Cochin University of Science and Techology (CUST) 2006-8th Sem B.Tech Electronics and Communications Engineering , , EC/EE 804 D Biomedical Instrumentation - Question Paper

b) Write short notes on:

(i) EEG electrodes    (ii) Micro electrodes    (10)

III    a) Explain with block diagram, the working of an ECG recorder.    (10) b) With the help of a diagram, sxplain the working of a O inkjet recorder. (10)

OR

IV    a) Explain in detail 12 different lead connection* of ECG recording set up.    (12) b) With the help of a diagram explain the working of a uv recorder. (8)

V    a) With neat sketches, explain the working of ac and dc defibrillator.    (15) b) Write notes on performance aspect of implantabk-pace makers. (S)

OR

VI    a) What is the need ofa pace maker? Explain different types with examples.    (15) b) Explain the working of an ultrasonic therapy unit machine set up. (5)

VII    a) With the help ofa block diagram, explain the operation ofa X-ray machine.    (15) b) Briefly explain real-time imaging system. (5)

OR

VIII    a) Explain the principle behtnc NMR imaging. Also explain Hs advantage

and disadvantage.    (15)

b) What arc health hazards from X-ray and nuclear radiation?    (5)

IX    a) Draw the block diagram of an ECG telemetry transmitter and receiver, explain

its working.    (15)

b) Discuss the medical uses of biomedical telemetry.    (5)

OR

X    a) Draw the block diagram of the setup for transmission of analog physiological

signals over telephone lines and explain.    (15)

b) What is an implantable telemetry system?    (5)