AIPGE 09 MDS Radiology

Radiology

177. When a child is not able 2 hold the IOPA film,who should hold it?
a) Dentist
b) Parent
c) Assisstant
d) Radiographer
Ans: b) Parent

178. Bisecting angle technique uses
a) Rule of Isometry
b) ALARA
c) SLOB
d) …
Ans: a) Rule of Isometry

179. Trapnell lines and McG.... lines are used in
a) True lateral
b) PA mandible
c) PNS view
d) …
Ans:

180. In a radiograph, the buccal root of max 1st premolar appears to be distal to the lingual root.The angulation of the cone was
a) Mesial to the premolar
b) Distal to the premolar
c) 10 degrees from above in a vertical angulation
d) 10 degrees from below in a vertical angulation
Ans: a) Mesial to the premolar

181.On the radiograph,the mesial aspect of a mandibular 1st molar, 2-3 mm bone loss is found.On probing, 6mm pocket is present.The difference is due to
a) Wrong angulation of radiograph
b) Facial and lingual bone superimposition
c) Mesial and buccal bone superimposition
d) Mesial and lingual bone superimposition
Ans:

182.On a radiograph, irregularities are found on the root area of lower incisors.It may be
a) Subgingival calculus
b) Root caries
c) …
d) …
Ans: a)Subgingival calculus

183. Best for detecting posterior proximal caries in children with minimum radiatn exposure is
a) bitewing with paralleling technique
b) bitewing with bisecting angle technique
c) bitewing with rvg
d) …
Ans:

184. Which of the following is identified only by radiographs?
a) Mental foramen
b) Apical cyst
c) PA granuloma
d) Chronic periodontitis
Ans: a) Mental foramen

185. Radiopacity at apex of a carious molar
a) Periapical granuloma
b) Condensing osteitis
c) Periapical cyst
d) …
Ans: Condensing osteitis

186. Radiographic appearance of periapical abscess in a primary molar as radiolucency
a) In the inter radicular area
b) Periapical area
c) Lateral to root
d) …
Ans: a) In the interradicular area