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5 Written questions

5 Matching questions

  1. What is Squalene?
  2. What are milia?
  3. ...
  4. What does SPF refer to in relation to UVA and UVB radiation?
  5. What effect does Alcohol have on skin?
  1. a Causes Free Radical Damage.
  2. b Squalene is a natural organic compound produced by all plants and animals including humans. Produced in the liver, it is found in sebum, and helps keep hair flexible and the skin retain moisture. []
  3. c The SPF number refers to the degree of protection the sunscreen offers from UVB ("Burning") radiation. It does NOT have any bearing on UVA ("Aging") radiation protection.
  4. d When the skin is exposed to UV radiation, Melanocytes (Melanin producing cells in the skin) produce increased amounts of the skin pigment Melanin as a mechanism of defense to help arrest radiation damage to the skin's cellular structures and DNA.
  5. e Small whitish lumps on the skin caused by clogged sebaceous glands. Milia typically occur on the face with the most common locations being around the eyes, face, across the nose and cheeks. In many instances, Milia disappear after a few weeks.

5 Multiple choice questions

  1. The major concern is the presence of PAH's (Polycyclic Aromatic Hydrocarbons) in unrefined petrolatum. Consumers should look for USP grade Petrolatum (BP in Britain and Ph.Eur in Europe) indicating the petrolatum meets specific purity standards, and buy trusted brands, like Vaseline.
  2. Collagen is a protein fiber which gives structure to the skin. It can be thought of as the studs which form the basic structure of the skin and give it its framework.
  4. A water soluble vitamin made from Niacin. Niacinamide and Soy help forestall the transfer of pigment from Melanocytes to skin cells, helping prevent formation of brown spots. [Skin Type Solution, 26]
  5. Exfoliants are products which help to remove the surface layer of skin, which is comprised of dead skin cells.

5 True/False questions

  1. Is Hydroquinone safe to be used for a protracted period of time?Tanning beds are terrible for the skin. The World Health Organization (WHO) has designated tanning beds as being a Level 1 Carcinogen, meaning they are as carcinogenic as Mustard Gas and Arsenic.


  2. What are anti-inflamatories?Ingredients which soothe the skin and reduce inflammation.


  3. What are the 3 main components of the skin barrier?ceramides, fatty acids, cholesterol


  4. Can cosmetic companies claim their products will physiologically improve skin?...


  5. What percentage of skin aging is a result of sun damage?Ninety percent of skin aging is a result of sun damage