Chapter 6: Electricity Flashcards

1
Q

electric current in which electrons move at an even rate and flow only in one direction

A

Direct Current

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2
Q

electric current in which electrons flow first in one direction and then in the other

A

Alternating current

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3
Q

electrocution passing through the nervous system

A

General shock

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4
Q

electricity passing through a small part of the body

A

Local shock

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5
Q

a circuit through which electricity can travel

A

Closed path

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6
Q

a broken path through which electricity can not travel

A

Open circuit

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7
Q

occurs anytime a conductor comes into contact with a wire carrying current to a load (appliance)

A

Short circuit

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8
Q

two metal pieces that make contact with each other to allow the flow of electric current are found on this

A

Circuit breaker

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9
Q

the technical term for any electrically powered appliance

A

Load

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10
Q

when more current flows through a line than it is designed to carry

A

Overload

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11
Q

breaks the flow of current when an overload occurs

A

Circuit breaker

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12
Q

three-wire system that is designed to protect the user during the operation of appliances, especially metal ones

A

Grounding wire

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13
Q

indicates the amount of current flowing through equipment and regulates the amount via a dial or knob

A

Rheostat

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14
Q

a safety device that prevents electrical wires from overheating

A

Fuse

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15
Q

positive end of an electrode

A

Anode

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16
Q

negative end of an electrode

A

Cathode

17
Q

a material that allows electricity to flow through it easily

A

Conductor

18
Q

a material that does not allow the flow of electric current

A

Insulator

19
Q

high frequency method that creates an even more powerful ozone effect by slowly lifting the electrode away from the skin

A

Sparking

20
Q

type of phoresis that allows an acidic solution to enter the skin which assisted by Galvanic Current and the positive pole of an electrode

A

Cataphoresis

21
Q

type of phoresis that allows an alkaline solution to enter the skin when assisted by Galvanic Current and the negative pole of an electrode

A

Anaphoresis

22
Q

term used to describe the electrode held by the client

A

Inactive electrode

23
Q

term used to describe the electrode held by the esthetician

A

Active electrode

24
Q

having opposite poles in electrical current

A

Polarity

25
Q

light that can produce cool or blue tones

A

Fluorescent lights

26
Q

light that can produce warm or red tones

A

Incandescent lights

27
Q

combination light that can be broken into its individual wavelengths by a prism

A

White light

28
Q

indicates the number of cycles per second that a generator alternates current

A

Hertz Rating

29
Q

a unit of electric resistance

A

Ohm

30
Q

a unit of electric pressure

A

Volt

31
Q

a unit of electric strength

A

Amp

32
Q

a measure of electrical energy being used

A

Watt

33
Q

alternating current that is interrupted to produce a mechanical, non-chemical reaction

A

Faradic current

34
Q

resistance to the motions of electrons through a conductor

A

Ohms Rating

35
Q

Power companies describe watt usage in What?

A

Kilo watt hours

36
Q

method where esthetician places both electrodes on the client’s skin, being certain the electrodes never touch

A

Direct faradic

37
Q

most frequently used method of Faradic current in which the esthetician usually wears a wristband with a moistened electrode

A

Indirect faradic

38
Q

alternating current that produces a mechanical effect but that can penetrate deeply and provide greater stimulation

A

Sinusoidal current