ANSWERS RATED A+
✔✔The voluntary nationally recognized group establishing standards for equipment use
is known as? - ✔✔American National Standards Institute (ANSI)
✔✔types of epidermal cooling - ✔✔Bulk - gel (topical)
contact - a window cooled by circulating liquid
cryogen spray - applied pre-laser pulse
air - zimmer cooler
✔✔LHR on patients with a Fitzpatrick of V & VI requires? - ✔✔Longer wavelengths
(diode 810nm or Nd:YAG 1064nm)
✔✔Who is considered to be the "father of lasers" in medicine? - ✔✔Leon Goldman
✔✔Components of the laser include - ✔✔A flashlamp/high intensity non-coherent light
source, Lasing medium, Fiber optics and lenses
✔✔What are the properties of light when it reacts with tissue? - ✔✔Scatter
Transmission
Absorption
Reflection
✔✔What is the waiting period before laser treatment after a patient stops taking
Accutane? - ✔✔180 days (6months)
✔✔Longer laser lengths, penetrate the tissue - ✔✔Deeper
✔✔An increase in color in cells post treatment is referred to as? -
✔✔Hyperpigmentation
✔✔The duration on the pulse from a laser is known as? - ✔✔Pulse width
✔✔What is most critical for protecting the skin during laser hair removal? - ✔✔Cooling
the skin
✔✔What is considered the chromophore when a laser is used to treat red spider veins?
- ✔✔Oxyhemoglobin (blood)
✔✔Serum and lymph passing through vessel walls into tissue is known as? - ✔✔Edema
✔✔Permanent hair reduction according to the FDA is defined as? - ✔✔A long term
stable reduction in the number of hair regrowing after a treatment regime
,✔✔What is the correct definition of "chromophore" as it relates to laser treatment in
general? - ✔✔The object that absorbs the light energy
✔✔What can occur with excess heating of the skin? - ✔✔hypo/hyper-pigmentation
Hypertrophies
✔✔A basic Fitzpatrick scale takes into account what? - ✔✔Skin color
Natural hair color
Sensitivity to sunlight
✔✔For best results during laser hair removal treatments, follicles should be in what
stage? - ✔✔late anagen
✔✔What is the primary reason that multiple treatments are necessary in laser hair
removal? - ✔✔Not all follicles are in the optimum growth stage
✔✔Aside from scalp follicles, what is the typical length of the anagen stage in most
other body areas? - ✔✔4-8 weeks
✔✔What is the correct range for visible light in the electromagnetic spectrum? - ✔✔390-
700 nanometers
✔✔The ruby laser produces light at which wavelength? - ✔✔694nm
✔✔The time it takes the target structures to lose a percentage of the heat absorbed is
known as? - ✔✔Thermal Relaxation Time (TRT)
✔✔A watt per second - ✔✔Joule
✔✔What type of non-laser light is also used for hair removal? - ✔✔Intense pulsed light
(IPL) polychromatic
✔✔The law of thermodynamics says that? - ✔✔Atoms are always active
✔✔Laser effects the growing cell in the follicle - ✔✔Thermal effects of the laser light
✔✔The measure of time that light energy is in contact with the skin is known as? -
✔✔Pulse duration
✔✔The measure that determines the target chromophore or pigment is the? -
✔✔Wavelength
, ✔✔The use of excessive laser fluences may result in? - ✔✔Purpura
✔✔Retinal hazard is possible at what wavelengths? - ✔✔400 - 1400 nm
✔✔The target for laser hair removal is? - ✔✔Melanin
✔✔The longer pulse widths are considered more effective because? - ✔✔They
penetrate deeper into the tissue
✔✔Sodium Hydroxide (NaOH/lye) - ✔✔The negative pole produces
✔✔iatric hirsutism - ✔✔Hirsutism resulting from taking certain medications
✔✔To minimize the effect of chemical compound deposited (Chlorine & hydrochloric
acid) at the positive side - ✔✔What is the reason for the indifferent electrode to be
bigger than the needle in the use of galvanic electrolysis
✔✔Current density/concentration of current - ✔✔What is determined by the surface
area of each electrode
✔✔PCOS/Stein Leventhal syndrome - ✔✔What disease is characterized by irregular
menstrual cycle
✔✔Idiopathic hirsutism - ✔✔Hirsutism with no identifiable cause is
✔✔Teardrop or pear - ✔✔The shape of the heated area surrounding the high frequency
needle is the shape of
✔✔High frequency and galvanic current - ✔✔The blend is achieved by using
✔✔more caustic - ✔✔Using the blend modality, the application of thermolysis causes
the lye to be
✔✔superfluous - ✔✔What is excess hair that is not abnormal for a persons age and
sex, but is not desired or socially acceptable
✔✔Thyroxine (T4) - ✔✔What hormone produced by the thyroid gland helps keep the
bodies function (metabolism) working at the correct piece
✔✔Early anagen - ✔✔When a client has been tweezing weekly, most of the hair in the
area of tweezing will be in what stage of growth
✔✔Terminal - ✔✔What types of hairs are deep, course, usually pigmented