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When Electricity is in motion it exhibits magnetic, _______, or thermal effects.
a. unchemical c. chemical
b. nonchemical d. biochemical
what is chemical
Which material is a good conductor of electricity?
a. rubber c. glass
b. silk d. copper
what is copper
What is another name for materials that are nonconductors?
a. insulators c. converters
b. inverters d. rectifiers
what are insulators
The path of an electric current from the generating source through the conductors and back to the original source is a(n) ______ electric circuit.
a. integrated c. linear
b. complete d. direct
what is complete
Which phase best describes direct current?
a. rapid and interrupted flow
b. associated with wall outlets
c. produced by chemical means
d. travels in two directions
what is produced by chemical means
The unit that measures the pressure or force that pushes the flow of electrons forward through a conductor is a(n) _______.
a. amp c. rectifier
b. electron d. volt
what is volt
What is the movement of electrons from one atom to another along a conductor?
a. electron transport c. electrical charge
b. electronics d. electricity
what is electricity
Rubber, silk, wood, and glass are common examples of ______.
a. modalities c. insulators
b. currents d. converters
what is insulators
What are two types of electric current?
a. static and alternating
b. direct and converted
c. static and coverted
d. direct and alternating
what is direct and alternating
Rapid and interrupted current that flows in one direction and then in the opposite direction is know as _____ current.
a. alternating c. direct
b. auxiliary d. sporadic
what is alternating
Normal electric wall sockets that power a hair dryer or curling iron are _____ volts.
a. 100 c. 200
b. 120 d. 220
what is 120
What unit measures the strength of an electrical current?
a. ampere c. volt
b. ohm d. watt
what is ampere
The current for facial and scalp treatments is measured in ________.
a. watts c. voltages
b. kilowatts d. milliamperes
what is milliamperes
What unit mesures the resistance of an electric current?
a. ampere c. watt
b. ohm d. volt
what is ohm
A measurement of how much electricity is being used in one second is a(n) ______.
a. watt c. kilowatt
b. ohm d. volt
what is watt
A special device that prevents excessive current from passing through a circuit is a(n) ______.
a. amp c. fuse
b. ampere d. insulator
what is fuse
When working with electricity, appliances with a _____ offer the most protection for you and your clients.
a. two-prong plug with both prongs the same size
b. two-prong plug with one prong slightly larger
c. three-prong plug
d. grounded universal plug
what is three-prong plug
All the electrical appliances you use should be ____ certified.
a. AMA c. UL
b. GFI d. UV
what is UL
The use of electrical currents to treat the skin is commonly referred to as _______.
a. electrotherapy c. receptacles
b. electronics d. electromagnetics
what is electrotherapy
Currents used in electrical facial and scalp are called _____.
a. modalities c. galvanic currents
b. electrolytes d. polarities
what are modalities
An applicator that directs electric current from a machine to the client's skin is a(n) ______.
a. electrode c. converter
b. modality d. rectifier
what is electrode
The negative or positive pole of an electric current is referred to as the ______.
a. electrode c. modality
b. current d. polarity
what is polarity
A positive electrode is called a(n) _______.
a. anode c. cathode
b. active electrode d. modality
what is anode
What is the process of infusing water-soluble products into the skin using electric current?
a. desincrustation c. anaphoresis
b. iontophoresis d. cataphoresis
what is iontophoresis
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
what is positive toward the negative pole