ABA Hair & Scalp Care 3

Question 1

When performing a scalp treatment for a client with psoriasis, the barber should:

Accepted Answer

Refer severe cases to a dermatologist and use gentle, non-irritating products

Answer

Barbers should use gentle products on psoriasis-affected scalps and refer clients to a dermatologist for medical treatment.

Question 2

Which vitamin deficiency is most commonly linked to hair thinning and excessive shedding?

Accepted Answer

Vitamin B12 and Iron

Answer

Deficiencies in Vitamin B12 and iron are among the most common nutritional causes of diffuse hair thinning and telogen effluvium.

Question 3

What does the term 'trichoptilosis' refer to?

Accepted Answer

Split ends

Answer

Trichoptilosis is the technical term for split ends, where the hair shaft splits longitudinally due to damage or dryness.

Question 4

Which type of hair loss is caused by repeated tension from tight styles such as braids, ponytails, or extensions?

Accepted Answer

Traction alopecia

Answer

Traction alopecia results from prolonged mechanical tension on hair follicles, often along the hairline.

Question 5

A client has hair that repels water and takes a long time to become saturated when wet. This describes:

Accepted Answer

Low porosity hair

Answer

Low porosity hair has tightly closed cuticles that resist moisture absorption, causing water to bead on the surface.

(ABA) American Barber Association Certified Practice Test