Spot size Correct Ans-is the diameter of the beam that you will see when applying the laser
and it is measured in millimeters.
Melanin Correct Ans-Pigment granules, which gives color to the hair and skin.
Overlapping Correct Ans-can only overlap 20% to 30% overlapping on areas treated but it is
a technique to ensure that you don't miss any spots
Joules Correct Ans-Fluence is measure in joules per square centimeter (J/cm2)
Acronym for laser Correct Ans-Light amplification by stimulated emission of radiation.
Frequency Correct Ans-is related to the photon energy and is the number of waves that pass
through a given point in one second. It is measured in cycles per second and can be compared
to speed.
Hypertrichosis Correct Ans--refers to hair density or length beyond the accepted limits of
normal for a particular age, race, or sex
-Can be categorized into several types: generalized, acquired, pattern, localized, congenital,
localized acquired.
, Thermal Relaxation Time (TRT) Correct Ans-is the time between pulses or exposure time. It is
a measure of time it takes for energy to be absorbed by it's target (melanin) and diffuse into the
surrounding tissue.
Perifollicular erythema Correct Ans-There will be redness surrounding the hair follicles in the
treatment.
Perifollicular edema Correct Ans--These should be swelling around each hair follicle
-Some patients may experience a high-like response.
Lighter hairs may not respond as significantly.
What gland secretes sebum? Correct Ans-sebaceous gland
Does our skin protect us from bacterial invasion? Correct Ans-yes
After laser hair removal all hair falls out immediately (true or false) Correct Ans-false
Can ingrown hairs be treated with a laser? Correct Ans-yes
Is melanin found in the medulla of hair? Correct Ans-no it is found in the cortex
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