MCQOPTIONS
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MCQOPTIONS
This section includes 14 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. |
Which of the following option is correct regarding the sensitivity of an electrocardiograph? |
| A. | 10 mm/mV |
| B. | 15 mm/mV |
| C. | 20 mm/mV |
| D. | 25 mm/mV |
| Answer» B. 15 mm/mV | |
| 2. |
13._______________ is measured on the vertical axis of electrocardiogram. |
| A. | Time Measurements and Heart Rate Measurements |
| B. | Amplitude Measurements |
| C. | Time Measurements |
| D. | Heart Rate Measurements |
| Answer» D. Heart Rate Measurements | |
| 3. |
_____________ is paper recording speed for routine work. |
| A. | 10 mm/s |
| B. | 20 mm/s |
| C. | 25 mm/s |
| D. | 15 mm/s |
| Answer» C. 25 mm/s | |
| 4. |
What is made horizontally on electrocardiogram? |
| A. | time measurements and heart rate measurements |
| B. | only heart Rate Measurements |
| C. | only time Measurements |
| D. | not fixed and can be any thing |
| Answer» B. only heart Rate Measurements | |
| 5. |
______________ is a wireless ECG acquiring system. |
| A. | limb electrodes |
| B. | smart pad |
| C. | pasteless electrodes |
| D. | pregelled disposable electrodes |
| Answer» C. pasteless electrodes | |
| 6. |
Preamplifier is used ________ |
| A. | For Amplification |
| B. | For Stabilizing effect |
| C. | For Modifying effects |
| D. | For Reducing effect |
| Answer» C. For Modifying effects | |
| 7. |
Which of the following option is correct regarding the Buffer Amplifier? |
| A. | low impedance signals to high impedance signals |
| B. | high impedance signals to low impedance signals |
| C. | ac impedance signals to dc impedance signals |
| D. | dc impedance signals to ac impedance signals |
| Answer» C. ac impedance signals to dc impedance signals | |
| 8. |
Which is the correct location of Atrio ventricular node? |
| A. | upper part of the heart wall between the two atrial |
| B. | lower part of the heart wall above the two atrial |
| C. | upper part of the heart wall above the two atrial |
| D. | lower part of the heart wall between the two atrial |
| Answer» E. | |
| 9. |
__________ is considered to be the primary pacemaker of the heart. |
| A. | bundle of his |
| B. | sino-atrial node |
| C. | purkinje fibres |
| D. | atrio-ventricular node |
| Answer» C. purkinje fibres | |
| 10. |
In floating electrodes metal electrode make direct contact with the skin. |
| A. | True |
| B. | False |
| Answer» C. | |
| 11. |
Among the following, which has CMRR is of an order of 100-120 dB? |
| A. | VCG |
| B. | ECG |
| C. | PCG |
| D. | EEG |
| Answer» C. PCG | |
| 12. |
Which of the following reason is responsible for the Welsh cup electrodes to record the electrical signal of the heart? |
| A. | low contact impedance |
| B. | zero contact impedance |
| C. | high contact impedance |
| D. | negligible contact impedance |
| Answer» D. negligible contact impedance | |
| 13. |
Which of the following material used in limb surface electrode? |
| A. | german silver |
| B. | platinum |
| C. | gold |
| D. | copper |
| Answer» B. platinum | |
| 14. |
________________ records the electrical activity of heart. |
| A. | ECG(Electrocardiograph) |
| B. | PCG(Phonocardiograph) |
| C. | VCG(Vectorcardiograph) |
| D. | EEG |
| Answer» B. PCG(Phonocardiograph) | |