COSMETOLOGY – QUESTIONS AND ANSWERS | VERIFIED AND WELL
DETAILED ANSWERS | PLUS RATIONALES | GUARANTEED PASS | LATEST
EXAM UPDATE
Core Domains
Infection Control and Safety
Anatomy and Physiology
Hair and Scalp Care
Chemical Services
Haircutting and Styling
Nail and Skin Care
Professional Ethics and Regulations
Salon Business and Client Relations
Introduction
This examination assesses the knowledge and skills essential for safe,
professional cosmetology practice. It evaluates foundational theory, applied
technical procedures, infection control, chemical services, and ethical decision-
making. Multiple-choice and scenario-based questions measure real-world
application, critical thinking, and professional judgment. Candidates are
expected to demonstrate competency in client safety, regulatory compliance, and
service delivery. The exam emphasizes practical problem-solving and defensible
decision-making within salon and spa environments.
Section One: Questions 1–50
Question 1
Which of the following is the primary purpose of a safety data sheet (SDS)?
,A. To provide marketing information about a product
B. To list the price and inventory code of a product
C. To communicate hazard information and safe handling procedures
D. To record client service history
🟢 Correct Answer: C. To communicate hazard information and safe handling
procedures
🔴 Rationale: Safety data sheets are required by OSHA to communicate
chemical hazards, safe handling, storage, and emergency procedures for
products used in the workplace.
Question 2
A client arrives with a small cut on the scalp before a chemical service. What is
the most appropriate action?
A. Proceed with the service but avoid the cut
B. Apply a protective sealant and continue
C. Postpone the service until the scalp is healed
D. Use a stronger neutralizing solution
🟢 Correct Answer: C. Postpone the service until the scalp is healed
🔴 Rationale: Broken skin increases the risk of irritation, infection, and adverse
reactions; chemical services should be delayed until the scalp is intact.
Question 3
Which term describes the study of the structure and function of body parts?
A. Histology
B. Anatomy
C. Physiology
D. Pathology
🟢 Correct Answer: B. Anatomy
🔴 Rationale: Anatomy is the study of body structure, while physiology focuses
on function.
,Question 4
What is the primary function of the sebaceous glands?
A. To produce sweat
B. To secrete sebum that lubricates skin and hair
C. To regulate body temperature
D. To produce melanin
🟢 Correct Answer: B. To secrete sebum that lubricates skin and hair
🔴 Rationale: Sebaceous glands secrete sebum, which moisturizes and
protects the skin and hair.
Question 5
A stylist notices a client has a fungal infection on the scalp. What should the
stylist do?
A. Treat the infection with a medicated shampoo
B. Refer the client to a physician and refuse service
C. Continue with the scheduled service
D. Apply a topical antibiotic
🟢 Correct Answer: B. Refer the client to a physician and refuse service
🔴 Rationale: Cosmetologists cannot diagnose or treat infections; clients with
contagious conditions must be referred to a medical professional.
Question 6
Which of the following best describes the pH scale?
A. A measure of temperature
B. A measure of acidity or alkalinity
C. A measure of hair density
D. A measure of electrical current
🟢 Correct Answer: B. A measure of acidity or alkalinity
🔴 Rationale: The pH scale ranges from 0 to 14 and measures the acidity or
alkalinity of a substance.
, Question 7
A cosmetologist is mixing a chemical relaxer. Which PPE is most important?
A. Sunglasses
B. Gloves and apron
C. Hairnet
D. Face mask only
🟢 Correct Answer: B. Gloves and apron
🔴 Rationale: Gloves and an apron protect the skin and clothing from
corrosive chemicals in relaxers.
Question 8
Which layer of the hair contains the pigment melanin?
A. Cortex
B. Cuticle
C. Medulla
D. Follicle
🟢 Correct Answer: A. Cortex
🔴 Rationale: The cortex contains melanin, which gives hair its color, and is the
layer most affected by chemical services.
Question 9
What is the correct order of hair growth stages?
A. Catagen, anagen, telogen
B. Anagen, catagen, telogen
C. Telogen, anagen, catagen
D. Anagen, telogen, catagen
🟢 Correct Answer: B. Anagen, catagen, telogen
🔴 Rationale: Hair grows in three stages: anagen (growth), catagen (transition),
and telogen (resting).
DETAILED ANSWERS | PLUS RATIONALES | GUARANTEED PASS | LATEST
EXAM UPDATE
Core Domains
Infection Control and Safety
Anatomy and Physiology
Hair and Scalp Care
Chemical Services
Haircutting and Styling
Nail and Skin Care
Professional Ethics and Regulations
Salon Business and Client Relations
Introduction
This examination assesses the knowledge and skills essential for safe,
professional cosmetology practice. It evaluates foundational theory, applied
technical procedures, infection control, chemical services, and ethical decision-
making. Multiple-choice and scenario-based questions measure real-world
application, critical thinking, and professional judgment. Candidates are
expected to demonstrate competency in client safety, regulatory compliance, and
service delivery. The exam emphasizes practical problem-solving and defensible
decision-making within salon and spa environments.
Section One: Questions 1–50
Question 1
Which of the following is the primary purpose of a safety data sheet (SDS)?
,A. To provide marketing information about a product
B. To list the price and inventory code of a product
C. To communicate hazard information and safe handling procedures
D. To record client service history
🟢 Correct Answer: C. To communicate hazard information and safe handling
procedures
🔴 Rationale: Safety data sheets are required by OSHA to communicate
chemical hazards, safe handling, storage, and emergency procedures for
products used in the workplace.
Question 2
A client arrives with a small cut on the scalp before a chemical service. What is
the most appropriate action?
A. Proceed with the service but avoid the cut
B. Apply a protective sealant and continue
C. Postpone the service until the scalp is healed
D. Use a stronger neutralizing solution
🟢 Correct Answer: C. Postpone the service until the scalp is healed
🔴 Rationale: Broken skin increases the risk of irritation, infection, and adverse
reactions; chemical services should be delayed until the scalp is intact.
Question 3
Which term describes the study of the structure and function of body parts?
A. Histology
B. Anatomy
C. Physiology
D. Pathology
🟢 Correct Answer: B. Anatomy
🔴 Rationale: Anatomy is the study of body structure, while physiology focuses
on function.
,Question 4
What is the primary function of the sebaceous glands?
A. To produce sweat
B. To secrete sebum that lubricates skin and hair
C. To regulate body temperature
D. To produce melanin
🟢 Correct Answer: B. To secrete sebum that lubricates skin and hair
🔴 Rationale: Sebaceous glands secrete sebum, which moisturizes and
protects the skin and hair.
Question 5
A stylist notices a client has a fungal infection on the scalp. What should the
stylist do?
A. Treat the infection with a medicated shampoo
B. Refer the client to a physician and refuse service
C. Continue with the scheduled service
D. Apply a topical antibiotic
🟢 Correct Answer: B. Refer the client to a physician and refuse service
🔴 Rationale: Cosmetologists cannot diagnose or treat infections; clients with
contagious conditions must be referred to a medical professional.
Question 6
Which of the following best describes the pH scale?
A. A measure of temperature
B. A measure of acidity or alkalinity
C. A measure of hair density
D. A measure of electrical current
🟢 Correct Answer: B. A measure of acidity or alkalinity
🔴 Rationale: The pH scale ranges from 0 to 14 and measures the acidity or
alkalinity of a substance.
, Question 7
A cosmetologist is mixing a chemical relaxer. Which PPE is most important?
A. Sunglasses
B. Gloves and apron
C. Hairnet
D. Face mask only
🟢 Correct Answer: B. Gloves and apron
🔴 Rationale: Gloves and an apron protect the skin and clothing from
corrosive chemicals in relaxers.
Question 8
Which layer of the hair contains the pigment melanin?
A. Cortex
B. Cuticle
C. Medulla
D. Follicle
🟢 Correct Answer: A. Cortex
🔴 Rationale: The cortex contains melanin, which gives hair its color, and is the
layer most affected by chemical services.
Question 9
What is the correct order of hair growth stages?
A. Catagen, anagen, telogen
B. Anagen, catagen, telogen
C. Telogen, anagen, catagen
D. Anagen, telogen, catagen
🟢 Correct Answer: B. Anagen, catagen, telogen
🔴 Rationale: Hair grows in three stages: anagen (growth), catagen (transition),
and telogen (resting).
