CH. 8 Basics of Electricity

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  1. the movement of particles around an atom that creates pure energy
    Electricity
  2. a form of energy, that, when in motion, exhibits magnetic, chemical, or thermal effects
    Electricity
  3. nonconductor; a substance that does not conduct electricity
    insulator
  4. Rubber, silk, wood, glass, and cement are examples of....
    insulators
  5. constant, even-flowing current that travels in one direction only
    Direct Current(DC)
  6. an apparatus that changes direct current to alternating current
    converter
  7. a rapid and interrupted current, flowing first in one direction and then in the opposite direction
    Alternating current (AC)
  8. an apparatus that changes alternating current to direct current
    rectifier
  9. the unit that measures the pressure or force that pushes the flow of electrons forward through a conductor
    volt/voltage
  10. the unit that measures the amount of an electric current(the number of electrons flowing through a conductor)
    ampere/amp
  11. one-thousandth of an ampere
    millampere
  12. a unit that measures the resistance of an electric current
    ohm
  13. is a measurement of how much electric energy is being used in 1 second
    watt
  14. 1,000 watts
    kilowatt
  15. What are the 2 electrical safety devices that you may encounter when working in a salon, spa, or medical facility?
    fuse and a circuit breaker
  16. ______ prevents excessive current from passing through a circuit. It is designed to bloout or melt hen the ire becomes too hot from overloading the circuit ith too much current
    fuse
  17. a switch that automatically interrupt or shuts off an electric circuit at the first indication of an overload
    circuit breaker
  18. Electrical facial treatments are commonly referred to as...
    electrotherapy/modalities
  19. An applicator for directing the electric current from the device to the client's skin
    electrode/probe
  20. Indicared the negative or positive pole of an electric current
    Polarity
  21. a constant and direct current
    Galvanic current
  22. ionization;the process of introducing water-soluble products into the skin with the use of electric current
    Iontophoresis
  23. refers to infusing a positive(acid) product into the skin with the use of electric current
    cataphoresis
  24. process of infusing a negative(alkaline) product into the skin
  25. form of anaphoresis and is a process used to soften and emulsify grease deposits (oil) and blackheads in the hair follicles
    Deincrustation
  26. an extremely low level of electricity that mirrors the body's own natural electric impulses
    Mirocurrent
  27. Tesla high frequency should not be used on clients who are...
    pregnant, suffer from epilepsy, asmthma, high blood pressure, metal implants/piercings
  28. violet ray; thermal or heat-producing current with a high rate of oscillation or vibration
    Tesla high-frequency
  29. How many electrodes are used for Tesla high-frequency?
    one
  30. What are the 2 methods for applying high-frequency current?
    Direct surface and indirect
  31. What are the 3 types of electromagnetic energy?
    visible light, invisible infared light, and invisible ultraviolet radiation
  32. The distance between 2 successive peaks
    wavelength
  33. What percentage of visible light makes up natural sunlight?
    35%
  34. What percentage of Invisible Infared Light makes up natural sunlight?
    60%
  35. What percentage of Invisible Ultraviolet makes up natural sunlight?
    5%
  36. The process in which grteen plants use sunlight to for carbohydrates from carbon dioxide and water and then release oxygen as a by-product is called?
    photosynthesis
  37. ______ _______ has shorter wavelengths, penetrate less, and produces less heat than visible light does.
    Ultraviolet radiation (UV)
  38. Which type of UV radiation is blocked by the oxone layer?
    UVC Ultraviolet C
  39. What light is formed through the combination of all visble rays of the spectrum?
    white light
  40. phototherapy; the application of light rays to the skin for the treatment of acne, wrinkles, capillaries, pigmentation, or hair removal
    Light therapy
  41. an acronym that stands for light amplification stimulation emission of radiation
    Laser
  42. a process that turns the light from the laser into heat
    Photothermolysis
  43. acronym for light-emitting diode; a device used to reduce acne, increase skin circulation, and improve the collagen content in the skin
  44. LED-blue light
    reduce acne
  45. LED-red light
    increases circulation and improves collagen and elastin production in skin
  46. LED-yellow light
    reduce swelling and inflammation
  47. LED-green light
    reduces hyperpigmentation

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Anonymous
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330274
Filename:
CH. 8 Basics of Electricity
Updated:
2017-04-11 06:06:37
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