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Which of the following is TRUE of electricity and the beauty and wellness industry?
most equipment beauty pros deal with are very dangerous
electricity used in the industry is limited to clippers
most beauty pros wont interact with electricity directly
advanced machines require knowledge of electrical theory
Electricity use impacts ______ of the services that beauty professionals offer their clients.
All
Which of the following types of effects does electricity exhibit?
magnetic and chemical
magnetic, thermal, chemical
magnetic and thermal
magnetic
Why is copper used in electrical wiring and electrical motors?
it is a good conductor
Which of the following is an example of a conductor?
rubber
tap water
cement
glass
Which of the following is a good example of an insulator?
tap water
copper
steel
wood
which of the following measures the resistance of electrical current?
an ampere
an ohm
a volt
a watt
What is TRUE of wire that is not large enough to carry the electrical current passing through it?
it will not power the device
it will electrocute the user
it will overheat
it will save energy
which of the following is an example of an electrical safety device that you may encounter when working in a salon, spa or barbershop?
ampere
circuit breaker
alternating current
conductor
which of the following should you do if you receive a light shock while using an electrical appliance?
attempt to repair it immediately
continue using with caution
give the appliance a short break before using again
unplug the appliance from the wall
Which of the following is TRUE of the poles of an electric current?
they are either direct or alternating
they are either conductive or nonconductive
they are either left or right
they are either positive or negative
which of the following is TRUE of galvanic current?
it is ab indirect current
it has a positive and negative pole
it does not produce a chemical change
it is a broken inconsistent current
which of the following reactions can be expected when using anaphoresis?
stimulation of nerves
hardening of tissues
decrease in blood supply
closing of pores
for which of the following would microcurrent be MOST useful?
slowing healing
removing the natural protective barrier of the skin
reducing redness and inflamation
decreasing muscle tone
which of the following is Tesla high-frequency current used for?
decreasing skin metabolism
improving germicidal action
decreasing elimination and absorption
slowing blood circulation
a condition that prohibits certain treatments is called a _____.
contraindication
