Electrolysis IBEC+Laser STATE BOARD Practice test 2024 100% ACCURATE!!
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Course
Electrolysis IBEC+Laser
Institution
Electrolysis IBEC+Laser
Laser stands for what? - ANSWERLight
Amplification by
Stimulated
Emission of
Radiation
What is the distance measured in nanometers between two peaks or two troughs known as? - ANSWERWavelength
Light of only one color & one specific wavelength is known as? - ANSWERMonochromatic
Refracti...
Electrolysis IBEC+Laser STATE BOARD Practice test 2024 100% ACCURATE!!
Laser stands for what? - ANSWERLight
Amplification by
Stimulated
Emission of
Radiation
What is the distance measured in nanometers between two peaks or two troughs known as? - ANSWERWavelength
Light of only one color & one specific wavelength is known as? - ANSWERMonochromatic
Refraction is also known as what? - ANSWERTransmission
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? - ANSWERStimulated Emission
The states of equilibrium or middle state of light - ANSWERMetastable State
Who theorized stimulated emission? - ANSWERAlbert Einstein
The part of the laser that contains the active medium is called? - ANSWERResinator cavity
What are the states of light in stimulated emission? - ANSWERGround State
Excited State
Singlet State
Metastable State
Alexandrite laer is in the visible light spectrum at what wavelength? - ANSWER755 nm The Nd:YAG laser falls in the invisible light spectrum with a wavelength of what? - ANSWER1064 nm
What type of wave is used in laser hair removal? - ANSWERPulsed wave
A chromophore is also know at what? - ANSWERTarget
The chromophore absorbs what? - ANSWEREnergy
Goggles worn by the patient and practitioner must be approved by which group? - ANSWERANSI (American National Standard Institute) for Class 3B and Class 4 Lasers
Each laser wavelength is what to its machine? - ANSWERSpecific
What are the parameters when doing laser hair removal? - ANSWERWavelength
Spot Size
Fluence
Pulse Width
Pulsed lasers allow for selective heating of specific targets, this is also known as? - ANSWERSelective Photothermolysis
The rate/amount of energy delivered within a given area is known as? - ANSWERFluence
An increase in fluence equals an increase in what? - ANSWERHeat. Resulting in more damage
The length of time the light/energy is in contact with the target that is measured in milliseconds (ms):
- ANSWERPulse width/Pulse duration
If the time of pulse duration is changed from milliseconds to nanoseconds the laser is what? - ANSWERQ Switched A Q switched laser is used for what? - ANSWERTattoo removal
Which skin types can tolerate an Alex laser? - ANSWER1-4
Which skin types can tolerate a Nd:YAG laser? - ANSWERAll skin types
Which skin type should only have electrolysis and no laser? - ANSWERType 1
If the pulse width is greater than the thermal relaxation time it results in? - ANSWERA burn
If the pulse width is less than or equal to the thermal relaxation time it results in? - ANSWERPerfect hair removal
Larger structures have __________ thermal relaxation times (TRT) - ANSWERLonger
Smaller structures have _______ thermal relaxation times (TRT) - ANSWERShorter
What kind of pulse widths protect the epidermis, penetrate deeper and cool more slowly? - ANSWERLong
Longer pulse widths are for what skin type? - ANSWER4-6
What kind of pulse widths are more aggressive and heat up and cool down quickly? - ANSWERShort
Shorter pulse widths are for what skin type? - ANSWER1-3
What percentage of follicles are damaged with each laser treatment? - ANSWER15%
What is a long-term stable reduction of the growing hairs after a treatment regime? - ANSWERLaser Hair Removal (LHR)
What does the FDA call laser hair removal? - ANSWERPermanent hair reduction What is the highest setting the skin can tolerate without damage called? - ANSWERFluence Threshold
What is the highest setting the patient can tolerate without the treatment becoming impossible called? - ANSWERPatient Threshold
The amount of hair per one square centimeter is known as? - ANSWERHair density
The higher the hair density, the _______ the fluence? - ANSWERLower
What percentage of overlapping do you want when doing LHR? - ANSWER30%
Darker/tanned skin requires what kind of fluence? - ANSWERLower
What should you never use to clean a patient's skin prior to LHR? - ANSWERAlcohol
Pulse duration is measured in what unit? - ANSWERmilliseconds (ms)
Spot size is measured in what unit? - ANSWERmillimeters (mm)
Repetition rate is measured in what unit? - ANSWERhertz (Hz)
Who is the grandfather of laser and was the first person to use water to cool the skin during laser? - ANSWERRox Anderson
The formula for fluence is? - ANSWERJoules = J/cm2
What kind of lasers allow for selective heating of specific targets? - ANSWERSelective photothermolysis
For deeper laser penetration what should the practitioner do to the laser? - ANSWERChange to a bigger spot size
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