[LO 0219] FEBRUARY 2019 Sub. Code: 1832
B.Sc. RADIOLOGY IMAGING TECHNOLOGY
SECOND YEAR
PAPER II X-RAY FILM/IMAGE PROCESSING TECHNIQUES
(INCLUDING DARK ROOM TECHNIQUES)
Q.P. Code: 801832
Time: Three Hours Maximum: 100 Marks
Answer all questions
I. Elaborate on: x 10 30)
1. Describe about construction of Double coated X-Ray Film with Diagram.
2. What are the constituents of fixer solution and explain each of them?
3. Define Dark room and Describe about various types of Dark room entrances.
II. Write notes on: x 5 40)
1. What are the factors that affect the unsharpness of the Image?
2. Describe Safe Light.
3. Describe the cross section view of single coated X-Ray film with diagram.
4. Mammography film.
5. Describe about the types of Radiographic contrast.
6. Explain about the automatic processor with diagram.
7. What is computed Radiograph? Explain the principle of computed Radiography.
8. Describe about the Picture Achieving and Communication System (PACS).
III. Short answers on: (10 x 3 30)
1. What is latent image?
2. Define Hatch box.
3. What is Hardener?
4. Define Gamma of Characteristic curve.
5. What is Film Hopper?
6. What is Replenisher? Why is it used?
7. What is Silver recovery?
8. What is Buffer solution?
9. What is Clearing time and Fixing time?
10. Define Film Sharpness.