CHS Scalp & Hair Health 5

Question 1

A client's scalp shows redness, itching, and yellow, greasy flakes near the hairline and eyebrows. This presentation is most consistent with:

Accepted Answer

Seborrheic dermatitis

Answer

Seborrheic dermatitis presents as yellowish, oily flakes with redness in sebum-rich areas like the scalp, hairline, eyebrows, and sides of the nose.

Question 2

Which hair growth phase lasts the longest, typically 2–7 years?

Accepted Answer

Anagen

Answer

The anagen phase is the active growth phase during which cells in the hair bulb divide rapidly; it lasts 2–7 years and determines hair length potential.

Question 3

Which mineral deficiency is commonly linked to excessive hair shedding and poor hair growth?

Accepted Answer

Iron

Answer

Iron deficiency (anemia) deprives hair follicles of adequate oxygen and nutrients, leading to increased shedding and slowed growth.

Question 4

A Wood's lamp examination of the scalp is used primarily to:

Accepted Answer

Detect fungal infections and scalp fluorescence

Answer

A Wood's lamp emits UV light that causes certain fungal infections and scalp conditions to fluoresce, aiding in diagnosis.

Question 5

Which cleansing approach is most appropriate for a client with a sensitized, inflamed scalp?

Accepted Answer

Gentle, sulfate-free shampoo with soothing ingredients

Answer

A gentle, sulfate-free shampoo with calming ingredients like aloe vera or chamomile cleanses without stripping the scalp's protective barrier or worsening inflammation.

(CHS) Certified Hair Stylist Practice Test

(CHS) Certified Hair Stylist Practice Test

CHS Scalp & Hair Health 5