LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034 M.Sc. DEGREE EXAMINATION - BIO-MEDICAL INSTRUMENTATION SCIENCE FOURTH SEMESTER – APRIL 2012 BI 4803 - NON-INVASIVE MEDICAL TECHNIQUES Date : 16-04-2012 Time : 1:00 - 4:00 Dept. No. Max. : 100 Marks SECTION-A Answer all the questions: (10 X 2 = 20) 1. What is Electrical Cardioversion? 2. Define Arteriography. 3. What does a SPECT scan show? 4. Why is BMD measurement important? 5. Define thermography and add its medical applications. 6. State the significant of blood glucose meter. 7. Distinguish bradycardia from tachycardia. 8. What is pacemaker? Name the methods of pacing. 9. Why do we require heart lung machine? 10. Define ‘Electrotomy’. SECTION-B Answer any FOUR questions: (4 X 10 = 40) 11. Explain the types, causes, symptoms, diagnosis and treatment of arrhythmia. 12. Give the various components, types, risk factor, medical and non medical applications of the endoscopy. 13. Write the principle, working mechanism and merits & demerits of CAT. 14. Discuss the types & working mechanism of peritoneal dialysis. 15. Explain interaction of ultrasound with tissue by using various types of resolution and its applications. 16. Write note on: a) Turbine Flowmeter b) Rotameter SECTION-C Answer any TWO questions: (2 X 20 = 40) 17. Explain the various ways to measure the Bone mineral density. 18. Discuss the principle, mechanism and application of MRI scan. 19. Why it is done Electroencephalogram? How it is done? Add its medical applications 20. Comment on a) Oximeters b) PET scan. *********