Electricity
Current
Strength
Electric Current
Frequency & Wave length
100
When electricity is in motion it exhibits magnetic, ______, or thermal effects.
chemical
100
What are two types of electric current?
Direct and alternating
100
What unit measures the strength of an electric current?
Ampere
100
An applicator that directs electric current from a machine to the client's skin is a(n) ______.
electrode
100
What term refers to a form of anaphoresis used to treat acne, milia, and comedones?
Desincrustation
200
What is the movement of electrons from one atom to another along a conductor?
Electricity
200
Which phrase best describes direct current?
. Produced by chemical mean
200
A special device that prevents excessive current from passing through a circuit is a(n) ______.
fuse
200
The negative or positive pole of an electric current is referred to as the ______.
polarity
200
What is another term for Tesla high-frequency current?
Violet ray
300
Which material is a good conductor of electricity?
Copper
300
Rapid and interrupted current that flows in one direction and then in the opposite direction is known as ______ current.
alternating
300
When working with electricity, appliances with a ______ offer the most protection for you and your clients.
three-prong plug
300
A positive electrode is called a(n) ______.
anode
300
What type of current should be avoided for clients who are pregnant, have high blood pressure, or have a pacemaker?
Tesla high-frequency
400
What is another name for materials that are nonconductors?
Insulators
400
All the electrical appliances you use should be ______ certified.
UL
400
What is the process of infusing water-soluble products into the skin using electric current?
Iontophoresis
400
What term refers to the distance between two successive peaks of electromagnetic waves?
Wavelength
500
Rubber, silk, wood, and glass are common examples of ______.
insulators
500
The unit that measures the pressure or force that pushes the flow of electrons forward through a conductor is a(n) ______.
volt
500
Currents used in electrical facial and scalp are called ______.
modalities
500
Cataphoresis forces acidic substances into deeper tissues using galvanic current from the ______.
positive toward the negative pole
500
What ist the shortest and least penetrating light of the electromagnetic spectrum?
Ultraviolet light
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