1
2
3
4
5
100
Electricity is able to flow through some materials very easily; such materials
What is Conductors
100
Current that travels through a connection in one direction only, typical of battery-operated devices
What is Direct current
100
Each electrical device should be checked to make sure that it is certified by
What is The Underwriter’s Laboratory (UL)
100
Which of the following modalities is thought to increase hair growth, blood circulation, glandular activity, and muscle tone?
What is Faradic current
100
Which of the following types of light is the most useful treatment for not only tanning the skin but also providing germicidal effects as well as increasing the production of vitamin D?
What is Ultraviolet radiation
200
The level, whether high or low, of a material’s resistance to the flow of electricity
What is Electrical resistance
200
In order to change alternating current into direct current, a/an _____ must be used
What is Rectifier
200
A positive electrode is called:
What is An anode
200
Which of the following modalities can either increase circulation, stimulate nerves, and soften the skin, or reduce circulation and inflammation, soothe nerves, and close skin pores, depending on the treatment it is used for?
What is Galvanic current
200
An electric circuit is best defined as
What is A path of conductive material that leads electricity from the negative terminal of a source to an electrically-powered device and then back to the positive terminal of a source
300
The technical term for an electrically-powered device
What is Load
300
the base unit used to measure energy use
What is Watt
300
A ______ is a device used by cosmetologists that can be plugged into a normal outlet and is used to power electrodes.
What is Wall plate
300
All light is ________ radiation
What is Electromagnetic
300
A protective device that is to out or melt before the other components in a circuit so as to protect them is called:
What is a Fuse
400
When power is not flowing through a circuit due to a switch not being turned on or a light bulb being broken
What is an open circuit
400
a measurement of the electrical resistance or electrical impedance of a conductor
What is Ohm
400
Which of the following use for galvanic current is the act of producing electrochemical effects in an acidic solution in order to make it soak deep into skin?
What is Cataphoresis
400
Which of the following has the longest wavelength?
What is Infrared radiation
400
Electrotherapy is best defined as
What is The application of electricity by cosmetologists to the face, scalp, and other skin for cosmetic purposes
500
When too many devices are plugged into an outlet, causing too much power to be pulled through a circuit, which causes overheating and may result in an electrical fire
What is a circuit overload
500
Many devices require a _______ to redirect excess current back into the wall socket or past the wall socket into the ground.
What is Grounding wire
500
Attaching a moistened electrode to the wrist of the cosmetologist while attaching another electrode at the lower back of the subject’s neck is a preparation for the indirect method of which electrotherapy modality?
What is Faradic current
500
Which of the following types of light is most likely to cause skin cancer?
What is Ultraviolet radiation
500
Three effects of electricity commonly used in cosmetology
What is Heating effects, Magnetic or mechanical effects, Electrochemical effects
M
e
n
u