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Laser Hair Removal - 40-hour Apprentice Test | 100% Correct Answers | Verified | Latest 2024 Version
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 t...