Electricity
What is a Electric Current?
The flow of electricity along a conductor
What is a fuse?
A special device that prevents excessive current from passing through a circuit
True or false: Microcurrent travels throughout the entire body, rather than stay in one spot.
False
Name some results of overexposure to sunlight.
Who should give themselves credit for learning and doing what you love?
ALL OF US!! You're doing amazing shawty :)
How many watts are in a kilowatt
1,000 watts
Avoid contact with ___ & ___ when using electricity to prevent being electrocuted.
Water & Metal
What is Ionophoresis? (Also known as ionization)
Invisible Infrared Light makes up ____ percent of natural sunlight.
60 percent
Name the 4 facial massage movements/techniques.
Effleurage, Friction, Petrissage, Tapotement
What are examples of good conductors?
Metals, Copper, Water
What do appliances that have a third, circular, electrical connection guarantee?
A safe path for electricity if the first ground fails or is improperly connected
What is commonly used for both scalp and facial treatments?
A. Galvanic current
B. Tesla high-frequency current
C. Desincrustation
B. Tesla high-frequency current
LED is the acronym for_____
Light-emitting diode
What was the 1st chapter we learned about?
History and Career Opportunities In Esthetics
What is the unit that measures the pressure or force that pushes the flow of electrons forward through a conductor called?
A Volt (V)
What is the purpose of a circuit breaker?
Switch that automatically interrupts or shuts off an electric circuit at the indication of overload
When should you never use negative galvanic current?
What does the term white light refer to?
Combination of all visible rays of the spectrum (Combination light)
The common carotid artery supplies blood to where?
How fast does electricity travel?
186,000 per second
The Underwriter's Laboratory (UL) is in charge of what?
Certifying the safety of electrical appliances
What type of devices are out of scope for estheticians?
Devices that visibly contact muscles
A process that turns the light from a laser into heat
A. Photothermolysis
B. Cataphoresis
C. Intense Pulse Light
A. Photothermolysis
Skin makes up ____ percent of your body weight
15%