Understanding Hair and Scalp Health: A Professional's Quiz

1. What does Pheomelanin provide in terms of natural hair color?

Red to blonde colorFrom the text:Pheomelanin (fee-oh-MEL-uh-nin) provides natural hair colors from red and ginger to yellow/blonde tones.

Blue to green color

Brown to black color

Purple to pink color

Pheomelanin provides natural hair colors from red and ginger to yellow/blonde tones.

Explanation

Pheomelanin provides natural hair colors from red and ginger to yellow/blonde tones.

2. Pityriasis capitis simplex is marked by:

Redness on the scalp

Excess hair growth

Oily dandruff

Pityriasis capitis simplex is specifically characterized by dry dandruff, rather than oily dandruff, redness on the scalp, or excess hair growth.

Explanation

Pityriasis capitis simplex is specifically characterized by dry dandruff, rather than oily dandruff, redness on the scalp, or excess hair growth.

3. What do side bonds account for in the hair?

Color

Length

Thickness

Side bonds in the hair account for its elasticity, not color, thickness, or length.

Explanation

Side bonds in the hair account for its elasticity, not color, thickness, or length.

4. What is the condition characterized by alternating bands of gray and pigmented hair along the hair strand?

Striped hair

Patchy hair

Streaked hair

Ringed hair is a variety of canities that exhibits alternating bands of gray and pigmented hair along the length of the hair strand.

Explanation

Ringed hair is a variety of canities that exhibits alternating bands of gray and pigmented hair along the length of the hair strand.

5. Swelling the hair and raising the cuticle layer allows:

Hair to grow faster

Hair to change color

Hair to become shiny

Swelling the hair and raising the cuticle layer allows liquids to penetrate because it opens up the space between the cuticle scales, making it easier for substances like hair treatments or dyes to enter the hair shaft.

Explanation

Swelling the hair and raising the cuticle layer allows liquids to penetrate because it opens up the space between the cuticle scales, making it easier for substances like hair treatments or dyes to enter the hair shaft.

6. Finasteride is a prescription drug that is taken:

Nasally

Injected

Topically

Finasteride is taken orally as a prescription medication for men only, not topically, injected, or nasally.

Explanation

Finasteride is taken orally as a prescription medication for men only, not topically, injected, or nasally.

7. What is the main role of the blood and nerve supply found in the dermal papilla?

Controlling hair color

Regulating hormone levels

Supporting hair follicle structure

The blood and nerve supply found in the dermal papilla are responsible for providing the necessary nutrients for hair growth, not for regulating hormone levels, controlling hair color, or supporting hair follicle structure.

Explanation

The blood and nerve supply found in the dermal papilla are responsible for providing the necessary nutrients for hair growth, not for regulating hormone levels, controlling hair color, or supporting hair follicle structure.

8. Almost 40 percent of both men and women show some degree of hair loss by age:

45

50

30

By age 35, almost 40 percent of both men and women show some degree of hair loss according to the text.

Explanation

By age 35, almost 40 percent of both men and women show some degree of hair loss according to the text.