COLORADO
COSMETOLOGY WRITTEN
PRACTICE EXAM
COMPLETE 110
Question 1: Which layer of the hair shaft provides most of the hair's strength,
elasticity, and natural pigment?
Choices:
1) Cortex 2) Cuticle 3) Follicle 4) Medulla
Correct Answer: Cortex
Explanation: The cortex is the main structural layer of the hair shaft and contains most of the hair's strength, elasticity, and melanin.Page 1
Question 2: Why should a cosmetologist ask about previous chemical services
during consultation?
Choices:
1) It guarantees that no allergy can occur 2) Past services can a�ect hair condition and compatibility with the planned service 3) It replaces the need for strand testing 4) It determines the client's natural growth rate Correct Answer: Past services can a�ect hair condition and compatibility with the planned service Explanation: Chemical history helps the cosmetologist evaluate porosity, strength, compatibility, and the risk of additional chemical processing.Question 3: During hair analysis, elasticity refers to the hair's ability to do what?
Choices:
1) Produce melanin 2) Resist all chemical penetration 3) Stretch and return toward its original length 4) Re�ect light
Correct Answer: Stretch and return toward its original length
Explanation: Elasticity describes how well hair stretches and returns without breaking, an important indicator of strength and condition.Page 2
Question 4: Which client protection is most appropriate during a chemical hair
service?
Choices:
1) No draping so the client can move freely 2) A dry paper towel only on the lap 3) A metal neck strip to conduct heat 4) A protective cape and towels positioned to keep chemicals o� skin and clothing Correct Answer: A protective cape and towels positioned to keep chemicals o� skin and clothing Explanation: Proper draping creates a barrier that protects the client's skin and clothing from chemical contact and moisture.Question 5: Which part of the nail is responsible for producing most new nail plate cells?
Choices:
1) Matrix 2) Hyponychium 3) Free edge 4) Nail groove
Correct Answer: Matrix
Explanation: The matrix contains actively growing cells that form the nail plate, so damage to the matrix can a�ect nail growth.Page 3