Final exam review Flashcards
Which of the following is NOT good electrical safety advice?
- Pull on the cord, not the plug, when disconnecting an electrical appliance.
- Inspect all electrical equipment regularly.
- Keep electrical cords off the floor and away from everyone’s feet.
- Read all electrical safety instructions carefully.
- Pull on the cord, not the plug, when disconnecting an electrical appliance.
The type of energy that is MOST associated with nuclear power plants is _________.
a) gamma rays
b) x rays
c) radio waves
d) microwaves
a) gamma rays
If you are using electrical currents to treat your client’s skin in an electrotherapy procedure, which of the following is TRUE of this treatment that you are giving your client?
a) The current being used is considered a modality.
b) You must be using Tesla high-frequency current.
c) You are not using a probe in this procedure.
d) The currents being used must be either negative or positive; both cannot be used.
a) The current being used is considered a modality.
If, while using the brush machine, you accidentally drop the equipment into a sink full of water, which of the following should you do?
A) You should quickly unplug the brush machine from the outlet.
B) You should quickly grab the brush out of the sink full of water.
c) You should get everyone out of the salon and call the fire department.
D) You should run over to the circuit breaker panel and shut down all power to the salon.
A) You should quickly unplug the brush machine from the outlet.
The electromagnetic spectrum is the name given to _________.
all of the forms of energy that exist
A GFI would MOST likely be required in a(n) _________.
bathroom
Fluorescent light _________.
is cooler than natural sunlight
In order to practice good electrical safety, which of the following should you ALWAYS do?
A) Disconnect appliances when they are not in use.
B) Attempt to repair electrical appliances when they malfunction.
C) Twist electrical cords to protect against a short circuit.
D) Attempt to clean around electrical outlets while equipment is plugged in.
A) Disconnect appliances when they are not in use.
If you receive a light shock sensation while using an electrical appliance, you should _________.
unplug the appliance from the wall
Energy moves through space _________.
in waves
What is a condition that prohibits certain treatments called?
A contraindication
Which of the following BEST differentiates a positive electrode from a negative electrode?
A) The positive electrode is called an anode; whereas the negative electrode is called a cathode.
B) The positive electrode has an electric charge; whereas the negative electrode does not
C) The positive electrode has an electric charge; whereas the negative electrode does not
D) The positive electrode is called a cathode; whereas the negative electrode is called an anode.
A) The positive electrode is called an anode; whereas the negative electrode is called a cathode.
The poles of an electric current are either _________.
positive or negative
Tesla high-frequency current is used for _________.
improving germicidal action
What is the use of electrical currents to treat the skin called?
Electrotherapy
When using anaphoresis, you can expect _________.
a stimulation of nerves
Microcurrent would be MOST useful in _________.
reducing redness and inflammation
_________ is used as an applicator for directing electric current from an electrotherapy device to the client’s skin.
An electrode
_________ is an example of an electrical safety device that you may encounter when working as a beauty and wellness professional in a salon or spa.
A circuit breaker
_________ is an electrical safety device that is designed to prevent excessive current from passing through a circuit by blowing out or melting when a wire becomes too hot from overloading the circuit with too much current.
A fuse
A wire that is not large enough to carry the electrical current passing through it will _________.
overheat
Watts measure _________.
how much electrical energy is being used in one second
_________ is a good example of an insulator.
Wood
Which of the following is TRUE of electricity and the beauty and wellness industry?
A) Advanced electrical machines require an understanding of electrical theory.
B) Most beauty professionals will not interact directly with electricity.
C) Most of the equipment that beauty professionals deal with is very dangerous.
D) Electricity use in the beauty industry is limited to clippers and hair dryers.
A) Advanced electrical machines require an understanding of electrical theory.