MCQOPTIONS
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MCQOPTIONS
This section includes 13 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. |
________________ are devices which convert one form of energy into another. |
| A. | transducers |
| B. | electrodes |
| C. | impulses |
| D. | opamp |
| Answer» B. electrodes | |
| 2. |
Do metallic micro electrodes exist. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Glass microcapillaries are preferred over metallic electrodes because of the former _______ |
| A. | polarizes with input current |
| B. | does not have sustainable current carrying capacity |
| C. | has less contact surface area |
| D. | has sustainable current carrying capacity |
| Answer» E. | |
| 4. |
WHEN_INTRAMUSCULAR_EMG_IS_REQUIRED_TO_LOOK_INTO_THE_ELECTRICAL_ACTIVITIES_OF_DEEPER_OR_OVERLAID_MUSCLES,__________ELECTRODES_ARE_USED.?$ |
| A. | plate shape electrodes |
| B. | surface electrodes |
| C. | thin thread electrodes |
| D. | fine wire electrodes |
| Answer» E. | |
| 5. |
In_floating_electrodes_metal_electrode_does_not_make_direct_contact_with_the_skin.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
________________ are devices which convert one form of energy into another? |
| A. | transducers |
| B. | electrodes |
| C. | impulses |
| D. | opamp |
| Answer» B. electrodes | |
| 7. |
Which of the following metal is preferred for manufacturing micro electrodes? |
| A. | Stainless steel |
| B. | Tungsten |
| C. | Iron |
| D. | Copper |
| Answer» C. Iron | |
| 8. |
Which of the following electrode is manufactured by circumferential application of heat to a small area of glass tubing and pulling the glass when it gets soft? |
| A. | macro metallic electrodes |
| B. | micro metallic electrodes |
| C. | micro pipette |
| D. | surface electrodes |
| Answer» D. surface electrodes | |
| 9. |
Metallic micro electrodes have impedance ________ compared to conventional electrodes? |
| A. | equal |
| B. | smaller |
| C. | high |
| D. | very high |
| Answer» E. | |
| 10. |
Do metallic micro electrodes exist? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Glass microcapillaries are preferred over metallic electrodes because the former _______ |
| A. | polarizes with input current. |
| B. | does not have sustainable current carrying capacity. |
| C. | has less contact surface area. |
| D. | Has sustainable current carrying capacity. |
| Answer» E. | |
| 12. |
Glass micro-capillaries are a type of micro electrode. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 13. |
Which type of electrodes are employed to study the electrical activities of individual cells? |
| A. | milli-electrodes |
| B. | micro-electrodes |
| C. | surface-electrodes |
| D. | pre-jelled electrodes |
| Answer» C. surface-electrodes | |