Electrolysis IBEC+Laser STATE BOARD
Practice test 2018
Laser stands for what? - correct answer-Light
Amplification by
Stimulated
Emission of
Radiation
What is the distance measured in nanometers between two peaks or two troughs known as?
- correct answer-Wavelength
Light of only one color & one specific wavelength is known as? - correct
answer-Monochromatic
Refraction is also known as what? - correct 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? - correct
answer-Stimulated Emission
The states of equilibrium or middle state of light - correct answer-Metastable State
Who theorized stimulated emission? - correct answer-Albert Einstein
The part of the laser that contains the active medium is called? - correct answer-Resinator
cavity
What are the states of light in stimulated emission? - correct answer-Ground State
Excited State
Singlet State
Metastable State
Alexandrite laer is in the visible light spectrum at what wavelength? - correct answer-755 nm
The Nd:YAG laser falls in the invisible light spectrum with a wavelength of what? - correct
answer-1064 nm
What type of wave is used in laser hair removal? - correct answer-Pulsed wave
A chromophore is also know at what? - correct answer-Target
The chromophore absorbs what? - correct answer-Energy
,Goggles worn by the patient and practitioner must be approved by which group? - correct
answer-ANSI (American National Standard Institute) for Class 3B and Class 4 Lasers
Each laser wavelength is what to its machine? - correct answer-Specific
What are the parameters when doing laser hair removal? - correct answer-Wavelength
Spot Size
Fluence
Pulse Width
Pulsed lasers allow for selective heating of specific targets, this is also known as? - correct
answer-Selective Photothermolysis
The rate/amount of energy delivered within a given area is known as? - correct
answer-Fluence
An increase in fluence equals an increase in what? - correct 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): - correct answer-Pulse width/Pulse duration
If the time of pulse duration is changed from milliseconds to nanoseconds the laser is what?
- correct answer-Q Switched
A Q switched laser is used for what? - correct answer-Tattoo removal
Which skin types can tolerate an Alex laser? - correct answer-1-4
Which skin types can tolerate a Nd:YAG laser? - correct answer-All skin types
Which skin type should only have electrolysis and no laser? - correct answer-Type 1
If the pulse width is greater than the thermal relaxation time it results in? - correct answer-A
burn
If the pulse width is less than or equal to the thermal relaxation time it results in? - correct
answer-Perfect hair removal
Larger structures have __________ thermal relaxation times (TRT) - correct answer-Longer
Smaller structures have _______ thermal relaxation times (TRT) - correct answer-Shorter
What kind of pulse widths protect the epidermis, penetrate deeper and cool more slowly? -
correct answer-Long
Longer pulse widths are for what skin type? - correct answer-4-6
, What kind of pulse widths are more aggressive and heat up and cool down quickly? - correct
answer-Short
Shorter pulse widths are for what skin type? - correct answer-1-3
What percentage of follicles are damaged with each laser treatment? - correct answer-15%
What is a long-term stable reduction of the growing hairs after a treatment regime? - correct
answer-Laser Hair Removal (LHR)
What does the FDA call laser hair removal? - correct answer-Permanent hair reduction
What is the highest setting the skin can tolerate without damage called? - correct
answer-Fluence Threshold
What is the highest setting the patient can tolerate without the treatment becoming
impossible called? - correct answer-Patient Threshold
The amount of hair per one square centimeter is known as? - correct answer-Hair density
The higher the hair density, the _______ the fluence? - correct answer-Lower
What percentage of overlapping do you want when doing LHR? - correct answer-30%
Darker/tanned skin requires what kind of fluence? - correct answer-Lower
What should you never use to clean a patient's skin prior to LHR? - correct answer-Alcohol
Pulse duration is measured in what unit? - correct answer-milliseconds (ms)
Spot size is measured in what unit? - correct answer-millimeters (mm)
Repetition rate is measured in what unit? - correct answer-hertz (Hz)
Who is the grandfather of laser and was the first person to use water to cool the skin during
laser? - correct answer-Rox Anderson
The formula for fluence is? - correct answer-Joules = J/cm2
What kind of lasers allow for selective heating of specific targets? - correct answer-Selective
photothermolysis
For deeper laser penetration what should the practitioner do to the laser? - correct
answer-Change to a bigger spot size
The primary reason for using cooling devices during laser hair removal is? - correct
answer-Allows for higher and more effective fluences to be used while sparing the epidermis
Practice test 2018
Laser stands for what? - correct answer-Light
Amplification by
Stimulated
Emission of
Radiation
What is the distance measured in nanometers between two peaks or two troughs known as?
- correct answer-Wavelength
Light of only one color & one specific wavelength is known as? - correct
answer-Monochromatic
Refraction is also known as what? - correct 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? - correct
answer-Stimulated Emission
The states of equilibrium or middle state of light - correct answer-Metastable State
Who theorized stimulated emission? - correct answer-Albert Einstein
The part of the laser that contains the active medium is called? - correct answer-Resinator
cavity
What are the states of light in stimulated emission? - correct answer-Ground State
Excited State
Singlet State
Metastable State
Alexandrite laer is in the visible light spectrum at what wavelength? - correct answer-755 nm
The Nd:YAG laser falls in the invisible light spectrum with a wavelength of what? - correct
answer-1064 nm
What type of wave is used in laser hair removal? - correct answer-Pulsed wave
A chromophore is also know at what? - correct answer-Target
The chromophore absorbs what? - correct answer-Energy
,Goggles worn by the patient and practitioner must be approved by which group? - correct
answer-ANSI (American National Standard Institute) for Class 3B and Class 4 Lasers
Each laser wavelength is what to its machine? - correct answer-Specific
What are the parameters when doing laser hair removal? - correct answer-Wavelength
Spot Size
Fluence
Pulse Width
Pulsed lasers allow for selective heating of specific targets, this is also known as? - correct
answer-Selective Photothermolysis
The rate/amount of energy delivered within a given area is known as? - correct
answer-Fluence
An increase in fluence equals an increase in what? - correct 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): - correct answer-Pulse width/Pulse duration
If the time of pulse duration is changed from milliseconds to nanoseconds the laser is what?
- correct answer-Q Switched
A Q switched laser is used for what? - correct answer-Tattoo removal
Which skin types can tolerate an Alex laser? - correct answer-1-4
Which skin types can tolerate a Nd:YAG laser? - correct answer-All skin types
Which skin type should only have electrolysis and no laser? - correct answer-Type 1
If the pulse width is greater than the thermal relaxation time it results in? - correct answer-A
burn
If the pulse width is less than or equal to the thermal relaxation time it results in? - correct
answer-Perfect hair removal
Larger structures have __________ thermal relaxation times (TRT) - correct answer-Longer
Smaller structures have _______ thermal relaxation times (TRT) - correct answer-Shorter
What kind of pulse widths protect the epidermis, penetrate deeper and cool more slowly? -
correct answer-Long
Longer pulse widths are for what skin type? - correct answer-4-6
, What kind of pulse widths are more aggressive and heat up and cool down quickly? - correct
answer-Short
Shorter pulse widths are for what skin type? - correct answer-1-3
What percentage of follicles are damaged with each laser treatment? - correct answer-15%
What is a long-term stable reduction of the growing hairs after a treatment regime? - correct
answer-Laser Hair Removal (LHR)
What does the FDA call laser hair removal? - correct answer-Permanent hair reduction
What is the highest setting the skin can tolerate without damage called? - correct
answer-Fluence Threshold
What is the highest setting the patient can tolerate without the treatment becoming
impossible called? - correct answer-Patient Threshold
The amount of hair per one square centimeter is known as? - correct answer-Hair density
The higher the hair density, the _______ the fluence? - correct answer-Lower
What percentage of overlapping do you want when doing LHR? - correct answer-30%
Darker/tanned skin requires what kind of fluence? - correct answer-Lower
What should you never use to clean a patient's skin prior to LHR? - correct answer-Alcohol
Pulse duration is measured in what unit? - correct answer-milliseconds (ms)
Spot size is measured in what unit? - correct answer-millimeters (mm)
Repetition rate is measured in what unit? - correct answer-hertz (Hz)
Who is the grandfather of laser and was the first person to use water to cool the skin during
laser? - correct answer-Rox Anderson
The formula for fluence is? - correct answer-Joules = J/cm2
What kind of lasers allow for selective heating of specific targets? - correct answer-Selective
photothermolysis
For deeper laser penetration what should the practitioner do to the laser? - correct
answer-Change to a bigger spot size
The primary reason for using cooling devices during laser hair removal is? - correct
answer-Allows for higher and more effective fluences to be used while sparing the epidermis
