Skin Care Products
What are the most common allergens in skin care products?
Fragrances, some preservatives, and chemical sunscreen ingredients
What is the difference between lanugo and vellus hair?
Lanugo is soft downy hair found on a fetus and vellus hair is the soft peach fuzz hair found on areas of the face and body not covered with terminal hair.
How is keratosis pilaris treated?
Topical chemical exfoliants that keep the follicles free of keratin, like AHA or BHA products, along with light mechanical exfoliation can help.
The Environmental Protection Agency (EPA) registers many different types of________.
Disinfectants
What does thermolysis refer to? What type of effect?
Heat Effect
What should an esthetician do if during a facial treatment the client has an adverse reaction?
Immediately remove the product, rinse the skin with cold water, and apply cool compresses until the skin calms.
What is the most effective stage for hair removal?
The anagen phase is the most effective stage for hair removal.
What is a pink or flesh-colored precancerous lesion that feels sharp or rough and is a result of sun damage?
Actinic Keratosis
Single-celled organisms that have characteristics of both plants and animals are called______.
Bacteria
A buffering product does what?
Reduces Irritation
Name the sources that cosmetic ingredients can be derived from.
Natural sources, including plants, vitamins, or animals. Ingredients can also be synthesized in a lab using chemical compounds.
What is another name for threading?
Banding is another name for threading
Milia are most common in ______ skin types.
Dry
What is a contagious skin disease caused by the itch mite?
Scabies
Light-emitting diode (LED) devices help with what type of skin concern?
Reduce Acne
What are the two main categories of ingredients in cosmetic chemistry?
Functional ingredients and performance ingredients
What are hair papillae necessary for?
The hair papillae, located at the base of the follicle, houses capillaries for nourishment and are essential to hair growth.
Sebaceous hyperplasia growths tend to be what type of shape?
Doughnut Shaped
All disinfectants are______ in the presence of oils, lotions, creams, and dust.
Inactivated
The primary causes of cellulite are _____ and genetics.
Female Hormones
What are three benefits of professional skin care products compared to over-the-counter brands?
1. Ability to customize for all skin types and conditions 2. Higher quality &quantity of performance ingredients 3. Concentrated and cost effective
IPL hair removal involves the use of ______ .
Short, powerful bursts of light
The medical term for cold sores or fever blisters is..
Herpes Simplex Virus
_______ are a form of formaldehyde, have a very high pH, and can damage the skin and eyes.
Phenolic disinfectants
Synthetic sources of dermal fillers include hyaluronic acid and ______.
Silicone