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WorksheetsBMI - Quiz - 3
Total questions: 20
Worksheet time: 20mins
What is the name of the antagonistic chemical that breaks down the transmitter during refractory period
acetylcholine
cholinesterase
both acetylcholine and cholinesterase
none of the answers are correct
Dominos falling type of conduction occurs in
Myelinated nerve fibre
Unmyelinated nerve fibre
all types of nerve fibres
none of the answers are correct
Saltatory conduction takes place in
Myelinated nerve fibres
Unmyelinated nerve fibres
all biological cell
All the answers are correct
Point to Point travel of action potential occurs in
Myelinated axon
Unmyelinated axon
All biological cell
All the answers are correct
Acetylcholine refers to
Chemical transmitter
Chemical receiver
Electrical transmitter
Electrical receiver
Measurand refers to
Quantity to be measured
Output of sensor
Signal conditioning unit
Biological conductor
Human on whom the measurements are made is called as
Subject
Patient
Sample
Physician
Ionic conduction in tissue is converted into electronic conduction by
Electrode
Offset potential
electrolyte
Half-cell potential
In-vitro measurement refers to the measurement done
on the surface of the body
into the skin
inside the cell
in the extra cellular fluids
In-vivo measurement refers to the measurement done
on the surface of the body
into the skin
in the surface of the skull
None of the answers are correct
In the medical measurements, one source of noise is
motion artifact
electrode
both motion artifacts and electrodes
none of the answers are correct
The purpose of applying electrode paste or electrolytes during measurement is to
produce motion artifact
establish good contact
increase the half-cell potential
decrease the half-cell potentia
Electric double layer in the electrode-electrolyte interface present in the region
immediately adjacent to the electrode
center of the electrolyte
far away from the electrode
none of the answers are correct
Which of the following statement is true with respect to electrode-electrolyte interface
electrode discharge ions into the electrolyte solution
electrode discharge ions into the other electrode
electrode discharge ions in both electrolyte solution and the other electrode
all the answers are correct
Which of the following statement is true with respect to electrode-electrolyte interface
ions in the electrolyte solution combines with each electrode
ions in the electrolyte solution combines with any one of the electrode
electrode discharge ions in both electrolyte solution and the other electrode
none of the answers are correct
The voltage developed across the electrode electrolyte interface is known as
(a)
Which of the following statement is true with respect to electrode potential?
Electrode potentials are appreciable when dissimilar metals are used
Electrode potentials are smaller in magnitude when dissimilar metals are used
Electrode potentials are appreciable when similar metals are used
All the answers are correct
Which of the following statement is true with respect to electrode potential?
Electrode potentials are irrespective of the type of the metal
Electrode potentials are smaller in magnitude when dissimilar metals are used
Electrode potentials are appreciable when similar metals are used
Electrode potentials are smaller in magnitude when similar metals are used
A measuring electrode made up of hydrogen is used to measure the electrical activity of a biological cell. In this system, the reference electrode used is also made up of hydrogen. what is the electrode potential of the measuring electrode?
(a)
The value of capacitance and resistance in the electrical equivalent circuit of the electrode is depending on
current density
temperature
type of metal used
all the answers are correct
