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Electricity does not occupy space or have physical or chemical properties.
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Distilled water is a particularly good conductor.
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Chapter 13

Basics of Electricty

QuestionAnswer
Electricity does not occupy space or have physical or chemical properties. True
Distilled water is a particularly good conductor. False
There are two types of electric current: direct and converted. False
Normal electric wall sockets that power a hair dryer or curling iron are 220 volts. False
The heating element in a hair dryer heats up because it is not large enough to carry the electric current. True
A wall plate is also known as facial stimulator. True
Microcurrent travels throughout the entire body. False
UV prompts the skin to produce vitamin D, a fat-soluble vitamin that promotes mineralization of bones. True
Ultraviolet A light has the longest wavelength of the UV light spectrum. True
Electricity is a form of energy that, when in motion, exhibits: a. thermal effects c. chemical effects b. magnetic effects d. all answers correct d. all answers correct
Lightning bolts travel through the air at speeds of up to how many miles per hour? 60.000
A substance that is a particularly good conductor of electricity is: Copper
The path of an electric current from the generating source back to the original source is a(n): complete circuit
Rubber, silk, wood, and glass are common examples of: insulators
Rapid and interrupted current that flows in one direction and then in the opposite direction is: alternating current
Electricity travels how many miles per second? 186,000
The unit that measures the pressure or force that pushes the flow of electrons forward through a conductor is a(n): Volt
The current for facial and scalp treatments is measured in: milliamperes
A measurement of how much electricity is being used in 1 second is a(n): watt
The special device that prevents excessive current from passing through a circuit is a(n): Fuse
The electrical appliance connection that supplies current to the circuit is the: live connection
Electronic facial treatments are commonly referred to as: electrotherapy
An applicator that directs electric current from a machine to the client’s skin is a(n): electrode
The negative or positive pole of an electric current is referred to as the: polarity
The positive electrode is called a(n): anode
Infusing water-soluble products into the skin with the use of electric current is known as: iontophoresis
Cataphoresis forces acidic substances into deeper tissues using galvanic current from the: positive toward the negative pole
The process used to treat acne and milia and soften and emulsify deposits in the hair follicles is: desincrustation
Thermal or heat-producing current with a high rate of oscillation or vibration is: violet ray
The type of current that should not be used on clients who are pregnant, have high blood pressure, or have a pacemaker is: Tesla high-frequency
The distance between two successive peaks is called: wavelength
Rays with short wavelengths that are the least penetrating, produce chemical effects, and kill germs are: ultraviolet rays
Rays with long wavelengths that penetrate more deeply and produce more heat than visible light are: infrared rays
Lasers work by a process that turns the light from the laser into heat called: photothermolysis
Substances that speed up chemical reactions Catalysts
Unit that measures the strength of an electric current Ampere
Unit that measures the resistance of an electric current Ohm
Currents used in electrical facial and scalp Modalities
Extremely low level of electricity that mirrors the body’s natural electrical impulses Microcurrent
Color component within the skin such as blood or melanin Chromophore
Created by: mztina216
 

 



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