COSMETOLOGY LICENSING WRITTEN
EXAM QUESTION AND CORRECT
ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALES 2026 Q&A INSTANT
DOWNLOAD PDF
1. What is the study of hair, its structure, and diseases called?
A. Trichology
B. Dermatology
C. Anatomy
D. Histology
Answer: A. Trichology
Rationale: Trichology specifically focuses on the study of hair and scalp
conditions.
2. Which layer of the hair contains melanin?
A. Cuticle
B. Cortex
C. Medulla
D. Epidermis
Answer: B. Cortex
Rationale: The cortex gives hair its strength, elasticity, and color due to
melanin.
3. The outermost layer of the hair shaft is the:
A. Cortex
B. Medulla
C. Cuticle
D. Papilla
, Answer: C. Cuticle
Rationale: The cuticle protects the inner layers of the hair shaft.
4. What type of hair has the most resistance to chemical services?
A. Fine
B. Medium
C. Coarse
D. Vellus
Answer: C. Coarse
Rationale: Coarse hair has a thicker cuticle and cortex, making it more
resistant.
5. The growth phase of hair is known as:
A. Catagen
B. Telogen
C. Anagen
D. Resting
Answer: C. Anagen
Rationale: Anagen is the active growth phase of the hair cycle.
6. What is the primary purpose of shampooing?
A. Styling
B. Conditioning
C. Cleansing
D. Coloring
Answer: C. Cleansing
Rationale: Shampoo removes dirt, oil, and product buildup from hair and
scalp.
7. Which pH level is considered neutral?
A. 0
B. 7
C. 10
D. 14
Answer: B. 7
Rationale: A pH of 7 is neutral on the pH scale.
, 8. The skin layer that contains blood vessels and nerves is the:
A. Epidermis
B. Dermis
C. Subcutaneous layer
D. Cuticle
Answer: B. Dermis
Rationale: The dermis supports the epidermis with nutrients and
sensation.
9. What type of bacteria is spherical in shape?
A. Bacilli
B. Spirilla
C. Cocci
D. Flagella
Answer: C. Cocci
Rationale: Cocci are round or spherical bacteria.
10.Proper handwashing should last at least:
A. 5 seconds
B. 10 seconds
C. 20 seconds
D. 1 minute
Answer: C. 20 seconds
Rationale: 20 seconds is recommended to effectively remove germs.
11.Which infection is caused by fungi?
A. Tetanus
B. Ringworm
C. Hepatitis
D. Influenza
Answer: B. Ringworm
Rationale: Ringworm is a fungal infection affecting skin, hair, or nails.
12.The technical term for dandruff is:
A. Seborrhea
B. Psoriasis
C. Alopecia
EXAM QUESTION AND CORRECT
ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALES 2026 Q&A INSTANT
DOWNLOAD PDF
1. What is the study of hair, its structure, and diseases called?
A. Trichology
B. Dermatology
C. Anatomy
D. Histology
Answer: A. Trichology
Rationale: Trichology specifically focuses on the study of hair and scalp
conditions.
2. Which layer of the hair contains melanin?
A. Cuticle
B. Cortex
C. Medulla
D. Epidermis
Answer: B. Cortex
Rationale: The cortex gives hair its strength, elasticity, and color due to
melanin.
3. The outermost layer of the hair shaft is the:
A. Cortex
B. Medulla
C. Cuticle
D. Papilla
, Answer: C. Cuticle
Rationale: The cuticle protects the inner layers of the hair shaft.
4. What type of hair has the most resistance to chemical services?
A. Fine
B. Medium
C. Coarse
D. Vellus
Answer: C. Coarse
Rationale: Coarse hair has a thicker cuticle and cortex, making it more
resistant.
5. The growth phase of hair is known as:
A. Catagen
B. Telogen
C. Anagen
D. Resting
Answer: C. Anagen
Rationale: Anagen is the active growth phase of the hair cycle.
6. What is the primary purpose of shampooing?
A. Styling
B. Conditioning
C. Cleansing
D. Coloring
Answer: C. Cleansing
Rationale: Shampoo removes dirt, oil, and product buildup from hair and
scalp.
7. Which pH level is considered neutral?
A. 0
B. 7
C. 10
D. 14
Answer: B. 7
Rationale: A pH of 7 is neutral on the pH scale.
, 8. The skin layer that contains blood vessels and nerves is the:
A. Epidermis
B. Dermis
C. Subcutaneous layer
D. Cuticle
Answer: B. Dermis
Rationale: The dermis supports the epidermis with nutrients and
sensation.
9. What type of bacteria is spherical in shape?
A. Bacilli
B. Spirilla
C. Cocci
D. Flagella
Answer: C. Cocci
Rationale: Cocci are round or spherical bacteria.
10.Proper handwashing should last at least:
A. 5 seconds
B. 10 seconds
C. 20 seconds
D. 1 minute
Answer: C. 20 seconds
Rationale: 20 seconds is recommended to effectively remove germs.
11.Which infection is caused by fungi?
A. Tetanus
B. Ringworm
C. Hepatitis
D. Influenza
Answer: B. Ringworm
Rationale: Ringworm is a fungal infection affecting skin, hair, or nails.
12.The technical term for dandruff is:
A. Seborrhea
B. Psoriasis
C. Alopecia
