Electrolysis IBEC+Laser STATE BOARD
Practice Test Questions with Correct Answers
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?
Practice Test Questions with Correct Answers
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?
