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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.Sc. DEGREE EXAMINATION - BIOMED.INSTRUMENTATION SC.
FOURTH SEMESTER – APRIL 2012
BI 4804 - RADIODIAGNOSTICS & BIOMEDICAL PHYSICS
Date : 18-04-2012
Time : 1:00 - 4:00
Dept. No.
Max. : 100 Marks
Part A
Answer All the questions
(10×2=20 Marks)
1. What is a signal conditioner?
2. How are Bio-optical signals generated?
3. What kinds of detectors are used in ECG?
4. Define Biosensor.
5. Illustrate an OMP-amplifier.
6. Differentiate arial from lateral resolution.
7. Give Examples of radioisotopes in medical diagnosis.
8. Enlist four properties of LASER.
9. What is the principle of double modulation in biomedical telemetry?
10. Mention the radio frequency ranges used for telemedicine.
Part B
Answer any Four questions
(4×10=40 Marks)
11. Write an account on basic medical instrumentation system.
12. Explain transducer and discuss its classification.
13. How electrical activity of heart can be recorded? Illustrate.
14. Justify, thermography as a real-time system of imaging.
15. Accelerator is designed to deliver mega-voltage X-ray beam-Elaborate.
16. Wireless telemetry systems function as a medical aid-Substantiate.
Part C
Answer any TWO questions
(2×20=40 Marks)
17. Define the term “measurand”. Write a detailed account on types, characteristics and recording
support devices.
18. Discuss the various aspects of digital signal processing.
19. Elaborate Automated Drug delivery and add a note on use of nanocarriers.
20. Explain the role of electrodes and recording systems in processing biosignals.
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