ELECTROLYSIS IBEC AND LASER STATE
BOARD PRACTICE EXAM QUESTIONS &
ANSWERS 2025/2026
1. What is a round follicle for which hair type? - ANSWER→-Straight hair
2. Laser stands for? - ANSWER→-
L- LIGHT
A; AMPLIFICATION
S- STIMULATED
E- EMISSION
R- RADIATION
3. What is the distance measured in nanometers between two peaks? -
ANSWER→-Wavelength
4. Light of only one color and one specific wavelength? - ANSWER→-
Monochromatic
5. Refraction is also know as? - ANSWER→-Transmission
6. Newly created photon of light, requires energy equal to? - ANSWER→-
Simulated Emission
7. Who theorized stimulated emission? - ANSWER→-Albert Einstein
8. Alexandrite laser is in the visible light spectrum at what wavelength? -
ANSWER→-755nm
9. The Nd:YAG laser falls in the invisible light spectrum with a wavelength of
what? - ANSWER→-1064nm
10.What type of wave is used in laser hair removal? - ANSWER→-Pulsed
wave
11.A chromophore is also known as what? - ANSWER→-Target
12.The chromophore absorbs what? - ANSWER→-Energy
,13.Googles are approved by? - ANSWER→-ANSI (American National
Standard Institute)
14.Each laser wavelength is what to it's machine? - ANSWER→-Specific
15.What are the parameters when doing laser hair removal? - ANSWER→-
1. Wavelength
2. Spot size
3. Fluence
4. Pulse Width
16.Pulsed lasers allow for selective heating of specific targets, this is also
known as? - ANSWER→-Selective Photo thermolysis
17.Rate/amount of energy delivered within a given area is? - ANSWER→-
Fluence
18.Increase in fluence equals an increase in what? - ANSWER→-Heat
19.Length of time the light/energy is in contact with the target that is measured
in milliseconds? - ANSWER→-Pulse width/Pulse duration
20.If the time of pulse duration is changed from milliseconds to nanoseconds
the laser is what? - ANSWER→-Q Switched
21.A Q-Switched laser is used for what? - ANSWER→-Tattoo Removal
22.Which skin types can tolerate an ALEX LASER? - ANSWER→-Fitzpatrick
1-4
23.Which skin types can tolerate an Nd:YAG laser? - ANSWER→-ALL SKIN
TYPES
24.Which skin type can only have electrolysis? - ANSWER→-Type 1
25.If the pulse width is greater than the thermal relaxation time, it results in? -
ANSWER→-A Burn
26.If the pulse width is less than or equal to the thermal relaxation time, it
results in? - ANSWER→-Perfect hair removal
, 27.Larger structures have what thermal relaxation times (TRT)? - ANSWER→-
Longer
28.Smaller structures have what thermal relaxation times (TRT)? -
ANSWER→-Shorter
29.What kind of pulse widths protect the epidermis, penetrate deeper, and cool
more slowly? - ANSWER→-Long
30.Longer pulse widths are for what skin types? - ANSWER→-Fitzpatrick 4-6
31.What kind of pulse widths are more aggressive and heat up and cool down
quickly? - ANSWER→-Short
32.Shorter pulse widths are for what skin type? - ANSWER→-Fitzpatrick 1-3
33.What percentage of follicles are damaged with each laser treatment? -
ANSWER→-15%
34.Long term stable reduction of the growing hairs after a treatment? -
ANSWER→-LASER HAIR REMOVAL
35.What does the FDA call laser hair removal? - ANSWER→-Permanent hair
reduction
36.What is the highest setting the skin can tolerate without damage called? -
ANSWER→-Fluence Threshold
37.What is the highest setting the patient can tolerate without the treatment
becoming impossible? - ANSWER→-Patient Threshold
38.What is hair density? - ANSWER→-The amount of hair per square
centimeter
39.The higher the hair density, the _________________ the fluence? -
ANSWER→-Lower
40.What percentage of overlapping do you want when doing laser hair
removal? - ANSWER→-30%
BOARD PRACTICE EXAM QUESTIONS &
ANSWERS 2025/2026
1. What is a round follicle for which hair type? - ANSWER→-Straight hair
2. Laser stands for? - ANSWER→-
L- LIGHT
A; AMPLIFICATION
S- STIMULATED
E- EMISSION
R- RADIATION
3. What is the distance measured in nanometers between two peaks? -
ANSWER→-Wavelength
4. Light of only one color and one specific wavelength? - ANSWER→-
Monochromatic
5. Refraction is also know as? - ANSWER→-Transmission
6. Newly created photon of light, requires energy equal to? - ANSWER→-
Simulated Emission
7. Who theorized stimulated emission? - ANSWER→-Albert Einstein
8. Alexandrite laser is in the visible light spectrum at what wavelength? -
ANSWER→-755nm
9. The Nd:YAG laser falls in the invisible light spectrum with a wavelength of
what? - ANSWER→-1064nm
10.What type of wave is used in laser hair removal? - ANSWER→-Pulsed
wave
11.A chromophore is also known as what? - ANSWER→-Target
12.The chromophore absorbs what? - ANSWER→-Energy
,13.Googles are approved by? - ANSWER→-ANSI (American National
Standard Institute)
14.Each laser wavelength is what to it's machine? - ANSWER→-Specific
15.What are the parameters when doing laser hair removal? - ANSWER→-
1. Wavelength
2. Spot size
3. Fluence
4. Pulse Width
16.Pulsed lasers allow for selective heating of specific targets, this is also
known as? - ANSWER→-Selective Photo thermolysis
17.Rate/amount of energy delivered within a given area is? - ANSWER→-
Fluence
18.Increase in fluence equals an increase in what? - ANSWER→-Heat
19.Length of time the light/energy is in contact with the target that is measured
in milliseconds? - ANSWER→-Pulse width/Pulse duration
20.If the time of pulse duration is changed from milliseconds to nanoseconds
the laser is what? - ANSWER→-Q Switched
21.A Q-Switched laser is used for what? - ANSWER→-Tattoo Removal
22.Which skin types can tolerate an ALEX LASER? - ANSWER→-Fitzpatrick
1-4
23.Which skin types can tolerate an Nd:YAG laser? - ANSWER→-ALL SKIN
TYPES
24.Which skin type can only have electrolysis? - ANSWER→-Type 1
25.If the pulse width is greater than the thermal relaxation time, it results in? -
ANSWER→-A Burn
26.If the pulse width is less than or equal to the thermal relaxation time, it
results in? - ANSWER→-Perfect hair removal
, 27.Larger structures have what thermal relaxation times (TRT)? - ANSWER→-
Longer
28.Smaller structures have what thermal relaxation times (TRT)? -
ANSWER→-Shorter
29.What kind of pulse widths protect the epidermis, penetrate deeper, and cool
more slowly? - ANSWER→-Long
30.Longer pulse widths are for what skin types? - ANSWER→-Fitzpatrick 4-6
31.What kind of pulse widths are more aggressive and heat up and cool down
quickly? - ANSWER→-Short
32.Shorter pulse widths are for what skin type? - ANSWER→-Fitzpatrick 1-3
33.What percentage of follicles are damaged with each laser treatment? -
ANSWER→-15%
34.Long term stable reduction of the growing hairs after a treatment? -
ANSWER→-LASER HAIR REMOVAL
35.What does the FDA call laser hair removal? - ANSWER→-Permanent hair
reduction
36.What is the highest setting the skin can tolerate without damage called? -
ANSWER→-Fluence Threshold
37.What is the highest setting the patient can tolerate without the treatment
becoming impossible? - ANSWER→-Patient Threshold
38.What is hair density? - ANSWER→-The amount of hair per square
centimeter
39.The higher the hair density, the _________________ the fluence? -
ANSWER→-Lower
40.What percentage of overlapping do you want when doing laser hair
removal? - ANSWER→-30%
