MDS PREP
Radiographic appearance of osteosarcoma is
1. Soap bubble appearance
2. Onion skin appearance
3. Cotton-wool appearance
4. Sun burst appearance
Radiology
Answer: 4
Radiographic appearance of osteosarcoma is sunburst appearance.
For detection of herniation and perforation of fibrous disc of TMJ that is best indicated is
1. Transcranial view
2. CT scan
3. MRI
4. Arthrography
Radiology
Answer: 4
For detection of herniation and perforation of the fibrous disc of TMJ, the best indicated method is arthrography.
Which of the following related to a radiograph with the image that has many gradations of gray from totally white to completely black
1. Underexposed
2. Overexposed
3. Long-scale contrast
4. Short-scale contrast
Radiology
Answer: 3
A radiograph with many gradations of gray from totally white to completely black is related to long-scale contrast.
Salt and pepper appearance in MRI of salivary gland is suggestive of
1. Sjogren syndrome
2. Thalassaemia
3. Mumps
4. Salivary gland tumour
Radiology
Answer: 1
Salt and pepper appearance in MRI of the salivary gland is suggestive of Sjogren syndrome.
When evaluating intraoral periapical films which structures have improved sharpness
1. Lingual structures
2. Buccal structures
3. Interproximal structures
4. All of them equally
Radiology
Answer: 1
When evaluating intraoral periapical films, lingual structures have improved sharpness.
Image of a hair appears on a radiograph which was exposed in a cassette. The hair would have been located in all of the following to produce this image except in
1. On the front of the cassette
2. Between film and front intensifying screen
3. Between film and back intensifying screen
4. On the film during development
Radiology
Answer: 4
Image of a hair appears on a radiograph which was exposed in a cassette. The hair would have been located in all of the following to produce this image except on the film during development.
Nasal septum can be best viewed by
1. Occipitomental view
2. Submentovertex
3. Lateral skull
4. Towne"s view
Radiology
Answer: 1
The nasal septum can be best viewed by occipitomental view.
Which of the following has a radiolucency closest to the dentin
1. ZOE
2. Calcium hydroxide
3. Silicophosphate
4. Gutta percha
Radiology
Answer: 3
Which of the following has a radiolucency closest to the dentin: silicophosphate.