Electricity

A current in which electrons move at an even rate and flow in only one direction is called:

• EMS

• microcurrent

• direct

• alternating current

A salon owner wants to balance the tones of light in the salon. Which type of light would likely be incorporated?

• infrared

• ultraviolet

• fluorescent

• incandescent

Before using ultraviolet light on a client, the skin or scalp should be:

• cleansed

• moisturized

• oily

• wet

EMS is an alternating current used chiefly during scalp and facial massage to cause:

• muscle contractions

• the transfer of heat

• chemical effects

• pore cleansing

LED devices using blue light help:

• reduce hyperpigmentation

• reduce acne

• increase circulation

• reduce inflammation

The chemical breakdown of the skin caused by intense heat is called:

• vaporizing

• melting

• pyrolysis

• psoriasis

The electrode that is negatively charged during an electrotherapy treatment is known as a(n):

• grounding wire

• insulator

• cathode

• anode

The process of forcing an acid or alkali into the skin by applying current to the chemical is called:

• anaphoresis

• cataphoresis

• phoresis

• iontophoresis

What is the timing guideline when using galvanic current for a sensitive skin treatment?

• 20-30 minutes

• 45-60 minutes

• 10-15 minutes

• 3-5 minutes

When performing an electrotherapy procedure, what current conductor is used to bring the current from the appliance to the client’s skin?

• watt

• resistor

• wall plate

• electrode