Skin & Hair Basics
What is the oily substance produced by the sebaceous glands?
Sebum
What general term describes a structural change in tissue caused by damage or injury?
Lesion
Before performing hair removal, what should you do to identify possible contraindications?
Conduct a client consultation / review medical history
What is the general term for hair loss?
Alopecia
A client has healthy skin and no contraindications. Proceed, postpone, or refer?
Proceed
What pigment is responsible for skin and hair color?
Melanin
Skin disorder characterized by light or white irregular patches caused by a burn, scar, inflammation, or a congenital disease that destroys the pigment producing cells?
Leukoderma
True or False: A hair removal professional should diagnose a suspicious skin condition.
False
What term means excessive hair growth?
Hyperpilosity
You notice an unexplained lesion exactly where the client wants hair removed. What should you do?
Avoid the area / postpone and recommend medical evaluation
What does PIH stand for?
Post-inflammatory hyperpigmentation
What primary lesion contains pus?
Pustule
True or False: A hair removal professional should diagnose a suspicious skin condition.
False
Excessive terminal hair growth in a pattern associated with androgen influence is called what?
Hirsutism
A client reports burning and redness after starting a new skin-care product. Should you wax the irritated area?
No — postpone or avoid treatment until the skin is safe to treat
What does PIE stand for?
Post-inflammatory erythema
What is a crack in the skin classified as a secondary lesion?
Fissure
What test may be performed before using a product when sensitivity or allergy is a concern?
Patch test
What condition commonly associated with hormonal imbalance can include hirsutism?
PCOS
A client asks you to tell them what an unusual skin growth is. What should you say?
Do not diagnose; recommend evaluation by a medical professional
What is the major difference between PIH and PIE?
PIH involves excess melanin/pigment; PIE involves redness associated with blood vessels
Name two secondary lesions discussed in this chapter.
Any two appropriate examples, such as fissure and keloid
A client has had previous reactions to hair-removal products. How far in advance should the patch test be performed according to the chapter guidance?
48 hours or more before the service
What is the difference between alopecia and hirsutism?
Alopecia is hair loss; hirsutism is excessive terminal hair growth
During hair removal, your client suddenly develops an adverse skin reaction. What should you do first?
Immediately remove the product