Rajasthan Technical University 2009-5th Sem B.E Electrical and Electronics Engineering : Electrical Engineering (B.Tech- ) BioMedical Instruments - Question Paper

Rajasthan tech. University(RTU)
B.Tech V sem. Main exam
2009
Bio. Medical Instruments

No. of Questions : 5|    (Total No. of Pages : 2

[2019]

B.Tech. Vth Semester Main Examination - 2009 Electronics & Communication Engineering Bio _r Medical Instrumentation

f

Common to EC, Al (5EC6.1)

5E3II2

: 3 Hours    Maximum Marks : SO

Min. Passing Marks : 24

actions to Candidates:

Attempt five questions in all selecting one question from each unit. Schematic diagrams must be shown wherever necessary. Any data you feel missing may suitably be assumed and stated dearly. Units of quantities used-calculated must be stated clearly. All questions cany equal marks.

UNIT - I

a)    Define 'Biopotentials'. Explain tbe term action and Resting potential with a suitable diagram    (8)

b)    Describe the various selection criteria for selecting the transducers for the biomedical applications. List the transducers also.    (S)

OR

a) Explain the working of cardiovascular system with a suitable diagram. (8)

h) What are Bio electrodes? Explain various types of Bio-electrodes used in medical applications    _    (8)

UNIT - II

a)    What is meant by *EC'G'? Explain the functioning of electrocardiograph with a suitable diagram.    (2+6=8)

b)    Draw the schematic lor ultrasonic blood flow measurement and explain it.

(8) OR

ai What is meant bv EEG"? Discuss various steep patterns associated with it.

' (2+6=8) bf Explain the tollowing :

!! Piethysmographv

iii Phono cardioeraphv        (4+4=8)

112/ 5000    [Contd...

UNIT - III

3.. a) Draw a-scheme for the measurement of concentration of O, in bloc ' ' explain it.

b). Explain how MRI is better imaging technique than x-Rays.

OR

a)    Draw a scheme for the measurement of pH value of blood and expla

b)    Explain the following:

i)    " GSR. Measurement

ii)    Thermography        (4n

UNIT - IV

4.    a) What are the essential elements of intensive care unit in hospital sys

Explain with a suitable diagrajn

b) Explain Biotelemetry? How this can be useful in medical emerjencit

(54

OR

a)    Explain Micro and Macro shock? Discuss various safety measures.(3+

b)    Discuss various computer applications in Biomedical engineering.

UNIT - V

5.    a) Why pacemakers are used? Explain Rate responsive pacemaker with sui

diagram.    <2+

b) Explain the working of Hemodialysis with suitable diagram

OR

a)    Define fibrillation'. Explain capacitive discharge type DC Defibrillat

(2+i

b)    Explain the functioning of Heart-Lung machine by a suitable diagiarr

5E3112

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Earning:   Approval pending.