Cosmetology Test Hair & Scalp Properties 4

Question 1

What is the name for hair loss that follows the typical pattern of receding hairline and thinning crown in men?

Accepted Answer

Androgenetic alopecia

Answer

Androgenetic alopecia (male-pattern baldness) is caused by a genetic sensitivity to dihydrotestosterone (DHT) and follows predictable hair loss patterns.

Question 2

A vellus hair is best described as:

Accepted Answer

A fine, soft, unpigmented hair covering most of the body

Answer

Vellus hair is the fine, soft, short, and usually unpigmented hair that covers most of the human body.

Question 3

What does high porosity in hair indicate?

Accepted Answer

The hair cuticle is raised or damaged and absorbs moisture quickly

Answer

High porosity means the cuticle layer is open or damaged, causing hair to quickly absorb moisture but also lose it rapidly.

Question 4

The hydrogen bonds in hair are broken by which of the following?

Accepted Answer

Water and heat

Answer

Hydrogen bonds are weak physical bonds easily broken by water or heat, which is why wet setting and thermal styling temporarily change hair shape.

Question 5

Tinea capitis is a scalp condition caused by:

Accepted Answer

A fungal infection

Answer

Tinea capitis, commonly called ringworm of the scalp, is a fungal infection and is contagious.

Cosmetology Test Practice Test

Cosmetology Test Practice Test

Cosmetology Test Hair & Scalp Properties 4