Basic of Electricity Chp 8

Question 1

an applicator used to direct electric current from one machine to the skin

Answer 1

electrode

Question 2

rapid and interrupted current flowing first in one direction and then the opposite direction

Answer 2

alternating current

Question 3

a switch that automatically interrupts or shuts off an electric circuit at the first sign of overload

Answer 3

circuit breaker

Question 4

device that prevents excessive current from passing through a circuit

Answer 4

fuse

Question 5

the distance between two successive peaks of electromagnetic waves

Answer 5

wavelength

Question 6

measures the strength of electric current

Answer 6

ampere

Question 7

substance or material that conducts electricity

Answer 7

conductor

Question 8

constant DC current with positive and negative poles that produces chemical changes in tissues and body fluids

Answer 8

galvanic current

Question 9

currents used in electric facial and scalp treatment

Answer 9

modalities

Question 10

substances or material that does not easily transfer electricity

Answer 10

insulator

Question 11

generating original source through the conductors and back, or to the ground

Answer 11

complete electric current

Question 12

electronic scalp and facial treatment

Answer 12

electrotherapy

Question 13

unit of power that indicates how much electric energy is used in 1 second

Answer 13

watt

Question 14

unit of electrical resistance to an electric current

Answer 14

ohm

Question 15

process used to soften and emulsify oil and blackheads in the hair follicles

Answer 15

desincrustation

Question 16

form of energy that produces physical magnetic chemical or thermal effects when in motion

Answer 16

electricity

Question 17

thermal or heat producing current with a high oscillation rate

Answer 17

tesla high frequency current

Question 18

the flow of electricity along a complete circuit

Answer 18

electric current

Question 19

a volt messures?

Answer 19

electrical pressure

Question 20

what is used to change an AC current to a DC current?

Answer 20

a rectifier

Question 21

the resistance of an electrical current is measured in

Answer 21

ohms

Question 22

the safety of electrical appliances is certified by?

Answer 22

under writer laboratory

Question 23

electricity is not what?

Answer 23

matter

Question 24

GFCI stands for

Answer 24

Ground fault circuit interrupter

Question 25

what is a substance that easily allows the flow of electricity?

Answer 25

a conductor

Question 26

what is a current used to operate a typical flash light?

Answer 26

a direct current

Question 27

what is designed to break or disconnect the current when it detects an overload or short circuit?

Answer 27

a fuse

Question 28

what is the main purpose of the third prong on a three pronged plug?

Answer 28

for additional ground

Question 29

what type of current is rapid and interrupted, flowing first in one direction and then in the opposite direction?

Answer 29

alternating current

Question 30

a complete electrical circuit is a closed loop that conducts electricity and provides a return path for what

Answer 30

the current

Question 31

the unit that measures the number of electrons that flow through an electric current is?

Answer 31

amp

Question 32

any substances that does not allow the flow of electricity is an?

Answer 32

insulator

Question 33

it is recommended that you keep electrical cords off the floor and ?

Answer 33

away from peoples feet

Question 34

AC stands for?

Answer 34

alternating current

Question 35

what is used for measuring the strength of an electric current?

Answer 35

amp

Question 36

milliampere is?

Answer 36

one thousandth of an amp

Question 37

what measures how much electric energy is being used in one second?

Answer 37

a watt

Question 38

what conducts electric current to the clients skin?

Answer 38

an electrode

Question 39

fuses and circuit breakers are a safety device to prevent?

Answer 39

over heating

Question 40

what is a positive electrode called

Answer 40

an anode

Question 41

commonly used current modalities use in cosmetology are tesla high frequency, microcurrent and?

Answer 41

galvanic current

Question 42

what is introducing water soluble products to the skin?

Answer 42

iontoprosis

Question 43

what is forcing acidic substances deeper into the tissue?

Answer 43

cataphoresis

Question 44

what softens and emulsifies grease deposits?

Answer 44

desincrustation

Question 45

microcurrent is extremely low levels of electricity that?

Answer 45

mirrors the bodys natural impulses

Question 46

what produces thermal or heat producing currents with a high rate of oscillation?

Answer 46

violet rays

Question 47

what produces moist uniform heat for a facial?

Answer 47

a steamer

Question 48

a wavelength is?

Answer 48

the distance between two successive peaks

Question 49

visible light makes up how much of natural sunlight?

Answer 49

35%

Question 50

ultra violet rays known as cold light make up how much of natural light

Answer 50

5%

Question 51

what type of UV is blocked by the ozone layer?

Answer 51

UVC

Question 52

what is used for hair conditioning treatments and to process color?

Answer 52

infrared lamps

Question 53

laser is an acronym for ?

Answer 53

light amplification stimulation emission of radiation

Question 54

removing blood vessels, disabling hair follicles and eliminating wrinkles by using?

Answer 54

laser treatments

Question 55

light emitting diode is known as ?

Answer 55

LED