Cosmetology Test Principles of Skin Care 4

Question 1

Which acid is classified as an alpha hydroxy acid (AHA) and is commonly derived from milk?

Accepted Answer

Lactic acid

Answer

Salicylic acid

Answer

Glycolic acid

Answer

Azelaic acid

Question 2

Salicylic acid is classified as a beta hydroxy acid (BHA) and is especially effective for which skin concern?

Accepted Answer

Acne and clogged pores

Answer

Hyperpigmentation

Answer

Dehydration

Answer

Fine lines and wrinkles

Question 3

What is the purpose of a toner in a basic skin care routine?

Accepted Answer

To rebalance skin pH and remove residual cleanser

Answer

To remove makeup

Answer

To provide heavy moisturization

Answer

To apply SPF protection

Question 4

Which of the following best describes combination skin?

Accepted Answer

Oily T-zone with dry or normal cheeks

Answer

Uniform oiliness across the entire face

Answer

Consistently dry across all areas

Answer

Highly sensitive to all products

Question 5

What is hyperpigmentation?

Accepted Answer

Excess melanin production causing dark spots or patches

Answer

A lack of melanin causing light patches

Answer

Redness caused by inflammation

Answer

Loss of skin elasticity

Question 6

Which type of ultraviolet radiation is primarily responsible for premature skin aging (photoaging)?

Accepted Answer

UVA rays

Answer

UVC rays

Answer

UVB rays

Answer

Infrared rays

Question 7

A client complains of sudden redness, swelling, and itching after applying a new product. This reaction is most likely:

Accepted Answer

Contact dermatitis

Answer

Comedogenic reaction

Answer

Hyperpigmentation

Answer

Milia formation