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Comestology- Milady > Chapter 13-Basic of electricity > Flashcards

Chapter 13-Basic of electricity Flashcards

1
Q

The movement of electrons from one atom to another along a conductor is called ________________.

a. an electric charge
b. electricity
c. energy flow
d. sparks

A

electricity

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2
Q

Electric wires can be covered with a material that does not transmit electricity such as a rubber or plastic coating. This material is known as _____________.

a. an insulator
b. a conductor
c. a circuit
d. a fuse

A

an insulator

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3
Q

an apparatus that changes direct current to alternating current is __________.

a. rectifier
b. a circuit breaker
c. an inverter
d. a fuse box

A

an inverter

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4
Q

the term ___________ refers to a rapid and interrupted current, flowing first in one direction and then in the opposite direction.

a. rectifier current
b. alternating current
c. active current
d. direct current

A

alternating current

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5
Q

the unit that measures the pressure or force that pushes the electric current forward through a conductor is ___________.

a. an amp
b. a watt
c. an ohm
d. a volt

A

a volt

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6
Q

Which unit measures the resistance of an electric current

a. ohm
b. watt
c. amp
d. volt

A

a voltf

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7
Q

The device that prevents excessive current from passing through a circuit is called ____________.

a. a fuse
b. a battery
c. a kilowatt
d. an ampera

A

a fuse

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8
Q

A switch that automatically interrupts or shuts off an electric current at the first indication of an overload is ___________.

a voltage regulator

b. an ampere interrupter
c. a circuit breaker
d. a battery charger

A

a circuit breaker

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9
Q

the negative electrotherapy device is called ____________.

a. an anode
b. an electron
c. a carbide
d. a cathode

A

a cathode

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10
Q

a process that infuses an alkaline product into the tissues from the negative pole toward the positive pole is called _________.

a. a cataphoresis
b. an anaphoresis
c. an iontophoresis
d. a mircrocurrent

A

an anaphoresis

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11
Q

Grounding completes __________ and carries the current safely away.

a. an electric charge
b. an electric circuit
c. an electron flow
d. a mircocurrent

A

an electric circuit

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12
Q

All the electrical appliances you use should ____________.

a. be battery operated
b. be UL certified
c. have a two-prong plug
d. be used near water

A

be UL certified

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13
Q

When using ___________, the active electrode is the electrode used on the area to be treated.

a. alternating current
b. direct current
c. electric current
d. galvanic current

A

galvanic current

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14
Q

Mircocurrent can be used to _________ and restore elasticity

a. decrease metabolism circulation
b. increase muscle tone
c. reduce lymph
d. prevent acidic reactions

A

increase muscle tones

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15
Q

Only license professionals should use ___________.

a. electric hairdryers equipment
b. electric streamers
c. light therapy
d. electric vaporizers

A

light therapy

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16
Q

A wavelength is the distance between successive peaks of ________ waves.

a. electric
b. electromagnetic
c. galvanic
d. infrared

A

electromagnetic

17
Q

Invisible light is the light at either end of the _____________ that is invisible to the naked eye.

a. electromagnetic spectrum
b. spectrum of radiance
c. spectrum of radiation
d. visible spectrum of light

A

visible spectrum of light

18
Q

Ultraviolet C (UVC) light ___________.

a. is often used in tanning beds
b. has the longest wavelength
c. is often called the burning light
d. is blocked by the ozone layer

A

is blocked by the ozone layer

19
Q

Catalysts are substances that speed up ____________.

a. chemical reactions
b. acidic reactions
c. alkaline reactions
d. photoxic reactions

A

chemical reactions

20
Q

All lasers work by a process known as selective __________.

a. emission
b. electrolysis
c. photothermolysis
d. photosynthesis

A

photothermoysis

21
Q

Constant and direct current, having a positive and negative pole, which produces chemical changes when it passes through the tissues and fluids of the body is known as _________ current.

a. a galvanic
b. an alternating
c. a direct
d. a conductive

A

a galvanic

22
Q

an extremely low level of electricity that mirrors the body’s natural electrical impulses is ____________.

a. a minicurrent
b. a mircocurrent
c. a milliampere
d. an internal current

A

a mircocurrent

23
Q

a medical device that uses multiple colors and wavelengths of focused light to treat conditions such as excessive hair and spider veins is _____________.

a. a laser
b. an infrared light device
c. an intense pulse light
d. a light-emitting diode

A

an intense pulse light

24
Q

The thermal or heat-producing current with a high rate of oscillation or vibration that is commonly used for scalp and facial treatment is called _________.

a. a tesla light-emitting current
b. an ultraviolet light
c. an intense pulse light
d. a tesla high-frequency current

A

a tesla high-frequency current

25
Q

a device that works by releasing light onto the skin to stimulate specific responses at precise depths of the skin tissue is ___________.

a. a laser
b. an infrared light device
c. an intense pulse light
d. a light-emitting diode

A

a light-emitting diode

26
Q

for safety, use no more than ______ plug(s) in each outlet

a. one
b. two
c. three
d. four

A

one

27
Q

when_______ is heated, it produces positive and negative ions that cancel the electric charges in the hair that cause static electricity

a. aluminum
b. stainless steel
c. tourmailine
d. an insulator

A

tourmailine

28
Q

The application of UV light must be done with the utmost care in a proper manner by a qualified professional because overexposure can lean to skin ___________.

a. allergies and irritation
b. damage and skin cancer
c. dryness and scaling
d. excessing sloughing

A

damange and skin cancer

29
Q

The use of ______ light reduces acne and bacteria on the skin

a. green
b. red
c. yellow
d. blue

A

blue

30
Q

the unit that measures how much electric energy is being used in one second is ___________.

a. an ohm
b. a volt
c. a watt
d. an ampere

A

a watt

Comestology- Milady (15 decks)

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