biomedicalinstrumentation_questionbank_unitwise

7/28/2019 biomedicalinstrumentation_questionbank_unitwise

1/4

DEPARTMENT OF INSTRUMENTATION TECHNOLOGY

BIOMEDICAL INSTRUMENTATION (V SEMESTER)

QUESTION BANK.

UNIT-1

PART-A (FOR SHORT ANSWER TYPES)

1. Define electrode.

2. Define action potential.3. Define membrane potential.

4. What are the different substances present in protoplasm?

5. Define synapse

6. List out the various types of active transducers.7. Define piezo-resistive effect.

8. Write the principle of inductive transducers?9. Define capacitive transducer.

10. Define Resting potential

11. What are the objectives of a biomedical instrumentation system?12. Define the term conduction velocity.

13. Explain the difference between in vivo and in vitro measurements.

14. Name the major physiological systems of the body.

15. What is meant by cell?16. What are resting and action potential, bioelectric potential?

17. Define the process of sodium pump.18. Draw an action potential waveform and label the amplitudes and time values.19. What specific features might be incorporated into an instrument designed for

clinical use as opposed to one designed for research purposes?

20. What do you understand by the term "gage factor?21. What is the difference between an active and a passive transducer?

22. 12. What are the characteristics of carrier amplifier?

23. What is meant by drift compensation in operational amplifiers?

24. What is the purpose is of pre-amplifier isolation circuits in ECG circuit?25. What is the purpose of auxiliary amplifier in ECG unit?

26. What is input isolation?

27. Define Lead. Name the types of leads used for ECG.28. What are micro, needle and surface electrodes?

29. Define electrode, what are the types of electrodes.

30. What is electrode potential (or) half-cell potential? What are polarisable and nonpolarisable electrodes?

PART-B


2/4

1. Explain the structure of human cell in details.

2. Explain with diagram of relation between muscle contraction and action Potential.3. Explain the central nervous system and peripheral nervous system in detail.

4. Explain the respiratory system in detail.

5. Describe a Strain gauge pulse transducer with suitable diagram.6. Explain in detail about Photo electric resistive transducer.

7. Explain with neat sketch about capacitance manometer.

8. Describe the LVDT along its electrical characteristics.9. Derive an expression for the sensitivity of the capacitive transducer.

UNIT 2

PART A(FOR Short Answer Types)

1. List the basic components of bio-medical system.

2. What are the types of electrodes of used in EEG?3. What is 10/20 system?

4. What are the types of electrodes of used in ECG?5. What is the need of bio-amplifier?

6. What is pre-amplifier?

7. Mention the types of bio-amplifiers.8. Give the advantages of chopper amplifier.

PART B

1. Explain the basic components of biomedical system with neat block diagram.2. Classify the types of electrodes and explain about micro electrodes

3. Draw and explain about various electrodes used for ECG

4. Explain about(i) Isolation amplifier

(ii) Differential amplifier

5. Explain the different lead system of ECG6. Explain 21-electrode system of EEG.

7. Write notes on

(i) ERG

(ii) EMG

UNIT- 3

PART A

1. List out the types of BP measurement.

2. What is Korotkoff sound?

3. Give the advantages of indirect method of BP measurement.4. What is cardiac output?

5. What are the various methods to measure cardiac output?

6. What are the types of heart sound?

7. List out the various types of respiration rate measurement.


3/4

8. What are the various methods of blood flow measurement?

9. What is plethysmograph?

PART B

1. Explain the BP measurement technique using Sphygmomanometer.2. With neat sketch explain Cardiac output measurement using indicator dilution

method.

3. Explain the various types of respiration rate measurement.4. With neat sketch explain pH measurement.

5. Explain in detail about Plethysmography.

UNIT-4

PART-A(FOR SHORT ANSWER TYPES)

1. Give the application of X-ray

2. What is the principle of computer tomography?3. What is ultrasonography?

4. Define endoscopes and mention some of its types.5. What are the types of thermography?

6. Define biotelemetry.

7. Mention the advantages of biotelemetry.8. Define macro shock.

PART-B

1. Explain the operation of X ray machine with the help of block diagram.2. Draw X Ray tube and explain its operation

3. Explain the operation of computer tomography by using the mathematical basis of

image construction.4. Explain CT scanner with the help of block diagram.

5. Explain MRI system?

6. Explain the different types of endoscopes.7. Explain endoscopic laser coagulator and gamma ray camera.

8. Explain various biotelemetry systems.

9. Explain micro and macro hazards and explain the devices used to protect against

electrical hazards.10. Explain the system arrangement of an intensive care unit.(ICU).

UNIT-5

PART-A(FOR SHORT ANSWER TYPES)

1. What is pacemaker ?

2. What are the types of pacemaker?

3. Write the classification of pacemaker based on the mode of operation.

4. What is fibrillation? What are the types of fibrillation?


4/4

5. What are the advantages of diathermy?

6. What are the two methods of short wave diathermy?

7. What is heart lung machine?8. What is dialysis?

9. Define defibrillator

10. What is need for ventilators?

PART-B

1. What are the various modes of operation of a cardiac pacemaker? Give the block

diagram for an instrument used in each of the modes.

2. What are the requirements for the design of artificial heart values? Describe any

three types of heart values with suitable diagrams.3. Classify the different methods of monitoring blood pressure. Explain the concept

involved in monitoring B.P using sphygmomanometer.

4. Draw the block diagram of a ventilator and explain its operation.

5. Briefly explain the different modes of ultrasonic scanning and its applications6. Draw the circuit of a DC defibrillator unit and explain its working.

7. Write briefly about the heart lung machine.

biomedicalinstrumentation_questionbank_unitwise

Documents