Ch 13 Flashcards
When electricity is in motion it exhibits magnetic, ______, or thermal effects.
a. unchemical
b. nonchemical
c. chemical
d. biochemical
c. chemical
What is the movement of electrons from one atom to another along a conductor?
a. Electron transport
b. Electronics
c. Electrical charge
d. Electricity
d. Electricity
Which phrase best describes direct current?
a. Rapid and interrupted flow
b. Associated with wall outlets
c. Produced by chemical means
d. Travels in two directions
c. Produced by chemical means
The unit that measures the pressure or force that pushes the flow of electrons forward through a conductor is a(n) _____.
a. amp
b. electron
c. rectifier
d. volt
d. volt
A measurement of how much electricity is being used in one second is a(n) _____.
a. watt
b. ohm
c. kilowatt
d. volt
a. watt
Currents used in electrical facial and scalp are called _____.
a. modalities
b. electrolytes
c. galvanic currents
d. polarities
a. modalities
An applicator that directs electric current from a machine to the client’s skin is a(n) _____.
a. electrode
b. modality
c. converter
d. rectifier
a. electrode
What is the process of infusing water-soluble products into the skin using electric current?
a. Desincrustation
b. Iontophoresis
c. Anaphoresis
d. Cataphoresis
b. Iontophoresis
What term refers to a form of anaphoresis used to treat acne, milia, and comedones?
a. Cataphoresis
b. Iontophoresis
c. Desincrustation
d. Diaphoresis
c. Desincrustation
What term refers to an extremely low level of electricity that mirrors the body’s natural electrical impulses?
a. Macrocurrent
b. Tesla current
c. Galvanic current
d. Microcurrent
d. Microcurrent
What term refers to the distance between two successive peaks of electromagnetic waves?
a. Radiation length
b. Wavelength
c. Therapy length
d. Wave distance
b. Wavelength
UV light prompts the skin to produce _____, a fat-soluble vitamin that is good for bone growth and health.
a. vitamin A
b. ascorbic acid
c. riboflavin
d. vitamin D
d. vitamin D
What is a type of cold light that is blocked by the ozone layer?
a. Microwaves
b. UVC
c. Infrared light
d. X-rays
b. UVC
What part of the electromagnetic spectrum has rays that penetrate more deeply and produce more heat than visible light?
a. X-rays
b. Ultraviolet light
c. Radio waves
d. Infrared light
d. Infrared light
What general term refers to a color component within the skin such as blood or melanin?
a. Chromosome
b. Chromatin
c. Chromophore
d. Chromotype
c. Chromophore
