Laser hair removal COMPLETE QUESTIONS & SOLUTIONS(GRADED A)
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Module
Laser hair removal
Institution
Laser Hair Removal
What is the first rule of laser/gun safety? - ANSWER Keep your finger off of the trigger
What is PFE? - ANSWER Perifollicular edema - little pink goosebumps
What does LASER stand for? - ANSWER Light Amplification of Stimulated Emission of Radiation
When is it okay to do LHR for a client wh...
Laser hair removal COMPLETE QUESTIONS &
SOLUTIONS(GRADED A)
What is the first rule of laser/gun safety? - ANSWER Keep your finger off of the trigger
What is PFE? - ANSWER Perifollicular edema - little pink goosebumps
What does LASER stand for? - ANSWER Light Amplification of Stimulated Emission of Radiation
When is it okay to do LHR for a client who has been treated with Accutane? - ANSWER 6-12 months
List 3 aftercare instructions you would give to a client: - ANSWER Avoid sun exposure, no exfoliation for
48-72 hours, no hot baths/showers, no sweating/gym, & picking
What skin reactions are considered normal after a laser treatment? - ANSWER Redness, itching, little red
goosebumps, and sensitivity
List the 5 main steps involved in the day to day maintenance of a laser? - ANSWER Free dust and debris,
clean windows; gauges; & goggles, water reservoir checked, temperature controlled, and check cryogen
level
The laser safety officer determines treatment settings for each client? T or F - ANSWER False
What is pulse delay? - ANSWER Short break in the laser pulse to allow for TRT for the skin during pulse
duration
How many categories are on the Fitzpatrick scale? - ANSWER 6
The wavelengths are the nanometers for the YAG laser and the Alexandrite laser? - ANSWER YAG-
1064nm ALEX- 755nm
, What Fitzpatricks will typically have poor results on the Alexandrite - ANSWER 4,5,&6
What must laser googles show? - ANSWER OD (optical density) & wavelengths
What does NHZ stand for? Define... - ANSWER Nominal hazard zone- space within which the level of
direct, reflected or scattered radiation during operation exceeds the applicable MPE
Using light to generate heat to destroy a selected target is known as? - ANSWER Selective thermolysis
What does TRT stand for? Define... - ANSWER Thermal relaxation time- the time it takes for the skin to
reduce its temperature by 50% after the introduction of heat
Does hair have a longer or shorter TRY than skin? - ANSWER Longer
Blinking during a last treatment can protect the eyes from the laser beam? T or F - ANSWER False
Wavelength and _____ determine the depth of penetration of a light pulse - ANSWER Spot size
Name 3 factors when deciding settings for a client? - ANSWER Fitzpatrick, nationality, use of topical
exfoliants, sun exposure, sun exposure before & after treatment, medications, areas being treated, &
history of hyperpigmentation
List the required information on a LASER sign: - ANSWER Caution/ Warning/ Danger, the type of laser,
the class of laser, nanometers, max output, & firework/ burst
Define monochromatic - ANSWER A single wavelength
Define coherent - ANSWER Identical waves
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