Laser Hair Removal - 40 Hour Apprentice Test Exam With
100% Correct Answers 2024.
How many layers of the skin are there and what are they?
3 layers:
epidermis (outer)
dermis (middle)
subcutaneous (or hypodermic) (innermost)
What are the phases of hair growth?
Anagen - actively growing
Catagen - transitional phase
Telogen - dormant or resting phase
In what phase can hair be damaged by the laser?
hair in the anlagen phase
What is the purpose of doing multiple treatments?
Hairs are in different stages at different times so we need to do multiple treatments to
catch all the hairs in all the different phases
If a client calls about burning and irritation what do you do?
ask them to come into the office, you take pictures of the blisters, call your physician,
and follow up the next day
What do you do about a red, burning, itchy, rash?
It is a histamine reaction. Take an antihistamine and use hydrocortisone cream.
How long prior to your treatment must you not be exposed to the sun?
2 weeks
If a client is on accutane what are the rules?
They must wait 6 months AFTER finishing accurate to get a treatment.
How long must a client wait after waxing, tweezing, plucking, or threading to get a
treatment?
4 weeks
Who is over laser hair removal practices?
TDLR
What is another word for ingrown hairs?
Pseudofolliculitus barb
***If a woman has male like hair growth on the face what do you do?
Refer them to an OBGYN and could be PCOS
Increasing the wavelength absorbs what?
Less melanin
What laser would would you use on dark skin?
1064 because the longest wavelength and it's further away from the melanin
What is a chromophore? What 3 are for us?
your target; melanin, water, blood
What is calibration?
input=output
What does LASER stand for?
Light Amplification by the Stimulated Emission of Radiation
100% Correct Answers 2024.
How many layers of the skin are there and what are they?
3 layers:
epidermis (outer)
dermis (middle)
subcutaneous (or hypodermic) (innermost)
What are the phases of hair growth?
Anagen - actively growing
Catagen - transitional phase
Telogen - dormant or resting phase
In what phase can hair be damaged by the laser?
hair in the anlagen phase
What is the purpose of doing multiple treatments?
Hairs are in different stages at different times so we need to do multiple treatments to
catch all the hairs in all the different phases
If a client calls about burning and irritation what do you do?
ask them to come into the office, you take pictures of the blisters, call your physician,
and follow up the next day
What do you do about a red, burning, itchy, rash?
It is a histamine reaction. Take an antihistamine and use hydrocortisone cream.
How long prior to your treatment must you not be exposed to the sun?
2 weeks
If a client is on accutane what are the rules?
They must wait 6 months AFTER finishing accurate to get a treatment.
How long must a client wait after waxing, tweezing, plucking, or threading to get a
treatment?
4 weeks
Who is over laser hair removal practices?
TDLR
What is another word for ingrown hairs?
Pseudofolliculitus barb
***If a woman has male like hair growth on the face what do you do?
Refer them to an OBGYN and could be PCOS
Increasing the wavelength absorbs what?
Less melanin
What laser would would you use on dark skin?
1064 because the longest wavelength and it's further away from the melanin
What is a chromophore? What 3 are for us?
your target; melanin, water, blood
What is calibration?
input=output
What does LASER stand for?
Light Amplification by the Stimulated Emission of Radiation
