Cosmetology Test Skincare and Services 4

Question 1

Hyperpigmentation caused by sun exposure is best described as:

Accepted Answer

Solar lentigines (sun spots)

Answer

Solar lentigines are flat, darkened patches caused by cumulative UV exposure that stimulates localized melanin overproduction.

Question 2

Which SPF value is recommended by the American Academy of Dermatology for daily use?

Accepted Answer

SPF 30 or higher

Answer

The AAD recommends at minimum SPF 30, which blocks about 97% of UVB rays, for adequate daily sun protection.

Question 3

A microdermabrasion treatment exfoliates the skin using:

Accepted Answer

A rotating vacuum tip with fine crystals or a diamond-tipped wand

Answer

Microdermabrasion mechanically abrades the stratum corneum using aluminum oxide crystals or a diamond-tipped applicator combined with suction.

Question 4

What skin condition is characterized by chronic redness, flushing, and visible blood vessels on the face?

Accepted Answer

Rosacea

Answer

Rosacea is a chronic inflammatory skin condition causing facial redness, flushing, telangiectasia, and sometimes papules on the cheeks, nose, and forehead.

Question 5

The Langerhans cells found in the epidermis serve which function?

Accepted Answer

Act as immune sentinels that detect and respond to antigens

Answer

Langerhans cells are dendritic immune cells in the epidermis that detect foreign substances and initiate an immune response.

Cosmetology Test Practice Test

Cosmetology Test Practice Test

Cosmetology Test Skincare and Services 4