QUESTIONS WITH A GRADED
ANSWERS
What are the laser tissue interactions? - Answer-Photoacoustic, photothermal,
photoablative, photochemical
What type of laser do we use? - Answer-Photothermal
What are the 4 basic components to a laser? - Answer-Optical cavity, laser medium,
power source, delivery system
What type of crystals in the laser medium are in a Nd:Yag laser? - Answer-Garnet
What is the substance of our lasers that produces the laser beam? - Answer-Solid
What determines the wavelength of the laser? - Answer-Lasing medium
What is the dynamic cooling device? - Answer-Cryogen spray that sprays out just prior
to the laser being fired
What power source do our lasers use? - Answer-A 220 electric line
Are our optical fibers smooth or reflective - Answer-Smooth
What is the delivery system that our lasers use? - Answer-Optical fibers
What does ANSI stand for? - Answer-American national standards institute
What is the normal DCD set at? - Answer-40/40
What safety measurements need to be in every room? - Answer-Laser danger sign, all
doors need to be closed, eyewear must be worn, window must be protected with an
opaque covering
What class of lasers do we use? - Answer-Class 4
What is optical density? - Answer-Measure of how much the laser radiation is reduced
as it passes through the protective eyewear
What do our lasers damage? - Answer-The retina
, What does OSHA require? - Answer-Lock keys away from lasers at the end of the night
What type of mask should be worn? - Answer-Laser plume mask
How often should the laser masks be changed out? - Answer-After every treatment
What two ways are there to fire a laser? - Answer-Foot pedal and switch on handle
What should be used to get rid of plume? - Answer-Hepa filter or smoke evacuators
What does laser target? - Answer-The melanin in the hair follicle
What are the 3 cycles of hair growth? - Answer-Anagen, catagen, and telogen
How often should you see someone for a treatment for the axilla? - Answer-Every 4-6
weeks
How often should you see someone for treatment of the face? - Answer-Every 4-6
weeks
How often should you see someone for treatment of the bikini? - Answer-Every 4-6
weeks
How often should you see someone for the treatment of the trunk? - Answer-Every 8-10
weeks
How often should you see someone for the treatment of the arms? - Answer-Every 8-10
weeks
How often should you see someone for the treatment of the legs? - Answer-Every 8-10
weeks
What stage of hair growth do lasers target? - Answer-Anagen phase
How many weeks prior to tx should a person not wax or pluck? - Answer-6 weeks prior
What are 3 things to always remember while treating? - Answer-Overlap your pulses by
20%-30%, stay perpindicular with the skin, stay flush with the skin
How long will it take the hair to shed after the tx? - Answer-3 weeks
What is perifollicular erythema? - Answer-Redness in the tx area
What is perifollicular edema? - Answer-Swelling in the tx area
What is dermagraphism? - Answer-Too much histamine in the skin