30 terms

Cosmetology State Board Prep (Electricity)

Electricity
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Terms in this set (...)

Bacteria that cause skin infections can be killed by:
Ultraviolet light
Which of the following is a benefit of using infrared light during a facial?
Increases circulation
When using a Galvanic Current on clients in a salon, what precaution must a salon professional take in order to prevent injury to the client?
Do not use over an area having broken capillaries
Material that best transports electricity is a:
Conductor
Any electrical appliance activated by the flow of electric current such as a blow dryer is known as a:
Load
Materials that do not allow electricity to flow through them are called:
Insulators
An ampere is a unit of electric:
Strength
A measure of how much electric energy is being used is known as a:
Watt
Since silver and copper transmit electricity, they are called?
Conductors
How many milliamperes are equal to one ampere?
1,000
Pure heat rays are produced by:
Infrared Rays
A volt is a unit of electric:
Pressure
Which of the following are also known as Actinic Rays?
Ultraviolet
Which of the following materials does NOT allow a current to pass through it?
Alcohol
Which of the following devices breaks the flow of a current when an overload occurs?
Circuit Breaker
Which type of current is an alternating current with a mechanical effect to help produce muscle contractions?
Sinusoidal
Which of the following benefits is derived from UV light?
Small doses tan the skin
A unit of electrical resistance is called an
Ohm
Tesla, a high frequency current is known as the
Violet Ray
When using ultraviolet rays, make sure you and your client wear
Protective Eyewear
Light, heat, chemical and magnetic changes are all produced by:
Electricity
Material such as glass, rubber or paper around a conductor that does not allow current to pass through it is called an
Insulator
Faradic Current is used chiefly to cause:
Muscle Contractions
Which electrotherapy treatment can cause sebum to be broken down or blackheads to be liquefied, as in deep-pore cleansing?
Desincrustation
Treatment with light rays is called
Light therapy
High frequency and alternating current are characteristics of which type of electrotherapy?
Telsa
Small doses of ultraviolet light may help the body to produce?
Vitamin D
The average distance an infrared lamp should be paced during a facial is about?
30 inches
The longest wavelengths in the visible spectrum are:
Red Rays
An alternating current which can be adjusted to different voltages to produce heat is:
High Frequency