1
Electrolysis IBEC and Laser STATE BOARD Practice
Test Questions and Answers Updated 2024/2025
(GRADED)
书山有路勤为书山有路勤为径，学海无涯苦作舟书
山书山有路勤为径，学海无涯苦作舟有路勤为径，
•
学海无涯苦作舟径，学海无涯苦作舟
Laser stands for what? - (answer)Light
Amplification by
Stimulated
Emission of
Radiation
What is the distance measured in nanometers between two peaks or two
troughs known as? - (answer)Wavelength
Light of only one color & one specific wavelength is known as? -
(answer)Monochromatic
Refraction is also known as what? - (answer)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? - (answer)Stimulated Emission
The states of equilibrium or middle state of light - (answer)Metastable State
Who theorized stimulated emission? - (answer)Albert Einstein
, 2
The part of the laser that contains the active medium is called? -
(answer)Resinator cavity
书山有路勤为书山有路勤为径，学海无涯苦作舟书
What山书山有路勤为径，学海无涯苦作舟有路勤为径，
are the states of light in stimulated emission? - (answer)Ground State
学海无涯苦作舟径，学海无涯苦作舟
Excited State
Singlet State
Metastable State
Alexandrite laer is in the visible light spectrum at what wavelength? -
(answer)755 nm
The Nd:YAG laser falls in the invisible light spectrum with a wavelength of
what? - (answer)1064 nm
What type of wave is used in laser hair removal? - (answer)Pulsed wave
A chromophore is also know at what? - (answer)Target
The chromophore absorbs what? - (answer)Energy
Goggles worn by the patient and practitioner must be approved by which
group? - (answer)ANSI (American National Standard Institute) for Class 3B and
Class 4 Lasers
Each laser wavelength is what to its machine? - (answer)Specific
What are the parameters when doing laser hair removal? -
(answer)Wavelength
, 3
Spot Size
Fluence
Pulse书山有路勤为书山有路勤为径，学海无涯苦作舟书
Width
山书山有路勤为径，学海无涯苦作舟有路勤为径，
学海无涯苦作舟径，学海无涯苦作舟
Pulsed lasers allow for selective heating of specific targets, this is also known
as? - (answer)Selective Photothermolysis
The rate/amount of energy delivered within a given area is known as? -
(answer)Fluence
An increase in fluence equals an increase in what? - (answer)Heat. Resulting in
more damage
The length of time the light/energy is in contact with the target that is
measured in milliseconds (ms): - (answer)Pulse width/Pulse duration
If the time of pulse duration is changed from milliseconds to nanoseconds the
laser is what? - (answer)Q Switched
A Q switched laser is used for what? - (answer)Tattoo removal
Which skin types can tolerate an Alex laser? - (answer)1-4
Which skin types can tolerate a Nd:YAG laser? - (answer)All skin types
Which skin type should only have electrolysis and no laser? - (answer)Type 1
, 4
If the pulse width is greater than the thermal relaxation time it results in? -
(answer)A burn
书山有路勤为书山有路勤为径，学海无涯苦作舟书
If the山书山有路勤为径，学海无涯苦作舟有路勤为径，
pulse width is less than or equal to the thermal relaxation time it results
in? - (answer)Perfect hair removal
学海无涯苦作舟径，学海无涯苦作舟
Larger structures have __________ thermal relaxation times (TRT) -
(answer)Longer
Smaller structures have _______ thermal relaxation times (TRT) -
(answer)Shorter
What kind of pulse widths protect the epidermis, penetrate deeper and cool
more slowly? - (answer)Long
Longer pulse widths are for what skin type? - (answer)4-6
What kind of pulse widths are more aggressive and heat up and cool down
quickly? - (answer)Short
Shorter pulse widths are for what skin type? - (answer)1-3
What percentage of follicles are damaged with each laser treatment? -
(answer)15%
What is a long-term stable reduction of the growing hairs after a treatment
regime? - (answer)Laser Hair Removal (LHR)
Electrolysis IBEC and Laser STATE BOARD Practice
Test Questions and Answers Updated 2024/2025
(GRADED)
书山有路勤为书山有路勤为径，学海无涯苦作舟书
山书山有路勤为径，学海无涯苦作舟有路勤为径，
•
学海无涯苦作舟径，学海无涯苦作舟
Laser stands for what? - (answer)Light
Amplification by
Stimulated
Emission of
Radiation
What is the distance measured in nanometers between two peaks or two
troughs known as? - (answer)Wavelength
Light of only one color & one specific wavelength is known as? -
(answer)Monochromatic
Refraction is also known as what? - (answer)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? - (answer)Stimulated Emission
The states of equilibrium or middle state of light - (answer)Metastable State
Who theorized stimulated emission? - (answer)Albert Einstein
, 2
The part of the laser that contains the active medium is called? -
(answer)Resinator cavity
书山有路勤为书山有路勤为径，学海无涯苦作舟书
What山书山有路勤为径，学海无涯苦作舟有路勤为径，
are the states of light in stimulated emission? - (answer)Ground State
学海无涯苦作舟径，学海无涯苦作舟
Excited State
Singlet State
Metastable State
Alexandrite laer is in the visible light spectrum at what wavelength? -
(answer)755 nm
The Nd:YAG laser falls in the invisible light spectrum with a wavelength of
what? - (answer)1064 nm
What type of wave is used in laser hair removal? - (answer)Pulsed wave
A chromophore is also know at what? - (answer)Target
The chromophore absorbs what? - (answer)Energy
Goggles worn by the patient and practitioner must be approved by which
group? - (answer)ANSI (American National Standard Institute) for Class 3B and
Class 4 Lasers
Each laser wavelength is what to its machine? - (answer)Specific
What are the parameters when doing laser hair removal? -
(answer)Wavelength
, 3
Spot Size
Fluence
Pulse书山有路勤为书山有路勤为径，学海无涯苦作舟书
Width
山书山有路勤为径，学海无涯苦作舟有路勤为径，
学海无涯苦作舟径，学海无涯苦作舟
Pulsed lasers allow for selective heating of specific targets, this is also known
as? - (answer)Selective Photothermolysis
The rate/amount of energy delivered within a given area is known as? -
(answer)Fluence
An increase in fluence equals an increase in what? - (answer)Heat. Resulting in
more damage
The length of time the light/energy is in contact with the target that is
measured in milliseconds (ms): - (answer)Pulse width/Pulse duration
If the time of pulse duration is changed from milliseconds to nanoseconds the
laser is what? - (answer)Q Switched
A Q switched laser is used for what? - (answer)Tattoo removal
Which skin types can tolerate an Alex laser? - (answer)1-4
Which skin types can tolerate a Nd:YAG laser? - (answer)All skin types
Which skin type should only have electrolysis and no laser? - (answer)Type 1
, 4
If the pulse width is greater than the thermal relaxation time it results in? -
(answer)A burn
书山有路勤为书山有路勤为径，学海无涯苦作舟书
If the山书山有路勤为径，学海无涯苦作舟有路勤为径，
pulse width is less than or equal to the thermal relaxation time it results
in? - (answer)Perfect hair removal
学海无涯苦作舟径，学海无涯苦作舟
Larger structures have __________ thermal relaxation times (TRT) -
(answer)Longer
Smaller structures have _______ thermal relaxation times (TRT) -
(answer)Shorter
What kind of pulse widths protect the epidermis, penetrate deeper and cool
more slowly? - (answer)Long
Longer pulse widths are for what skin type? - (answer)4-6
What kind of pulse widths are more aggressive and heat up and cool down
quickly? - (answer)Short
Shorter pulse widths are for what skin type? - (answer)1-3
What percentage of follicles are damaged with each laser treatment? -
(answer)15%
What is a long-term stable reduction of the growing hairs after a treatment
regime? - (answer)Laser Hair Removal (LHR)
