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Electrolysis IBEC+Laser STATE BOARD Practice test 2024
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Electrolysis IBEC+Laser STATE BOARD Practice test 2024
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Electrolysis IBEC+Laser STATEBOARD Practice test 2024
Laser stands for what? - -Light
Amplification by
Stimulated
Emission of
Radiation
-What is the distance measured in nanometers between two peaks or two
troughs known as? - -Wavelength
-Light of only one color & one specific wavelength is known as? - -
Monochromatic
-Refraction is also known as what? - -Transmission
-The process where by a newly created photon of light (generated through
amplification) acquires energy equal to the photons that created it is known
as? - -Stimulated Emission
-The states of equilibrium or middle state of light - -Metastable State
-Who theorized stimulated emission? - -Albert Einstein
-The part of the laser that contains the active medium is called? - -Resinator
cavity
-What are the states of light in stimulated emission? - -Ground State
Excited State
Singlet State
Metastable State
-Alexandrite laer is in the visible light spectrum at what wavelength? - -755
nm
-The Nd:YAG laser falls in the invisible light spectrum with a wavelength of
what? - -1064 nm
-What type of wave is used in laser hair removal? - -Pulsed wave
-A chromophore is also know at what? - -Target
-The chromophore absorbs what? - -Energy
, -Goggles worn by the patient and practitioner must be approved by which
group? - -ANSI (American National Standard Institute) for Class 3B and Class
4 Lasers
-Each laser wavelength is what to its machine? - -Specific
-What are the parameters when doing laser hair removal? - -Wavelength
Spot Size
Fluence
Pulse Width
-Pulsed lasers allow for selective heating of specific targets, this is also
known as? - -Selective Photothermolysis
-The rate/amount of energy delivered within a given area is known as? - -
Fluence
-An increase in fluence equals an increase in what? - -Heat. Resulting in
more damage
-The length of time the light/energy is in contact with the target that is
measured in milliseconds (ms): - -Pulse width/Pulse duration
-If the time of pulse duration is changed from milliseconds to nanoseconds
the laser is what? - -Q Switched
-A Q switched laser is used for what? - -Tattoo removal
-Which skin types can tolerate an Alex laser? - -1-4
-Which skin types can tolerate a Nd:YAG laser? - -All skin types
-Which skin type should only have electrolysis and no laser? - -Type 1
-If the pulse width is greater than the thermal relaxation time it results in? -
-A burn
-If the pulse width is less than or equal to the thermal relaxation time it
results in? - -Perfect hair removal
-Larger structures have __________ thermal relaxation times (TRT) - -Longer
-Smaller structures have _______ thermal relaxation times (TRT) - -Shorter
,-What kind of pulse widths protect the epidermis, penetrate deeper and cool
more slowly? - -Long
-Longer pulse widths are for what skin type? - -4-6
-What kind of pulse widths are more aggressive and heat up and cool down
quickly? - -Short
-Shorter pulse widths are for what skin type? - -1-3
-What percentage of follicles are damaged with each laser treatment? - -
15%
-What is a long-term stable reduction of the growing hairs after a treatment
regime? - -Laser Hair Removal (LHR)
-What does the FDA call laser hair removal? - -Permanent hair reduction
-What is the highest setting the skin can tolerate without damage called? - -
Fluence Threshold
-What is the highest setting the patient can tolerate without the treatment
becoming impossible called? - -Patient Threshold
-The amount of hair per one square centimeter is known as? - -Hair density
-The higher the hair density, the _______ the fluence? - -Lower
-What percentage of overlapping do you want when doing LHR? - -30%
-Darker/tanned skin requires what kind of fluence? - -Lower
-What should you never use to clean a patient's skin prior to LHR? - -Alcohol
-Pulse duration is measured in what unit? - -milliseconds (ms)
-Spot size is measured in what unit? - -millimeters (mm)
-Repetition rate is measured in what unit? - -hertz (Hz)
-Who is the grandfather of laser and was the first person to use water to
cool the skin during laser? - -Rox Anderson
-The formula for fluence is? - -Joules = J/cm2
, -What kind of lasers allow for selective heating of specific targets? - -
Selective photothermolysis
-For deeper laser penetration what should the practitioner do to the laser? -
-Change to a bigger spot size
-The primary reason for using cooling devices during laser hair removal is? -
-Allows for higher and more effective fluences to be used while sparing the
epidermis
-During the initial consultation, the patient should be informed that the
process will take how long for laser hair removal? - -A series of treatments
-The principle that says energy must be absorbed by an object in order to
produce an effect is called? - -Grotthuss-Draper law
-What is laser light? - -Monochromatic light
-Laser is equivalent to which of the following modalities? - -Thermolysis
-An element has the ability to produce laser when it is in which state? - -
Metastable state
-What are the positive reactions to the skin indicating a successful LHR
treatment? - -Perifollicular erythema, perifollicular edema
-Incandescent light is an example of? - -Incoherent light
-A requirement for foot switches that directly pulse the laser is that they be?
- -Hooded
-The effect of skin turning red after treatment is referred to as? - -Erythema
-An over treatment of the skin characterized by blistering or epidermal
separation, caused by lateral pressure on the skin is known as? - -Nikolski
Sign
-When tissue has been injured, fluid escapes the blood vessels to surround
the damaged tissue. This is referred to as? - -Edema
-The common type of laser used for hair removal is? - -Pulsed
-Total destruction of tissue using laser energy is known as? - -photoablation
-Laser is ineffective on hair that has? - -Little to no pigment
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