Electrolysis IBEC+Laser STATE BOARD Practice test Exam Questions And Answers 100% Solved

Electrolysis IBEC+Laser STATE BOARD Practice test Exam Questions And Answers 100% Solved 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 The primary reason for using cooling devices during laser hair removal is? - answerAllows for higher and more effective fluences to be used while sparing the epidermis