WI Cosmetology study guide
WI Cosmetology · Work through your exam, one topic at a time.
The Wisconsin cosmetologist credential is one of the health-and-safety credentials administered by the Wisconsin Department of Safety and Professional Services (DSPS), the state agency whose A–Z professions list includes Cosmetologist alongside Cosmetology Apprentice, Cosmetology Establishment, Cosmetology Instructor, and Cosmetology School. Candidates pursue the cosmetologist credential to perform hair, skin, and nail services for the public under Wisconsin law, while the related apprentice, instructor, school, and establishment credentials support the training and business side of the industry. The WI Cosmetology study guide has 5 sections and about 2,160 words.
01Scientific Concepts: Anatomy, Physiology, Chemistry, and Infection Control
Know the layers of the skin (epidermis, dermis, subcutaneous) and what lives in each: the dermis holds blood vessels, nerves, sweat glands, and sebaceous glands, which is why a service that reaches the dermis can break the skin barrier. For hair, be able to trace the follicle: bulb, papilla (blood and nerve supply), sebaceous gland, arrector pili muscle, and the three growth phases (anagen, catagen, telogen).
313 words, about 2 min02Hair Care and Hair Services: Cutting, Styling, Texture, and Color
Four basic forms anchor cutting questions: blunt (zero elevation, solid perimeter), graduated (stacked elevation, builds weight), layered (elevation above 90 degrees, removes weight), and uniform layer (90 degrees all around). Know how distribution, elevation, tension, and overdirection change the result.
321 words, about 2 min03Skin Care and Skin Services
Every facial question starts with analysis. Know the four skin types (normal, dry, oily, combination) and the difference between a skin type and a skin condition (dehydration, sensitivity, acne, rosacea, hyperpigmentation).
291 words, about 1 min04Nail Care and Nail Services
Be able to locate and define the nail plate, nail bed, matrix, lunula, cuticle, eponychium, hyponychium, sidewalls, and free edge. The matrix produces the plate, so damage there shows up as a ridge, groove, or thinning that grows out with the nail.
307 words, about 2 min05Business Practices, State Laws and Rules, Salon Safety
Know the basic business structures - sole proprietorship, partnership, corporation, and limited liability company - and the trade-off each makes between control, liability, and taxation. Understand the common compensation models in salons: salary, commission, hourly plus commission, and booth rental.
928 words, about 5 min