UNIT-1
CLASSIFICATION OF MEDICAL SENSORS
2 Mark Questions
Sl. Questions KL
No.
1. Define a pressure sensor with an example from a biomedical K1
application.
2. Translate any one technical specification of a piezoresistive K2
pressure sensor into practical implications for a specific
application.
3. Compare thermistors and thermocouples in terms of sensitivity. K2
4. What is the basic principle behind an ultrasonic flow sensor? K1
5. Relate the properties of piezoelectric sensors to their suitability K2
for vibration measurement applications.
6. Name two temperature sensors commonly used in medical K1
monitoring devices.
7. Identify any two applications of vibration sensors in the K1
healthcare field.
8. Name the key components of a biomedical sensor interface K2
system
9. List any two smart sensors widely used in healthcare technology K1
today.
10. Interpret the output behavior of an accelerometer in motion K2
tracking.
11. Relate the properties of optical sensors to their suitability for K2
biomedical applications, such as heart rate monitoring.
12. Relate the function of an accelerometer to gait analysis. K2
13. Interpret the data from an electrocardiogram (ECG) sensor, K2
including identifying potential cardiac abnormalities.
14. What is the role of signal conditioning in a biomedical sensor K1
interface system?
15. Define torque. K1
16. Infer the term ‘calibration.’ K2
17. Relate the importance of amplification to the overall performance K2
of a sensor interface system.
18. Recall the main use of strain gauges in force measurement K1
systems.
19. Find where piezoelectric sensors are most commonly used in K1
vibration detection.
20. Why are smart sensors preferred over conventional sensors in K1
wearable devices?
15 Mark Questions
Sl. Questions KL
No.
1. Compare the different types of biomedical sensors and their K2
applications in medical diagnostics.
2. Outline the role of piezoresistive and capacitive pressure sensors in K2
medical diagnostics, focusing on blood and intracranial pressure
monitoring.
3. Classify the different types of motion sensors used in gait and posture K2
analysis, describing their working principles and applications.
4. Interpret the working mechanisms of thermal and ultrasonic flow K2
sensors and describe their applications in respiratory and
cardiovascular flow monitoring.
5. Explain the construction and working principles of thermistors and K2
thermocouples, highlighting their applications in clinical temperature
measurement.
6. Discuss the applications of speed, torque, and vibration sensors in K2
biomedical equipment and their impact on patient care.
7. Demonstrate how smart sensors with embedded intelligence and K2
wireless communication capabilities improve biomedical
instrumentation and patient care.
8. Summarize on the components of a biomedical sensor interface K2
system and their functions in acquiring and processing physiological
signals.
9. Explain the difference between contact and non-contact sensors for K2
temperature and motion measurements and provide examples of
medical situations where each is preferred.
10. Describe in detail about the principle and biomedical application of K2
vibration sensors.
