
radiopaque
44
periapical abscess
radiolucent
45
eyeglasses
radiopaque
46
zirconia crown
radiopaque
47
condensing osteitis
radiopaque
48
lead apron
radiopaque
49
orthodontic brackets
radiopaque
50
process
radiopaque
51
lamina dura
radiopaque
52
composite resin
radiolucent
53
focal opacity
radiopaque
54
maxillary tuberosity
radiopaque
55
base materials/cavity liners
radiopaque
56
canal
radiolucent
57
tuberosity
radiopaque
58
endodontic silver points
radiopaque
59
fossa
radiolucent
60
submandibular fossa
radiolucent
61
genial tubercles
radiopaque
62
lateral fossa
radiolucent
63
sclerotic bone
radiopaque
64
glossopharyngeal air space
radiolucent (vertical band)
65
mandibular canal
radiolucent
66
endodontic post/pin
radiopaque
67
cancellous bone
radiolucent
68
nutrient canals
radiolucent
69
mental foramen
radiolucent
70
periapical cyst
radiolucent
71
acrylic
radiolucent
72
thyroid collar
radiopaque
73
soft tissue opacity
radiopaque
74
coronoid process
radiopaque
75
electrical cord of the sensor
radiopaque
76
hypercementosis
radiopaque
77
all-porcelain crown
radiopaque
78
beam alignment devices
radiopaque
79
maxillary sinuses
radiolucent
80
nasal septum
radiopaque
81
floor of the nasal cavity
radiopaque
82
spine
radiopaque
83
periodontal abscess
radiolucent
84
mental ridge
radiopaque
85
lingual foramen
radiolucent
86
palatoglossal air space
radiolucent (horizontal band)
87
alveolar bone
radiopaque
88
periodontal ligament
radiolucent
89
metallic restorations
radiopaque
90
porcelain-fused-to-metal crown
metal aspect is radiopaque, and the porcelain aspect is radiolucent
91
patient bib/napkin chains
radiopaque
92
fracture
radiolucent (thin line)
93
tongue ring
radiopaque
94
inferior nasal conchae
radiopaque
95
amalgam
radiopaque
