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