MCQOPTIONS
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MCQOPTIONS
This section includes 16 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. |
What factors has no significant influence on the measurement? |
| A. | skin pigmentation |
| B. | thickness |
| C. | tissue |
| D. | skin pigmentation, thickness and tissue |
| Answer» E. | |
| 2. |
Oxygen saturation is estimated by _________ |
| A. | ratio (R) of pulse-added red absorbance at 660 nm to the pulse-added infrared absorbances at 940 nm |
| B. | ratio (R) of pulse-added red absorbance at 940 nm to the pulse-added infrared absorbances at 660 nm |
| C. | ratio (R) of pulse-added red absorbance at 330 nm to the pulse-added infrared absorbances at 940 nm |
| D. | ratio (R) of pulse-added red absorbance at 940 nm to the pulse-added infrared absorbances at 330 nm |
| Answer» B. ratio (R) of pulse-added red absorbance at 940 nm to the pulse-added infrared absorbances at 660 nm | |
| 3. |
How many LED’s are used in Pulse oximeter probe? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 4. |
Which oximeter probe is in the picture? |
| A. | Ear |
| B. | Pulse |
| C. | Skin Reflectance |
| D. | Intravascular |
| Answer» C. Skin Reflectance | |
| 5. |
Law obeyed by Pulse Oximeter is _______ |
| A. | Lambert-Bouguer law |
| B. | Beer ‘s law |
| C. | Beer-Lambert law |
| D. | Lamber-Bouguer, Beer’s and Beer-Lambert Law |
| Answer» E. | |
| 6. |
Light passing through finger will be adsorbed by ___________(i) Skin Pigments(ii) Tissue(iii) Arteries(iv) Veins |
| A. | (i) & (iii) |
| B. | (ii) & (iv) |
| C. | (i) & (ii) |
| D. | (iii) & (iv) |
| Answer» D. (iii) & (iv) | |
| 7. |
Pulse oximetry is used to measure the oxygen level in blood & heart rate. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
WHAT_FACTORS_HAS_NO_SIGNIFICANT_INFLUENCE_ON_THE_MEASUREMENT??$ |
| A. | skin pigmentation |
| B. | thickness |
| C. | tissue |
| D. | skin pigmentation, thickness and tissue |
| Answer» E. | |
| 9. |
What gets affected by lower saturation? |
| A. | blood flow |
| B. | translucency |
| C. | accuracy |
| D. | low atmospheric pressure |
| Answer» D. low atmospheric pressure | |
| 10. |
Oxygen saturation is estimated by ________? |
| A. | ratio (R) of pulse-added red absorbance at 660 nm to the pulse-added infrared absorbances at 940 nm |
| B. | ratio (R) of pulse-added red absorbance at 940 nm to the pulse-added infrared absorbances at 660 nm |
| C. | ratio (R) of pulse-added red absorbance at 330 nm to the pulse-added infrared absorbances at 940 nm |
| D. | ratio (R) of pulse-added red absorbance at 940 nm to the pulse-added infrared absorbances at 330 nm |
| Answer» B. ratio (R) of pulse-added red absorbance at 940 nm to the pulse-added infrared absorbances at 660 nm | |
| 11. |
How many LED’s are used in Pulse oximeter probe?$ |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 12. |
Law obeyed by Pulse Oximeter is _______ |
| A. | Lambert-Bouguer law |
| B. | Beer ‘s law |
| C. | Beer-Lambert law |
| D. | Lamber-Bouguer, Beer’s and Beer-Lambert Law |
| Answer» E. | |
| 13. |
How is the blood flow in arteries and arterioles? |
| A. | plug |
| B. | laminar |
| C. | parabolic |
| D. | pulsatile |
| Answer» E. | |
| 14. |
Light passing through finger will be adsorbed by ___________ |
| A. | Skin Pigments |
| B. | Tissue |
| C. | Arteries |
| D. | Veins |
| Answer» D. Veins | |
| 15. |
How many wavelengths are used by Pulse Oximeter? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 16. |
Pulse oximetry is used to measure oxygen level in blood & heart rate. |
| A. | True |
| B. | False |
| Answer» B. False | |