Art /Cosmetology: Chapter 13: Basics of Electricity Part 2
Ultraviolet A light has the longest wavelength of the UV light spectrum.
True
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Key Terms
Term
Definition
Ultraviolet A light has the longest wavelength of the UV light spectrum.
True
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There are two types of electric current: direct and converted.
False
Distilled water is a particularly good conductor.
False
UV prompts the skin to produce vitamin D, a fat soluble vitamin that promotes mineralization of the bones.
True
The path of an electric current from the generating source back to the original source is a(n):
A. Incomplete circuit B. Complete circuit C. Insulating circuit D. Direct circuit
B. Complete circuit
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Cataphoresis forces acidic substances into deeper tissues using galvanic current from the:
A. Positive toward the negative pole B. Inactive toward the electric pole C. Negative toward the positive pole D. Negative toward the ohm pole
A. Positive toward the negative pole
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| Term | Definition |
|---|---|
Ultraviolet A light has the longest wavelength of the UV light spectrum. | True |
There are two types of electric current: direct and converted. | False |
Distilled water is a particularly good conductor. | False |
UV prompts the skin to produce vitamin D, a fat soluble vitamin that promotes mineralization of the bones. | True |
The path of an electric current from the generating source back to the original source is a(n):
A. Incomplete circuit B. Complete circuit C. Insulating circuit D. Direct circuit | B. Complete circuit |
Cataphoresis forces acidic substances into deeper tissues using galvanic current from the:
A. Positive toward the negative pole B. Inactive toward the electric pole C. Negative toward the positive pole D. Negative toward the ohm pole | A. Positive toward the negative pole |
The positive electrode is called a(n):
A. Anode B. Active electrode C. Cathode D. Modality | A. Anode |
The type of current that should not be used on clients who are pregnant, have high blood pressure, or have a pacemaker is:
A. White light B. Tesla high-frequency C. Alternating current D. Battery current | B. Tesla high-frequency |
Lightning bolts travel through the air at speeds of up to how many miles per hour?
A. 90,000 B. 60,000 C. 40,000 D. 25,000 | B. 60,000 |
Rays with long wavelengths that penetrate more deeply and produce more heat than visible light are:
A. X-Rays B. Ultraviolet rays C. Radio waves D. Infrared rays | D. Infrared rays |
The electrical appliance connection that supplies current to the circuit is the:
A. Prong connection B. Indirect connection C. Live connection D. Ground connection | A. Prong connection |
Thermal or heat-producing current with a high rate of oscillation or vibration is:
A. Violet Ray B. Acidic current C. Direct current D. Electrode current | A. Violet Ray |
An applicator that directs electric current from a machine to the client's skin is a(n):
A. Electrode B. Modality C. Converter D. Rectifier | A. Electrode |
Infusing water-soluble products into skin with the use of electric current is known as:
A. Deincrustation B. Iontophoresis C. Anaphoresis D. Cataphoresis | B. Iontophoresis |
Electricity is a form of energy that, when in motion, exhibits:
A. Thermal effects B. Magnetic effects C. Chemical effects D. All of the above | D. All of the above |
The negative or positive pole of an electric current is referred to as the:
A. Electrode B. Current C. Modality D. Polarity | D. Polarity |
The process used to treat acne, milia, soften and emulsify deposits in the hair follicles is:
A. Cataphoresis B. Iontophoresis C. Desincrustation D. Diaphoresis | C. Desincrustation |
The special device that prevents excessive current from passing through a circuit is a(n):
A. Amp B. Ampere C. Fuse D. Insulator | C. Fuse |
Lasers work by a process that turns the light from the laser into heat called:
A. Catalyst B. Phototherapy C. Photothermolysis D. Radiography | C. Photothermolysis |
A substance that is a particularly good conductor of electricity is:
A. Rubber B. Silk C. Glass D. Copper | D. Copper |
Electronic facial treatments are commonly referred to as:
A. Electrotherapy B. Electronics C. Receptacles D. Electromagnetics | A. Electrotherapy |
The unit that measures the pressure or force that pushes the flow of electrons forward through a conductor is a(n):
A. Amp B. Electron C. Rectifier D. Volt | D. Volt |
The current for facial and scalp treatments is measured in:
A. Watts B. Kilowatts C. Voltages D. Milliamperes | D. Milliamperes |
A measurement of how much electricity is being used in 1 second is a(n):
A. Watt B. Ohm C. Kilowatt D. Volt | A. Watt |
Unit that measures the resistance of an electric current:
A. Ohm B. Modalities C. Chromophore D. Ampere | A. Ohm |
Color component within the skin such as blood or melanin:
A. Ohm B. Modalities C. Chromophore D. Ampere | C. Chromophore |
Currents used in electrical facial and scalp:
A. Ohm B. Modalities C. Chromophore D. Ampere | B. Modalities |
Unit that measures the strength of an electric current:
A. Ohm B. Modalities C. Chromophore D. Ampere | D. Ampere |