Practice Exam - California Cosmetology
State Board Question and Answers
[100% Correct] 2024/2025 Latest Release
What is the primary purpose of the **cuticle**?
**ANS**: To protect the matrix from infection and injury.
What is the pH range of **healthy hair and skin**?
**ANS**: 4.5 to 5....
Practice Exam - California Cosmetology
State Board Question and Answers
[100% Correct] 2024/2025 Latest Release
What is the primary purpose of the **cuticle**?
**ANS**: To protect the matrix from infection and injury.
What is the pH range of **healthy hair and skin**?
**ANS**: 4.5 to 5.5.
What does **porosity** refer to in hair?
**ANS**: The hair’s ability to absorb moisture.
How often should a **disinfectant solution** be changed in a salon?
**ANS**: Daily or as indicated by the manufacturer's instructions.
Which layer of the skin contains **melanin**, the pigment responsible for skin color?
**ANS**: The epidermis.
What is the **medulla** in the structure of the hair?
**ANS**: The innermost layer of the hair strand.
What is the **primary cause of dandruff**?
**ANS**: A fungal infection caused by Malassezia.
What is the correct way to mix **disinfectants**?
**ANS**: Always follow the manufacturer’s directions and add disinfectant to water.
1
, What chemical is used to **neutralize** a perm solution?
**ANS**: Hydrogen peroxide.
Which muscle is responsible for raising the hair and causing **goosebumps**?
**ANS**: Arrector pili muscle.
What is the recommended **procedure for applying a relaxer**?
**ANS**: Start in the most resistant area, usually the back of the head.
How many hours of **training** does a student need to complete for the California Cosmetology
licensing exam?
**ANS**: 1,600 hours.
What is the **purpose of a patch test** in hair coloring?
**ANS**: To check for allergic reactions to the hair dye.
What is the main function of **sebaceous glands** in the skin?
**ANS**: To secrete sebum, which lubricates and protects the skin and hair.
What type of **haircutting line** creates a blunt or straight look?
**ANS**: Horizontal lines.
What is the **active ingredient** in most relaxers that breaks down the bonds in hair?
**ANS**: Sodium hydroxide.
What should you do if a **client’s skin is cut** during a service?
**ANS**: Stop the service, wear gloves, and apply an antiseptic to the wound.
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