Laser Hair Removal Exam Questions Verified Marking Scheme Current Update (A+ Pass)

Laser Hair Removal Exam Questions Verified Marking Scheme Current Update (A+ Pass) Daily Maintenance Duties - Vacuum Vents, Wipe Calport, Wipe Down Handpiece, Dust Box, Check Slider Window, Check Distilled Water Level, Perform User Verification What is in section 6 of the manual? - Fault Codes What does L.A.S.E.R. stand for? - Light amplification by stimulated emission of radiation What is an atom made of? - Electrons, nuetrons, and protons What is a photon? - Packet of light energy What is spontaneous emission? - Resting stage by emitting a photon What is stimulated emission? - Excited stage by emitting two photons A laser beam is generated by... - Amplification Laser is light is... - Non-ionizing What is ionizing radiation? - Gamma rays, x-rays, nuclear radiation that cause cell mutation What is the electromagnetic radiation wave of an Alexandrite laser? - 755nm 2 | P a g e Katelyn Whitman© 2025, All Rights Reserved. What is the electromagnetic radiation wave of a Nd:Yag laser? - 1064nm What is monochromatic? - All one color What is coherent? - All light waves are in the same phase and parallel What is collimated? - All light waves are parallel What is polychromatic? - Many colors white What is incoherent? - Not the same direction What is not collimated? - Not intense What does the Nd:Yag laser target? - The hemoglobin and melanin in the hair follicle What does the Alexandrite laser target? - Melanin like crazy What makes the IPL different than a laser? - Doesn't get as much absorption as laser and is polychromatic, incoherent, and non collimated What is a tattoo removal laser? - Q-switched laser How is a Q-switched laser different than an Alex or a Nd:Yag laser? - It delivers the energy in a nano second and is photoacoustic What is a nanometer? - Measurement of light energy What is photothermolysis? - Destruction of a target by selective absorption of light energy What is a chromophore? - The target of light. Blood, melanin, and water What is phagocytosis? - Physiological process by which the body absorbs and eliminates the destroyed target 3 | P a g e Katelyn Whitman© 2025, All Rights Reserved. What is selective photothermolysis? - Laser light of a specific target containing the adequate chromophore withe damaging the surrounding tissue. What is thermal relaxation time? - Time it takes for the tissue to cool down and dissipate to surrounding skin What are the 4 basic laser parameters? - Wavelength, pulse duration, spot size, and fluence What is the pulse duration? - Duration of each laser pulse What is the pulse duration of a 755nm laser? - 3ms What is the pulse duration of a 1064nm laser? - Varies from 3ms to 20ms What do long pulses target? - Thick hair What do short pulses target? - Fine hair What is the significance of a larger spot size? - The energy is delivered and absorbed at a deeper level What is the significance of a smaller spot size? - Has more energy but is scattered What spot size has more energy? - Small spot size What is fluence? - Rate of energy delivered to area