wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

BMI - Quiz - 3

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

What is the name of the antagonistic chemical that breaks down the transmitter during refractory period

a)

acetylcholine

b)

cholinesterase

c)

both acetylcholine and cholinesterase

d)

none of the answers are correct

2.

Dominos falling type of conduction occurs in

a)

Myelinated nerve fibre

b)

Unmyelinated nerve fibre

c)

all types of nerve fibres

d)

none of the answers are correct

3.

Saltatory conduction takes place in

a)

Myelinated nerve fibres

b)

Unmyelinated nerve fibres

c)

all biological cell

d)

All the answers are correct

4.

Point to Point travel of action potential occurs in

a)

Myelinated axon

b)

Unmyelinated axon

c)

All biological cell

d)

All the answers are correct

5.

Acetylcholine refers to

a)

Chemical transmitter

b)

Chemical receiver

c)

Electrical transmitter

d)

Electrical receiver

6.

Measurand refers to

a)

Quantity to be measured

b)

Output of sensor

c)

Signal conditioning unit

d)

Biological conductor

7.

Human on whom the measurements are made is called as

a)

Subject

b)

Patient

c)

Sample

d)

Physician

8.

Ionic conduction in tissue is converted into electronic conduction by

a)

Electrode

b)

Offset potential

c)

electrolyte

d)

Half-cell potential

9.

In-vitro measurement refers to the measurement done

a)

on the surface of the body

b)

into the skin

c)

inside the cell

d)

in the extra cellular fluids

10.

In-vivo measurement refers to the measurement done

a)

on the surface of the body

b)

into the skin

c)

in the surface of the skull

d)

None of the answers are correct

11.

In the medical measurements, one source of noise is

a)

motion artifact

b)

electrode

c)

both motion artifacts and electrodes

d)

none of the answers are correct

12.

The purpose of applying electrode paste or electrolytes during measurement is to

a)

produce motion artifact

b)

establish good contact

c)

increase the half-cell potential

d)

decrease the half-cell potentia

13.

Electric double layer in the electrode-electrolyte interface present in the region

a)

immediately adjacent to the electrode

b)

center of the electrolyte

c)

far away from the electrode

d)

none of the answers are correct

14.

Which of the following statement is true with respect to electrode-electrolyte interface

a)

electrode discharge ions into the electrolyte solution

b)

electrode discharge ions into the other electrode

c)

electrode discharge ions in both electrolyte solution and the other electrode

d)

all the answers are correct

15.

Which of the following statement is true with respect to electrode-electrolyte interface

a)

ions in the electrolyte solution combines with each electrode

b)

ions in the electrolyte solution combines with any one of the electrode

c)

electrode discharge ions in both electrolyte solution and the other electrode

d)

none of the answers are correct

16.

The voltage developed across the electrode electrolyte interface is known as

(a)  

17.

Which of the following statement is true with respect to electrode potential?

a)

Electrode potentials are appreciable when dissimilar metals are used

b)

Electrode potentials are smaller in magnitude when dissimilar metals are used

c)

Electrode potentials are appreciable when similar metals are used

d)

All the answers are correct

18.

Which of the following statement is true with respect to electrode potential?

a)

Electrode potentials are irrespective of the type of the metal

b)

Electrode potentials are smaller in magnitude when dissimilar metals are used

c)

Electrode potentials are appreciable when similar metals are used

d)

Electrode potentials are smaller in magnitude when similar metals are used

19.

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)  

20.

The value of capacitance and resistance in the electrical equivalent circuit of the electrode is depending on

a)

current density

b)

temperature

c)

type of metal used

d)

all the answers are correct