MDS PREP
Medially displaced condylar neck fracture is best visulised in
1) PA view
2) Lateral oblique view
3) Occipitomental view
4) Submentovertex
Radiology
Answer: 1
The effect of short exposure on contrast of film
1) Contrast increases
2) Contrast decreases
3) Contrast is constant
4) Contrast is variable
Radiology
Answer: 2
Grid is used in radiography to
1) Reduce kVp
2) Reduce exposure time
3) Reduce fogging
4) None of the above
Radiology
Answer: 3
The somatic non-stochastic effect of radiation is seen
1) An effects on the body irradiated
2) As effect of mutation
3) As hereditary phenomenon
4) All of the above
Radiology
Answer: 1
The following produces highest radiation exposure
1) CT scan
2) MRI
3) Pantamograph
4) Arthrograms
Radiology
Answer: 4
In radionuclide imaging the most useful radiopharmaceutical for skeletal imaging is
1) Gallium 67
2) Technetium-sulphur-colloid
3) Technetium-99m
4) Technetium-99m linked to Methylene disphosphonate
Radiology
Answer: 4
Which of the following resembles caries in radiographs?
1. Zinc oxide eugenol
2. Zinc phosphate
3. GIC
4. Polymethyl methacrylate
Radiology
Answer: 4
Which of the following are most sensitive to X-ray?
1. Tooth buds and salivary glands
2. Nerve and muscle tissue
3. Hair and nails
4. Cartilage