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NEET MDS Quiz - Practice Test

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radiology - 3 Questions

1
Radiology

Yellowish-brown staining of the IOPA dental X-ray film is due to 
1. Immersion in fixer without washing
2. Increased temperature of developer
3. Increased exposure time
4. Drying away of the developer solution

πŸ“ Explanation:

Yellowish-brown staining of the IOPA dental X-ray film is due to immersion in fixer without washing.

2
Radiology
Film exposed to light during development will appear 
 1. Dark
 2. Light
 3. Clear
 4. Blurred

πŸ“ Explanation:

When film is exposed to light during the development process, it results in overexposure, leading to a dark appearance on the developed film. This is due to the silver halide crystals being activated by light, which causes them to darken when developed.

3
Radiology
Which of the following has a radiolucency closest to the dentin 
 1. ZOE
 2. Calcium hydroxide
 3. Silicophosphate
 4. Gutta percha

πŸ“ Explanation:

Which of the following has a radiolucency closest to the dentin: silicophosphate.

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