GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER-V (NEW) EXAMINATION - WINTER 2020
--- Content provided by FirstRanker.com ---
Subject Code:3151710 Date:22/01/2021
Subject Name:Biomedical Instrumentation
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
- Attempt any FOUR questions out of EIGHT questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
--- Content provided by FirstRanker.com ---
Q.1 (a) Draw and explain functional block of generalized medical instrumentation system. 03
(b) Brief about various classification method of medical measurement systems. 04
(c) Discuss medical measurement constrain in detail. 07
--- Content provided by FirstRanker.com ---
Q.2 (a) Define homeostasis in your word. Brief about cell membrane. 03
(b) How action potential propagate on 1) single unmylielinated nerve fibre, and ii) single mylielinated nerve fiber. 04
(c) How action potential is generated in certain cell of living species? 07
Q.3 (a) Draw a normal ECG waveform with all its parameters. 03
(b) Discuss following heart problems: 04
--- Content provided by FirstRanker.com ---
- Myocardial infarction
- Tachycardia-Bradycardia
- Premature Ventricular contraction
- Fibrillation
(c) Explain standard ECG lead system. What is Einthoven triangle? How Wilson terminal is formed? 07
--- Content provided by FirstRanker.com ---
Q.4 (a) Explain the physiology of heart. 03
(b) Explain electroconduction system of heart. 04
(c) Explain Right-leg driven circuit in detail. 07
Q.5 (a) Brief about susceptible parameters that will determine the effect of current on human body. 03
(b) Discuss the psychophysical and physiological effects that occur in human as the magnitude of applied electric current progressively increases. 04
--- Content provided by FirstRanker.com ---
(c) Explain microshock hazard and macroshock hazard in detail. 07
Q.6 (a) List out different types of body surface electrodes and internal electrodes. 03
(b) Discuss ‘Half-cell’ potential of an electrode in detail. 04
(c) State the differences between polarizable and non-polarizable electrodes. Brief about working of Silver/silver chloride electrode. 07
Q.7 (a) Draw a single structure of neuron. 03
--- Content provided by FirstRanker.com ---
(b) Discuss instrumentation used to measure anatomical and physiological parameters of the brain. 04
(c) Brief about 10-20 electrode placement system. Also brief about different EEG recording modes. 07
Q.8 (a) Brief about bio-electric signals. List out types of bio-electric signals. 03
(b) What is “motion artifact” ? Justify: A motion artifact — a serious cause of interference in the measurement of bio-potential. 04
(c) Discuss various layer of skin. Discuss equivalent circuit for electrode-skin interface in detail. 07
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU B.Tech 2020 Winter Question Papers || Gujarat Technological University
--- Content provided by FirstRanker.com ---