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Flashcards in Basics if Electricity Deck (38)
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1

What does LED stand for?

light-emitting diode

2

What measure is one-thousandth of an ampere?

miliampere

3

What term refers to currents used as electrical facial and scalp treatments?

modalities

4

What apparatus changes alternating current to direct current?

rectifier

5

What describes Telsa high-frequency current?

high rate of oscillation and vibration

6

What is a description of white light?

combination of all visible rays of the spectrum

7

What is yellow LED light used for?

reducing imflammation and swelling

8

What is red LED light used for?

stimulating circulation

9

What is green LED light used for?

detoxifying the skin

10

What is the primary source of light used for facial and light treatments?

visible light

11

What is a device in which UVA radiation is used?

tanning bed

12

What is a term commonly used in reference to UVB radiation?

burning light

13

What is true of UVC radiation?

it is the most dangeroud type of UV radiation

14

What term refers to a color componnent within the skin such as blood or melanin?

chromophore

15

How does red LED light affect cellular processes?

increases cellular processes

16

Distance between two successive peaks of electromagnetic waves:

wavelength

17

What measures electric energy used in one sec?

watt

18

What measures force pushing electrons forward through a conductor?

volts

19

What measures resistance of electric current?

ohms

20

What is the term for a rapid and interrupted current, flowing first in one direction and then in the opposite direction?

alternating current

21

What is the term for a constant, even-flowing current that travels in one direction only?

direct current

22

What unit measures the amount of an electric current?

amp

23

What type of LED light is used to treat acne?

blue

24

What is the term for a negative electrode?

cathode

25

What is the movement of particles around an atom that creates pure energy?

electricity

26

What should you do on a regular basis?

Inspect electrical equipment

27

What is ionization?

introducing water soluble products into the skinwith electric current

28

What is cataphoresis?

forcing acidic substances into deeper tissues using galvanic current

29

What is anaphoresis?

Forcing liquids into tissues from the negative towards the positive pole

30

What is the other method for applying high-frrequency current besides indirect application?

direct surface application