Biomedical Instrumentation Mock Test 1

10%

Question 1 of 10

1. Tricuspid valve is also called _______________

Right Atrio-ventricular valve

Left Atrio-ventricular valve

Cardiac valve

Pulmonary valve

Question 1 of 10

Question 2 of 10

2. In voluntary contraction of the skeletal muscles, the muscle potential ranges from ________

50 mV - 5 V

50 mV - 500 mV

50 uV - 5 mV

0.05 uV - 2 mV

Question 2 of 10

Question 3 of 10

3. Surface electrodes damage the living tissues.

True

False

Question 3 of 10

Question 4 of 10

4. Which type of electrodes are employed to study the electrical activities of individual cells?

pre-jelled electrodes

surface-electrodes

milli-electrodes

micro-electrodes

Question 4 of 10

Question 5 of 10

5. What is the relatively static membrane potential of quiescent cells called?

action potential

half-cell potential

cell potential

resting membrane potential

Question 5 of 10

Question 6 of 10

6. MRI stands for ____________

Mutually Related Imaging

Magnetic Resonance Imaging

Mechanical Resonance Imaging

Magnetic Resultant Imaging

Question 6 of 10

Question 7 of 10

7. Buffer amplifier converts ____________

high impedance signals to low impedance signals

dc impedance signals to ac impedance signals

ac impedance signals to dc impedance signals

low impedance signals to high impedance signals

Question 7 of 10

Question 8 of 10

8. Which of the following statement is false about polarizable electrodes?

retain a residual charge when exposed to large pulse of energy

can transmit small bioelectric signals even after getting exposed to large pulse of energy

they are made using stainless steel

used for recording resting ECG

Question 8 of 10

Question 9 of 10

9. The variation of the electrical potential associated with the passage of a pulse along the membrane of a muscle cell or a nerve cell is called __________

action potential

half cell potential

resting potential

muscle potential

Question 9 of 10

Question 10 of 10

10. Which type of transducer requires energy to be put into it in order to translate changes due to the measurand?

powered transducers

passive transducers

active transducers

local transducers

Question 10 of 10