MCQOPTIONS
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MCQOPTIONS
This section includes 25 Mcqs, each offering curated multiple-choice questions to sharpen your Biomedical Instrumentation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Mix venous saturation is measured by __________ |
| A. | Ear Oximeter |
| B. | Intravascular Oximeter |
| C. | Skin Reflectance Oximeter |
| D. | Pulse Oximeter |
| Answer» C. Skin Reflectance Oximeter | |
| 2. |
Optical fiber sensors are immune to electromagnetic disturbances. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Modern instrument use ________ for intravascular oximetry? |
| A. | photodiode |
| B. | red and infrared LED’s |
| C. | optical fibre |
| D. | phototransistor |
| Answer» D. phototransistor | |
| 4. |
_______ is the percentage of the total specimen volume occupied by the platelets. |
| A. | Mean Platelet Volume |
| B. | Plateletcrit |
| C. | Red Cell Distribution Width |
| D. | Platelet Distribution Width |
| Answer» C. Red Cell Distribution Width | |
| 5. |
Low pass filter amplifies signals below a certain frequency. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Unit of Mean Platelet Volume is expressed in? |
| A. | millilitres |
| B. | femolitres |
| C. | picolitres |
| D. | decilitres |
| Answer» D. decilitres | |
| 7. |
High pass filter amplifies frequency _____________ |
| A. | above certain value |
| B. | below certain value |
| C. | above and below certain value |
| D. | at certain value |
| Answer» B. below certain value | |
| 8. |
Neutrophils are bigger than the red cells. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
What should be the frequency response of the amplifiers that are used for the amplification purpose of the input signal in medical devices? |
| A. | high frequency response |
| B. | low frequency response |
| C. | frequency response has no role to play in it |
| D. | average frequency response |
| Answer» C. frequency response has no role to play in it | |
| 10. |
Leucocytes are in the shape of ________ |
| A. | sphere |
| B. | cube |
| C. | hollow |
| D. | cuboid |
| Answer» B. cube | |
| 11. |
LOW_PASS_FILTER_AMPLIFIES_SIGNALS_BELOW_A_CERTAIN_FREQUENCY.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
Modern instrument use ________ for intravascular oximetry?$ |
| A. | photodiode |
| B. | red and infrared LED’s |
| C. | optical fibre |
| D. | phototransistor |
| Answer» D. phototransistor | |
| 13. |
________is_the_percentage_of_the_total_specimen_volume_occupied_by_the_platelets.$ |
| A. | Mean Platelet Volume |
| B. | Plateletcrit |
| C. | Red Cell Distribution Width |
| D. | Platelet Distribution Width |
| Answer» C. Red Cell Distribution Width | |
| 14. |
Which of the following is correct expression for RDW index? |
| A. | [ ( 20<sup>th</sup> – 80<sup>th</sup> ) Percentile Volume / ( 20<sup>th</sup> – 80<sup>th</sup> ) Percentile Volume ] X 100 X K |
| B. | [ ( 20<sup>th</sup> – 80<sup>th</sup> ) Percentile Volume / ( 20<sup>th</sup> + 80<sup>th</sup> ) Percentile Volume ] X 100 X K |
| C. | [ ( 20<sup>th</sup> + 80<sup>th</sup> ) Percentile Volume / ( 20<sup>th</sup> – 80<sup>th</sup>) Percentile Volume ] X 100 X K |
| D. | [ ( 20<sup>th</sup> + 80<sup>th</sup> ) Percentile Volume / ( 20<sup>th</sup> + 80<sup>th</sup>) Percentile Volume ] X 100 X K |
| Answer» C. [ ( 20<sup>th</sup> + 80<sup>th</sup> ) Percentile Volume / ( 20<sup>th</sup> ‚Äö√Ñ√∂‚àö√ë‚àö¬® 80<sup>th</sup>) Percentile Volume ] X 100 X K | |
| 15. |
Mix venous saturation is measured by __________ |
| A. | Ear Oximeter |
| B. | Intravascular Oximeter |
| C. | Skin Reflectance Oximeter |
| D. | Pulse Oximeter |
| Answer» C. Skin Reflectance Oximeter | |
| 16. |
Currently available oximeters utilize __________ wavelengths. |
| A. | Equal to 2 |
| B. | Cannot be determined |
| C. | Less than 2 |
| D. | More than 2 |
| Answer» E. | |
| 17. |
Optical_fiber_sensors_are_immune_to_electromagnetic_disturbances. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 18. |
Unit of Mean Platelet Volume is expressed in? |
| A. | millilitres |
| B. | femolitres |
| C. | picolitres |
| D. | decilitres. |
| Answer» D. decilitres. | |
| 19. |
Mean Platelet Volume is the ratio of the ___________ and is expressed in femolitres. |
| A. | integrated platelet volume to the platelet count |
| B. | integrated platelet volume to the WBC count |
| C. | integrated RBC volume to the platelet count |
| D. | integrated platelet volume to the RBC count |
| Answer» B. integrated platelet volume to the WBC count | |
| 20. |
High pass filter amplifies frequency |
| A. | above certain value |
| B. | below certain value |
| C. | above and below certain value |
| D. | at certain value |
| Answer» B. below certain value | |
| 21. |
Neutrophils are bigger than the red cells . |
| A. | True |
| B. | False |
| Answer» B. False | |
| 22. |
To achieve the ______________ required for medical applications, the amplifier must have large values of coupling capacitance. |
| A. | random frequency response |
| B. | high frequency response |
| C. | average frequency response |
| D. | low frequency response |
| Answer» E. | |
| 23. |
Leucocytes are not responsible for the formation of the defence mechanism of the body that fights against infection. |
| A. | True |
| B. | False |
| Answer» C. | |
| 24. |
What should be the frequency response of the amplifiers that are used for the amplification purpose of the input signal in medical devices?. |
| A. | high frequency response |
| B. | low frequency response |
| C. | frequency response has no role to play in it |
| D. | average frequency response |
| Answer» C. frequency response has no role to play in it | |
| 25. |
Leucocytes are in the shape of ________ |
| A. | sphere |
| B. | Cube |
| C. | hollow |
| D. | cuboid |
| Answer» B. Cube | |