4.2

Question 1

which type of light can be broken into its individual wavelengths by a prism

Answer 1

combination

Question 2

which ray has the longest wavelength

Answer 2

infrared

Question 3

which electrotherapy treatment can cause sebum to be broken down or blackheads to be liquefied, as in deep pore cleansing

Answer 3

discrustation

Question 4

which type of light can create blue or cool tones

Answer 4

fluorescent

Question 5

the effect that is created when an electric current travels through a water based solution in order to produce relaxing or stimulating results is known as

Answer 5

electrochemical

Question 6

what temporary effect will a negative pole produce when applying galvanic current during an electrotherapy treatment?

Answer 6

increase blood flow

Question 7

which ray are also known as actinic rays

Answer 7

UV

Question 8

during scalp and facial massage, faraday current is used to chiefly to cause _____ contractions

Answer 8

muscle

Question 9

what uses a negative pole or electrode to force negatively charged solutions into the skin without breaking the skin

Answer 9

anaphoresis

Question 10

the more frequently used application of the faradic current, in which a cosmetologist usually wears a wrist band with a moistened electrode, is known as the ____ method

Answer 10

indirect

Question 11

the four types of currents used in electrotherapy are galvanic, faradic, sinusoidal and ______

Answer 11

tesla

Question 12

slightly separating the electrode from the skin with a towel will produce a mild, stimulating sensation while using high frequency current

true or false

Answer 12

true

Question 13

the application of special currents ( or modalities) that have a variety of effects on the skin is called

Answer 13

electrotherapy

Question 14

bacteria that cause skin infections can be killed by what kind of light

Answer 14

UV

Question 15

what introduces water soluble treatment products into the skin

Answer 15

ionphoresis

Question 16

what types of light carries the most energy

Answer 16

UV

Question 17

which type of current is an alternating current with a mechanical effect to help produce a muscle contractions

Answer 17

sinusoidal

Question 18

when using UV rays make sure you and your Client wear

Answer 18

protective goggles

Question 19

the direct current used in electrotherapy treatment is

Answer 19

galvanic

Question 20

a current conductor used to direct the current from the appliance to the clients skin is called a

Answer 20

electrode

Question 21

softening tissue is not a temporary effect of the positive pole of galvanic current

true or false

Answer 21

true

Question 22

the chemical breakdown of the skin caused by intense heat is called

Answer 22

pyrolysis

Question 23

the three methods for using Tesla current are direct application, indirect application and

Answer 23

general electrification

Question 24

LED is an acronym which stands for what

Answer 24

light emitting electrode

Question 25

the minimum distance an infrared light must bee placed from the clients face during a facial is ____ inches

Answer 25

30

Question 26

when using galvanic current on clients in a salon what precaution must a cosmetologist take in order to prevent injury to the client?

Answer 26

not on broken capillaries

Question 27

radiation, _______ and conduction are ways from heat to be transferred from one object to another

Answer 27

convection

Question 28

the wavelengths that produce the longest waves of the visible spectrum are

Answer 28

red

Question 29

treatment with light rays or waves is called

Answer 29

light therapy

Question 30

electric current in a conductor causes heat by

Answer 30

increasing resistance in the line

Question 31

if the client is holding the active electrode while the cosmetologist manually stimulates the area being treated what method of Tesla current is being used

Answer 31

indirect

Question 32

when testing electrodes for polarity, the negative electrode will create

Answer 32

smaller bubbles