What are the 2 forms of electric current?
AC and DC
Materials that don’t allow a current to pass through them are called what?
Insulators
Treatment with light rays or waves is called what?
Light Therapy
Small doses of ultraviolet light may help the body create what vitamin?
Vitamin D
A shock that passes through a small part of the body causing burns and muscle contractions is known as what?
Local Shock
Anode
Materials that best transport electricity are called what?
Bacteria that causes skin infections can be killed by what?
Ultraviolet Light or High Frequency
LED is an acronym which stands for what?
Light-Emitting Diode
If someone comes in contact with an electric current, you can break the circuit by doing what?
Turn off the fuse box or circuit board
What type of electrical current flows first in one direction, then in the other?
Alternating Current
The movement of electricity along a conductors path is known as what?
Electric Current
The application of special currents that have a variety of effects on the skin is called what?
Electrotherapy
The portion of the electro attic spectrum humans can see is known as what?
Visible Light
Fires in electrical circuits can occur if what happens?
Overloaded circuit from too many things being plugged into the same socket
Cords on appliances should be kept straight and free of knots, kinks, and tangles to prevent what?
Breaks
An Ampere is a unit of electrical what?
EMS is an alternating current used chiefly during scalp and facial massage to cause what?
Muscle Contractions
What type of light mimics natural light?
Incandescent
What are the 3 types of electrically powered equipment in the salon called?
Thermal, Mechanical, and Combination
What are the 4 types of current in electric called?
Galvanic, faraday, sinusoidal, and tesla
What is it called when too many things are plugged in on one circuit, and the line is not designed or able to carry it all at once?
Overload
What effect is created when an electric current travels through a water based solution to create a relaxing or stimulating experience?
An Elctrochemical Effect
What kind of light can create blue or cool tones?
Fluorescent Light
A UL (underwriters labratory) designation designates what?
The appliance has been certified to operate safely under the specified conditions