CCP CCP Trichology & Hair Science

Question 1

What is the technical term for the scientific study of hair and scalp?

Accepted Answer

Trichology

Answer

Trichology is the branch of science dedicated to the study of hair and scalp health.

Question 2

Which layer of the hair shaft is responsible for the hair's strength and elasticity?

Accepted Answer

Cortex

Answer

The cortex makes up the bulk of the hair shaft and contains the fibrous proteins and melanin that give hair its strength, elasticity, and color.

Question 3

During which phase of the hair growth cycle does the hair follicle shrink and detach from the dermal papilla?

Accepted Answer

Catagen

Answer

The catagen (transition) phase is a brief period where the follicle regresses and the hair detaches from its blood supply.

Question 4

What condition is characterized by excessive hair loss resulting in patchy bald spots on the scalp?

Accepted Answer

Alopecia areata

Answer

Alopecia areata is an autoimmune condition that causes patchy, non-scarring hair loss on the scalp and body.

Question 5

What is the term for the natural graying of hair due to a decrease in melanin production?

Accepted Answer

Canities

Answer

Canities refers to the gradual graying of hair caused by the reduction of melanin in the hair cortex as a person ages.

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