AMgQUESTIONSgANDgANSWERSg(VERIFIEDgANDgWELLgDETA
ILEDgANSWERS)gLATESTgUPDATEg2024/2025
Lasergstandsgforgwhat?g-
CORRECTgANSWERgLightgAmplificationgby
g
StimulatedgEmis
siongofgRadiation
Whatgisgthegdistancegmeasuredgingnanometersgbetweengtwogpeaksgorgtwogtr
oughsgknowngas?g-gCORRECTgANSWERgWavelength
Lightgofgonlygonegcolorg&gonegspecificgwavelengthgisgknowngas?g-
gCORRECTgANSWERgMonochromatic
Refractiongisgalsogknowngasgwhat?g-gCORRECTgANSWER
Transmission
Thegprocessgwheregbygagnewlygcreatedgphotongofglightg(generatedgthroug
hgamplification)gacquiresgenergygequalgtogthegphotonsgthatgcreatedgitgisgkn
owngas?g-gCORRECTgANSWERgStimulatedgEmission
,Thegstatesgofgequilibriumgorgmiddlegstategofglightg-
gCORRECTgANSWERgMetastablegState
Whogtheorizedgstimulatedgemission?g-
gCORRECTgANSWERgAlbertgEinstein
Thegpartgofgtheglasergthatgcontainsgthegactivegmediumgisgcalled?g-
gCORRECTgANSWERgResinatorgcavity
Whatgaregthegstatesgofglightgingstimulatedgemission?g-
gCORRECTgANSWERgGroundgState
ExcitedgStategSi
ngletgStategMeta
stablegState
Alexandriteglaergisgingthegvisibleglightgspectrumgatgwhatgwavelength?g-
gCORRECTgANSWERg755gnm
ThegNd:YAGglasergfallsgingtheginvisibleglightgspectrumgwithgagwavelengthg
ofgwhat?g-gCORRECTgANSWERg1064gnm
Whatgtypegofgwavegisgusedginglaserghairgremoval?g-
gCORRECTgANSWERgPulsed gwave
Agchromophoregisgalsogknowgatgwhat?g-gCORRECTgANSWERgTarget
,Thegchromophoregabsorbsgwhat?g-gCORRECTgANSWERgEnergy
Gogglesgworngbygthegpatientgandgpractitionergmustgbegapprovedgbygwhichg
group?g-
gCORRECTgANSWERgANSIg(AmericangNationalgStandardgInstitute)gfo
rgClassg3BgandgClassg4gLasers
Eachglasergwavelengthgisgwhatgtogitsgmachine?g-gCORRECTgANSWER
Specific
Whatgaregthegparametersgwhengdoingglaserghairgremoval?g-
gCORRECTgANSWERgWavelength
SpotgSizegFl
uencegPulseg
Width
Pulsedglasersgallowgforgselectivegheatinggofgspecificgtargets,gthisgisgalsogkn
owngas?g-gCORRECTgANSWERgSelectivegPhotothermolysis
Thegrate/amountgofgenergygdeliveredgwithingaggivengareagisgknowngas?g-
gCORRECTgANSWERgFluence
Angincreasegingfluencegequalsgangincreasegingwhat?g-
gCORRECTgANSWERgHeat.gResultinggingmoregdamage
, Theglengthgofgtimegtheglight/energygisgingcontactgwithgthegtargetgthatgisgmea
suredgingmillisecondsg(ms):g-
gCORRECTgANSWERgPulsegwidth/Pulsegduration
Ifgthegtimegofgpulsegdurationgisgchangedgfromgmillisecondsgtognanoseconds
gtheglasergisgwhat? g-gCORRECTgANSWERgQgSwitched
AgQgswitchedglasergisgusedgforgwhat?g-
gCORRECTgANSWERgTattoogremoval
WhichgskingtypesgcangtolerategangAlexglaser?g-gCORRECTgANSWERg1-
g4
WhichgskingtypesgcangtolerategagNd:YAGglaser?g-
gCORRECTgANSWERgAllgskingtypes
Whichgskingtypegshouldgonlyghavegelectrolysisgandgnoglaser?g-
gCORRECTgANSWERgTypeg1
Ifgthegpulsegwidthgisggreatergthangthegthermalgrelaxationgtimegitgresultsgin?
-gCORRECTgANSWERgAgburn
Ifgthegpulsegwidthgisglessgthangorgequalgtogthegthermalgrelaxationgtimegitgres
ultsgin?g-gCORRECTgANSWERgPerfectghairgremoval