1
Electrolysis IBEC + Laser STATE BOARD
Practice Test Questions and Answers
Updated 2024/2025 | VERIFIED.
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
,2
Who theorized stimulated emission? - (ANSWER)Albert Einstein
The part of the laser that contains the active medium is called? -
(ANSWER)Resinator cavity
What are the states of light in stimulated emission? - (ANSWER)Ground State
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
,3
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
Spot Size
Fluence
Pulse Width
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
, 4
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
If the pulse width is greater than the thermal relaxation time it results in? -
(ANSWER)A burn
If the pulse width is less than or equal to the thermal relaxation time it results in?
- (ANSWER)Perfect hair removal
Larger structures have __________ thermal relaxation times (TRT) -
(ANSWER)Longer
Smaller structures have _______ thermal relaxation times (TRT) -
(ANSWER)Shorter
Electrolysis IBEC + Laser STATE BOARD
Practice Test Questions and Answers
Updated 2024/2025 | VERIFIED.
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
,2
Who theorized stimulated emission? - (ANSWER)Albert Einstein
The part of the laser that contains the active medium is called? -
(ANSWER)Resinator cavity
What are the states of light in stimulated emission? - (ANSWER)Ground State
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
,3
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
Spot Size
Fluence
Pulse Width
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
, 4
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
If the pulse width is greater than the thermal relaxation time it results in? -
(ANSWER)A burn
If the pulse width is less than or equal to the thermal relaxation time it results in?
- (ANSWER)Perfect hair removal
Larger structures have __________ thermal relaxation times (TRT) -
(ANSWER)Longer
Smaller structures have _______ thermal relaxation times (TRT) -
(ANSWER)Shorter
