Electrolysis IBEC+Laser STATE BOARD Practice test 2018
Exam|questions With Correct Answers|Verified
Laser stands for what? - Light
Amplification by
Stimulated
Emission of
Radiation
What is the distance measured in nanometers between two peaks or two troughs known as? -
Wavelength
Light of only one color & one specific wavelength is known as? - Monochromatic
Refraction is also known as what? - 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? - Stimulated Emission
The states of equilibrium or middle state of light - Metastable State
Who theorized stimulated emission? - Albert Einstein
The part of the laser that contains the active medium is called? - Resinator cavity
What are the states of light in stimulated emission? - Ground State
Excited State
Singlet State
,Metastable State
Alexandrite laer is in the visible light spectrum at what wavelength? - 755 nm
The Nd:YAG laser falls in the invisible light spectrum with a wavelength of what? - 1064
nm
What type of wave is used in laser hair removal? - Pulsed wave
A chromophore is also know at what? - Target
The chromophore absorbs what? - Energy
Goggles worn by the patient and practitioner must be approved by which group? - ANSI
(American National Standard Institute) for Class 3B and Class 4 Lasers
Each laser wavelength is what to its machine? - Specific
What are the parameters when doing laser hair removal? - Wavelength
Spot Size
Fluence
Pulse Width
Pulsed lasers allow for selective heating of specific targets, this is also known as? -
Selective Photothermolysis
The rate/amount of energy delivered within a given area is known as? - Fluence
,An increase in fluence equals an increase in what? - Heat. Resulting in more damage
The length of time the light/energy is in contact with the target that is measured in milliseconds
(ms): - Pulse width/Pulse duration
If the time of pulse duration is changed from milliseconds to nanoseconds the laser is what? -
Q Switched
A Q switched laser is used for what? - Tattoo removal
Which skin types can tolerate an Alex laser? - 1-4
Which skin types can tolerate a Nd:YAG laser? - All skin types
Which skin type should only have electrolysis and no laser? - Type 1
If the pulse width is greater than the thermal relaxation time it results in? - A burn
If the pulse width is less than or equal to the thermal relaxation time it results in? -
Perfect hair removal
Larger structures have __________ thermal relaxation times (TRT) - Longer
Smaller structures have _______ thermal relaxation times (TRT) - Shorter
What kind of pulse widths protect the epidermis, penetrate deeper and cool more slowly? -
Long
, Longer pulse widths are for what skin type? - 4-6
What kind of pulse widths are more aggressive and heat up and cool down quickly? -
Short
Shorter pulse widths are for what skin type? - 1-3
What percentage of follicles are damaged with each laser treatment? - 15%
What is a long-term stable reduction of the growing hairs after a treatment regime? -
Laser Hair Removal (LHR)
What does the FDA call laser hair removal? - Permanent hair reduction
What is the highest setting the skin can tolerate without damage called? - Fluence
Threshold
What is the highest setting the patient can tolerate without the treatment becoming impossible
called? - Patient Threshold
The amount of hair per one square centimeter is known as? - Hair density
The higher the hair density, the _______ the fluence? - Lower
What percentage of overlapping do you want when doing LHR? - 30%
Darker/tanned skin requires what kind of fluence? - Lower
Exam|questions With Correct Answers|Verified
Laser stands for what? - Light
Amplification by
Stimulated
Emission of
Radiation
What is the distance measured in nanometers between two peaks or two troughs known as? -
Wavelength
Light of only one color & one specific wavelength is known as? - Monochromatic
Refraction is also known as what? - 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? - Stimulated Emission
The states of equilibrium or middle state of light - Metastable State
Who theorized stimulated emission? - Albert Einstein
The part of the laser that contains the active medium is called? - Resinator cavity
What are the states of light in stimulated emission? - Ground State
Excited State
Singlet State
,Metastable State
Alexandrite laer is in the visible light spectrum at what wavelength? - 755 nm
The Nd:YAG laser falls in the invisible light spectrum with a wavelength of what? - 1064
nm
What type of wave is used in laser hair removal? - Pulsed wave
A chromophore is also know at what? - Target
The chromophore absorbs what? - Energy
Goggles worn by the patient and practitioner must be approved by which group? - ANSI
(American National Standard Institute) for Class 3B and Class 4 Lasers
Each laser wavelength is what to its machine? - Specific
What are the parameters when doing laser hair removal? - Wavelength
Spot Size
Fluence
Pulse Width
Pulsed lasers allow for selective heating of specific targets, this is also known as? -
Selective Photothermolysis
The rate/amount of energy delivered within a given area is known as? - Fluence
,An increase in fluence equals an increase in what? - Heat. Resulting in more damage
The length of time the light/energy is in contact with the target that is measured in milliseconds
(ms): - Pulse width/Pulse duration
If the time of pulse duration is changed from milliseconds to nanoseconds the laser is what? -
Q Switched
A Q switched laser is used for what? - Tattoo removal
Which skin types can tolerate an Alex laser? - 1-4
Which skin types can tolerate a Nd:YAG laser? - All skin types
Which skin type should only have electrolysis and no laser? - Type 1
If the pulse width is greater than the thermal relaxation time it results in? - A burn
If the pulse width is less than or equal to the thermal relaxation time it results in? -
Perfect hair removal
Larger structures have __________ thermal relaxation times (TRT) - Longer
Smaller structures have _______ thermal relaxation times (TRT) - Shorter
What kind of pulse widths protect the epidermis, penetrate deeper and cool more slowly? -
Long
, Longer pulse widths are for what skin type? - 4-6
What kind of pulse widths are more aggressive and heat up and cool down quickly? -
Short
Shorter pulse widths are for what skin type? - 1-3
What percentage of follicles are damaged with each laser treatment? - 15%
What is a long-term stable reduction of the growing hairs after a treatment regime? -
Laser Hair Removal (LHR)
What does the FDA call laser hair removal? - Permanent hair reduction
What is the highest setting the skin can tolerate without damage called? - Fluence
Threshold
What is the highest setting the patient can tolerate without the treatment becoming impossible
called? - Patient Threshold
The amount of hair per one square centimeter is known as? - Hair density
The higher the hair density, the _______ the fluence? - Lower
What percentage of overlapping do you want when doing LHR? - 30%
Darker/tanned skin requires what kind of fluence? - Lower
