[LO 0219] FEBRUARY 2019 Sub. Code: 1803
B.Sc. RADIOLOGY IMAGING TECHNOLOGY
FIRST YEAR
PAPER III RADIO DIAGNOSIS EQUIPMENTS, MAINTENANCE AND
QUALITY CONTROL
Q.P. Code: 801803
Time: Three Hours Maximum: 100 Marks
Answer all questions
I. Elaborate on: x 10 30)
1. Describe in detail about the construction and working of modern X-ray tube.
2. Describe in detail, the construction and working of image intensifier.
3. Describe in detail, the various generations in Computerised Tomography.
II. Write notes on: x 5 40)
1. Line focus principle.
2. Beam limiting devices.
3. Dental x-ray unit.
4. Principle of Computed Radiography.
5. Direct Digital Radiography.
6. Mammographic X-ray tube.
7. Principle of X-ray tomography.
8. Principle of DSA.
III. Short answers on: (10 x 3 30)
1. Anode Heel Effect.
2. Thermionic Emission.
3. Radiation Safety in Mobile X-ray unit.
4. Fluorescent Screen.
5. Dark adaptation in fluoroscopy.
6. Orthopantomography.
7. Advantages of compression in mammography.
8. CT Number.
9. Various types of tomographic movement.
10. PACS.