Question

1. the hairs ability to stretch and return to its original length without breaking is referred to as hair ______. a) elasticity c) porosity b) density d) texture 18. people with dry hair and scalp should ____. a) shampoo their hair frequently b) use strong soaps and detergents c) avoid using products containing emollients d) avoid products with high alcohol content 19. people with oily hair and scalp should ____. a) use a shampoo that changes the ph value of the scalp to around 10 b) thoroughly rinse hair after shampooing c) use products that activate sebaceous glands d) use excessively harsh products as they can curb oil production 20. in the context of the main types of body hair, which of the following is short, fine, unpigmented body hair often referred to as peach fuzz? a) lanugo hair b) vellus hair c) terminal hair d) fetus hair 21. in the context of the hair growth cycle, the ______ phase is the growth phase. a) transition c) catagen b) telogen d) anagen

Explanation:

1. Elasticity is the property of hair to stretch and return to its original length without breaking.
2. High - alcohol content products can dry out hair and scalp further, so people with dry hair and scalp should avoid them.
3. Thoroughly rinsing hair after shampooing helps remove excess oil for people with oily hair and scalp.
4. Vellus hair is short, fine, unpigmented body hair often called peach fuzz.
5. The anagen phase is the growth phase in the hair growth cycle.

Answer:

1. A. elasticity
2. D. avoid products with high alcohol content
3. B. thoroughly rinse hair after shampooing
4. B. vellus hair
5. D. anagen