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NEETMDS- Radiology mcq
MDS PREP
Green film after processing is due to
1) Film placed in fixer solution first
2) High temperature difference of solution
3) Film emulsion not in contact with processing solution
4) Presence of rare earth elements in film
Radiology Answer: 3

Apical root fracture is visible in
1) Intraoral periapical X-ray
2) Bitewing X-ray
3) Occlusal X-ray
4) OPG
Radiology Answer: 1

Bilateral asymptomatic cyst like radiolucent lesion in a 7-year-old boy at the angle of mandible may be diagnosed as
1) Cherubism
2) Paget"s disease
3) Fibrous dysplasia
4) Static bone cyst
Radiology Answer: 1

The overall degree of darkening of exposed film is known as
1) Contrast
2) Density
3) Sharpness
4) Fog
Radiology Answer: 2

At density range equal to zero, percentage of light transmitted through X-ray film is
1) 100 %
2) 10 %
3) 1 %
4) 0 %
Radiology Answer: 1

Loss of lamina dura and ground glass appearance indicates
1) Paget"s disease
2) Fibrous dysplasia
3) Caffey"s disease
4) Osteomalacia
Radiology Answer: 2

If shorter exposure time is needed for exposing dental firm
1) kVp can be increased
2) Mili ampere is decreased
3) Long cone can be used
4) Lead diaphragm is removed
Radiology Answer: 1

Density of radiograph is independent of 
 1. Milliamperage
 2. Target-film distance
 3. Kilovoltage
 4. Focal-spot
Radiology Answer: 4

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