Top 50+ Solved Bio Potential and Electrodes Types MCQ Questions Answer
Q. After a cell is stimulated, a finite period of time is required for the cell to return to itspre-stimulus state. This period is known as
a. restoration period
b. refactory period
c. regain period
d. regenerative period
Q. Electrooculography (EOG/E.O.G.) is a technique for measuring what?
a. abnormal function of the retina
b. heart rate
c. respiration rate
d. cornea-retinal standing potential
Q. EKG stands for
a. Electrocardiography
b. Electroencephalography
c. Electromyography
d. Electrtokinetcography
Q. Phonocardiography is listening to
a. arm muscle sound
b. lungs sound
c. heart sound
d. respiratory tract sound
Q. 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
Q. 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
Q. Metallic micro electrodes have impedance compared to conventional electrodes?
a. equal
b. smaller
c. high
d. very high
Q. Which of the following electrode is manufactured by circumferential application of heat to asmall 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
Q. Which of the following metal is preferred for manufacturing micro electrodes?
a. Stainless steel
b. Tungsten
c. Iron
d. Copper
Q. are devices which convert one form of energy into another.
a. transducers
b. electrodes
c. impulses
d. opamp
Q. Electrodes make a transfer from the in the tissue to the electronic conduction which is necessary to make measurements.
a. electronic conduction
b. ionic conduction
c. electric conduction
d. impulsive conduction