MDS PREP
Interproximal caries is best detected by
1. Bitewing radiography
2. Periapical
3. Occlusal
4. None of the above
Interproximal caries is best detected by bitewing radiography.
Medially displaced condylar neck fracture is best visulised in
1. PA view
2. Lateral oblique view
3. Occipitomental view
4. Submentovertex
Radiology
Answer: 1
Medially displaced condylar neck fracture is best visualized in PA view.
The region which is closest to satisfying all the principles of shadow casting and parallel placement of the film in a paralleling technique full mouth series of periodical radiographs is
1. Maxillary premolar view
2. Mandibular premolar view
3. Maxillary molar view
4. Mandubular molar view
Radiology
Answer: 4
The region closest to satisfying all the principles of shadow casting and parallel placement of the film in a paralleling technique full mouth series of periapical radiographs is mandibular molar 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.
A 60-year-old male reports for denture adjustment. His OPG show 1 cm lytic area in the lower bicuspid region. The most probable diagnosis is
1. Residual cyst
2. Hyperparathyroidism
3. CA prostate
4. Any one of the above
Radiology
Answer: 4
A 60-year-old male with a 1 cm lytic area in the lower bicuspid region on OPG has a most probable diagnosis of any one of the above.
The cathode in Coolidge tube is made of..............whereas anode is made of...............
1) Copper; copper
2) Molybdenum; copper
3) Iron; lead
4) Aluminium; iron
Radiology
Answer: 2
Explanation: In a Coolidge tube, the cathode is typically made of molybdenum, which has a high melting point and is effective for electron emission. The anode is usually made of copper, which has excellent thermal conductivity, allowing it to dissipate heat generated during x-ray production effectively.
Which of the following is useful for studying the movements of the tongue
1. Angiography
2. Arthroscope
3. Fluroscope
4. Sonograpgy
Radiology
Answer: 3
Which of the following is useful for studying the movements of the tongue: Fluoroscopy.
Salt-paper appearance is seen in intraoral periapical radiograph of
1. Thalassaemia
2. Sjogren"s syndrome
3. Periodontal abscess
4. Osteoporosis
Radiology
Answer: 1
Salt-paper appearance is seen in intraoral periapical radiograph of thalassaemia.