MDS PREP

Which of the following statements is false
1. "Unsafe" dark room lights cause fogging of films
2. Alveolar resorption is easily recognized on X-ray
3. Decreasing focal skin distance increases radiation safety factor
4. None of the above

Radiology Answer: 3

In bitewing radiographs, occlusal pit caries of enamel appears as a
1. Circular radiolucent area
2. Triangular radiolucent area with its base towards the dentino enamel junction
3. Vertical radiolucent line
4. None of the above

Radiology Answer: 2

Irregular radiolucent area related to apex of a non-vital teeth could ve
1. Chronic PA abscess
2. PA cyst
3. PA granuloma
4. Early osteomyelitis

Radiology Answer: 1

Radiation dose to patient can be reduced by all of the following except
1) Speed films
2) Filters
3) By increasing target-object distance
4) Decreasing kilovoltage potential

Radiology Answer: 4

Gamma camera in Nuclear Medicine is used for
1) Organ imaging
2) Measuring the radioactivity
3) Monitoring the surface contamination
4) RIA

Radiology Answer: 2

Mean exposure of radiation from pantamograph is
1) 90 mR
2) 120 mR
3) 250 mR
4) 300 mR

Radiology Answer: 3

Cornoid process of mandible can be best viewed on
1) PA view of skull
2) Towne"s projection
3) Lateral view of skull
4) Wasters view

Radiology Answer: 1

All of the following are radiolucent except
1. Silicate restorations
2. Conventional composites
3. Zinc oxide eugenol
4. Porcelian restorations

Radiology Answer: 3

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MDS PREP

Which of the following statements is false 1. "Unsafe" dark room lights cause fogging of films2. Alveolar resorption is easily recognized on X-ray3. Decreasing focal skin distance increases radiation safety factor4. None of the above

In bitewing radiographs, occlusal pit caries of enamel appears as a 1. Circular radiolucent area 2. Triangular radiolucent area with its base towards the dentino enamel junction 3. Vertical radiolucent line 4. None of the above

Irregular radiolucent area related to apex of a non-vital teeth could ve 1. Chronic PA abscess 2. PA cyst 3. PA granuloma 4. Early osteomyelitis

Radiation dose to patient can be reduced by all of the following except1) Speed films2) Filters3) By increasing target-object distance4) Decreasing kilovoltage potential

Gamma camera in Nuclear Medicine is used for1) Organ imaging2) Measuring the radioactivity3) Monitoring the surface contamination4) RIA

Mean exposure of radiation from pantamograph is1) 90 mR2) 120 mR3) 250 mR4) 300 mR

Cornoid process of mandible can be best viewed on1) PA view of skull2) Towne"s projection3) Lateral view of skull4) Wasters view

All of the following are radiolucent except 1. Silicate restorations 2. Conventional composites 3. Zinc oxide eugenol 4. Porcelian restorations

Explore by subjects

Which of the following statements is false
1. "Unsafe" dark room lights cause fogging of films
2. Alveolar resorption is easily recognized on X-ray
3. Decreasing focal skin distance increases radiation safety factor
4. None of the above

In bitewing radiographs, occlusal pit caries of enamel appears as a
1. Circular radiolucent area
2. Triangular radiolucent area with its base towards the dentino enamel junction
3. Vertical radiolucent line
4. None of the above

Irregular radiolucent area related to apex of a non-vital teeth could ve
1. Chronic PA abscess
2. PA cyst
3. PA granuloma
4. Early osteomyelitis

Radiation dose to patient can be reduced by all of the following except
1) Speed films
2) Filters
3) By increasing target-object distance
4) Decreasing kilovoltage potential

Gamma camera in Nuclear Medicine is used for
1) Organ imaging
2) Measuring the radioactivity
3) Monitoring the surface contamination
4) RIA

Mean exposure of radiation from pantamograph is
1) 90 mR
2) 120 mR
3) 250 mR
4) 300 mR

Cornoid process of mandible can be best viewed on
1) PA view of skull
2) Towne"s projection
3) Lateral view of skull
4) Wasters view

All of the following are radiolucent except
1. Silicate restorations
2. Conventional composites
3. Zinc oxide eugenol
4. Porcelian restorations