Download GTU B.Tech 2020 Summer 6th Sem 2161712 Bio Potential Instrumentation Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Summer 6th Sem 2161712 Bio Potential Instrumentation Previous Question Paper

Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER? VI EXAMINATION ? SUMMER 2020
Subject Code: 2161712 Date:02/11/2020
Subject Name: BIO-POTENTIAL INSTRUMENTATION
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.


MARKS
Q.1 (a) Draw & discuss the block diagram of generalized medical
03
instrumentation system.

(b) Explain systemic blood circulatory system in detail with neat
04
diagram.

(c) Discuss the Ideal characteristics of an op-amp. Draw the
07
circuit diagram of Instrumentation amplifier and derive its
gain equation.


Q.2 (a) "Human body as a control system". Discuss this statement
03
with necessary justification

(b) Give the classification of different types of noise. Enlist the
04
different strategies for noise reduction

(c) Discuss electrode-electrolyte interface in detail.
07


OR


(c) Explain in detail the generation of Resting membrane
07
potential.
Q.3 (a) Discuss different types of protections against defibrillation
03
shock in ECG machine.

(b) Draw and explain preamplifier circuit of ECG machine.
04

(c) Write a short note on following:
07
i) ECG readout devices
ii) Common ECG machine Faults & its troubleshooting


OR

Q.3 (a) Draw & discuss various limb leads associated with ECG
03
machine.

(b) Discuss following:
04
Stress testing in ECG and Holter ECG

(c) Draw detailed block diagram of ECG machine. Explain each
07
block in detail.
Q.4 (a) Discuss the functions of nervous system and give its detail
03
classification.

(b) Discuss the central nervous system in detail.
04

(c) Enlist various types of instrumentation used for brain function
07
measurement. Discuss any one technique in detail.
1

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OR

Q.4 (a) Discuss various types of EEG signal with their significance.
03

(b) Draw & discuss the structure of neuron. Also give various
04
types of neuron.

(c) Draw 10-20 international system of electrode placement in
07
EEG machine. Also discuss block diagram of EEG machine.
Q.5 (a) Draw network equivalent circuit of nerve/skeletal fibre.
03

(b) What is over-potential? Discuss different factors contributing
04
to generation of over-potential

(c) Discuss various physiological effects of electricity on human
07
body.


OR
Q.5 (a) Enlist and discuss various susceptibility parameters related to
03
electric shock.
(b) Discuss: Nernst formula, All or none law, Absolute refractory
04
period, Relative refractory period.
(c) Explain various microshock hazards and macroshock hazards.
07

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