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Electricity-ICE 2022 > Electricity > Flashcards

Electricity Flashcards

1
Q

TRUE OF FALSE

All electrical equipment must be inspected regularly to avoid electrical shock, burn or fire.

A

TRUE

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2
Q

What is the unit of measurement for electrical pressure?

A

Volt

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3
Q

What is the unit of measurement for intensity/strength?

A

Ampere

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4
Q

A device that changes alternating current (AC) to direct current (DC) is called a ___________

A

Rectifier

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5
Q

In what direction does a Direct Current (DC) Flow?

A

In one direction from negative to positive.

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6
Q

What is another name for constant direct current?

A

Galvanic Current

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7
Q

What is Disincrustation?

A

Saponification of the sebum by using a direct current (DC)

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8
Q

Disincrustation is a treatment mainly used on_________.

A

Oily Skin

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9
Q

During Disincrustation the positive pole of the galvanic unit should be:

A

Held in the client’s hand or on the body.

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10
Q

What are the advantages of Iontophoresis?

A

Water-Based ingredients are forced into deeper layers of the skin.

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11
Q

What is the unit of measurement for electrical pressure?

A

Volt

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12
Q

What is the chemical reaction under the positive electrode?

A

Acidic

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13
Q

What is the chemical reaction under the Negative electrode?

A

Alkaline

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14
Q

Material that easily transports electricity is a(n) ________.

A

Conductor

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15
Q

Materials that do not allow the transport of electricity, are called:

A

Insulator or Non-Conductor

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16
Q

When electrical appliances are not in use, all of the following precautions should be taken:

A
  • Unplug appliance
  • Turn appliance off
  • Store in a safe place
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17
Q

The path on which electricity travels is a(n)

A

Closed Circuit

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18
Q

How is Alternating Current (AC) characterized?

A

By the ongoing change of directions of electrons on a metal conductor.

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19
Q

What is produced between the skin and the outside of the glass electrode of the High Frequency machine?

A

Ozone Gas

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20
Q

What is the correct name of the current used for the High Frequency machine?

A

High Frequent Alternating Current

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21
Q

What is the correct name of the current used for the Faradic Machine?

A

Interrupted Direct Current

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22
Q

Which of the following categories belong to the field of physics?

A
  • Sound
  • Electricity
  • Heat
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23
Q

TRUE OR FALSE

Galvanic Current can be obtained from a battery.

A

TRUE

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24
Q

TRUE OR FALSE

The electric outlets in a building In the USA supply galvanic current.

A

FALSE.

In the U.S. electric current is alternating current.

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25
Q

The weakest part of a circuit is the:

A

Fuse or Circuit Breaker

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26
Q

Electrotherapy is applied with the use of a(n) ________.

A

Electrode

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27
Q

What does phoresis mean?

A

To move

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28
Q

Never administer electrical treatments to a client with_________.

A
  • Epilepsy
  • Pacemaker
  • Open Lesions
  • Pregnant
  • Diabetes
  • High Blood Pressure
  • Metal Implants
  • Pus is present
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29
Q

What is the name of the process used to soften and saponify sebum and Comedones?

A

Disincrustation

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30
Q

A negatively charged electrode is called a(n)__________.

A

Cathode

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31
Q

A positively charged electrode is called a(n)___________.

A

Anode

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32
Q

EMS is used chiefly to cause__________.

A

Muscle Contraction

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33
Q

An electrical treatment that uses sound waves is _________.

A
  • Ultrasound

* Ultrasonic

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34
Q

Vacuum suction treatment contraindications:

A
  • Inflammed Skin
  • Pus Present Rosacea
  • Sunburn
  • Crepey Skin
  • Hairy Areas
  • Bony Areas
  • Breast Tissue
  • Blood Clots
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35
Q

An electrolyte is_______.

A

A substance which when dissolved in water splits into ions.

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36
Q

Which skincare machine supplies galvanic current?

A

A machine for Iontophoresis.

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37
Q

An example of an electrolyte is

A

Salt Solution

38
Q

A machine for Iontophoresis is likely to contain__________.

A

A transformer and a rectifier.

39
Q

The human body is __________.

A

A good electrical conductor because it contains electrolytes.

40
Q

The measurement unit if frequency is

A

Hertz

41
Q

For electrical current to flow, what are the requirements.

A

Conductor
Closed Circuit
Power Source

42
Q

In electricity frequency means:

A

The number of times per second an electron changes direction.

43
Q

Unit they measures strength of electrical current is________.

A

Ampere

44
Q

What is the meaning of Alkaline?

A

PH factor above 7. Indicates base.

45
Q

What is an alternating current?

A

Rapid and interrupted current, back and forth, produced by mechanical means changes directions 60 times per second.

46
Q

What is the process of infusing an alkaline (negative) product into the skin from the negative pole towards the positive pole.

A

Anaphoresis

47
Q

What is an Anion?

A

Negatively charged ions. They must have hydrogen and are water based.

48
Q

What is inert gas that lights up in a high frequency glass electrode?

A

Argon

49
Q

If excessive current passes through a circuit or fuse the circuit breaker;

A

turns off the circuit to prevent fire

50
Q

TRUE OR FALSE

A wire that is not large enough to carry the current passing through the wire will overheat.

A

TRUE

51
Q

A fuse prevents excess current from passing through a circuit because;

A

it is designed to heat up and blow out to open the circuit.

52
Q

To reconnect the circuit after a fuse has blown, you must;

A
  • disconnect the appliance
  • check all connections
  • inseret a new fuse and reconnect the appliance.
53
Q

Grounding,

A

completes the circuit and carries the electricity away

54
Q

A grounding pin, on an electrical plug,

A
  • guarantees a safe path for electricity

- protects the user from electrical shock

55
Q

A ground fault interrupter is designed to protect from electrical shock by

A

interrupting a household circuit when there is a leak

56
Q

What is Underwriters Laboratories? (UL)

A

Agency to certify the safety of electrical appliances

57
Q

The unit of measurement of electrical pressure ________________.

A

Volts

58
Q

The electric current is _____________________________

A

the flow of electricity along a conductor

59
Q

What is a conductor

A

material that allows electricity to flow

60
Q

Electricity happens when_______________________

A

electrons more from one place to another along a conductor.

61
Q

What is material stops the flow of electricity?

A

Insulator

62
Q

What is as circuit?

A

A pathway for the flow for use of electricity

63
Q

What is static electricity?

A

stationary electric charge

64
Q

Who discovered electricity?

A

Ben Franklin

65
Q

Batteries produce electricity by

A

changing stored chemical energy into electrical energy

66
Q

TRUE OR FALSE

Electricity a flow of negative electrons?

A

False

67
Q

A rectifier_________________________

A

changes alternating current to direct current

68
Q

What is an ampere?

A

The unit of measurement for electrical intensity/strength.

69
Q

What is another name for a direct current?

A

Galvanic

70
Q

What is disincrustation?

A

Saponification of sebum using Direct Current.

71
Q

A killowatt is______________________________

A

a measurement of electrical use.

72
Q

What is a watt?

A

A unit that mesures amount of electricity used.

73
Q

What is as Ohm?

A

a unit that measuresthe resistanceof an electrical current

74
Q

A miliampere is _______________

A

1/1,000 of an ampere

75
Q

What is an inverter?

A

apparatus that changes direct current to alternating current.

76
Q

What is disincrustation?

A

Saponification of sebum using direct current.

77
Q

What is an inverter?

A

apparatus that changes direct current to alternating current.

78
Q

What is the definition of electricity?

A

The net flow of electrons along a conductor

79
Q

A conductor;

A

conducts electricity

80
Q

Define insulator;

A

a non-conductor

81
Q

A direct current is a constant current flowing in one direction. This is also referred to as;

A

galvanic current

82
Q

Alternating current is;

A

a rapid and interrupted current, flowing first in one direction then the other

83
Q

Define volt;

A

a unit of measure of the force or pressure of an electric current

84
Q

Define ampere;

A

the unit that measures the strength of electrical current

85
Q

Define miliampere;

A

1/1000 of an ampere

86
Q

Define watt;

A

the measure of how much electricity is consumed in one second

87
Q

Define kilowatt;

A

a kilowatt is 1000 watts

88
Q

What is a fuse?

A

fuse prevents excessive current from passing through a circuit

89
Q

What is a circuit breaker?

A

a switch that automatically interrupts or shuts off an electric circuit

90
Q

Define grounding;

A

completes an electric circuit and safely carries away current into the ground

91
Q

What is a ground fault interrupter?

A

It interrupts a household circuit when there is a leak in the circuit

92
Q

What does Underwriter’s laboratories do?

A

certifies the safety of electrical appliances

Electricity-ICE 2022 (1 decks)

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