NIC NAIL TECHNOLOGY THEORY
FINAL EXAM STUDY GUIDE 2026/2027
1. Which part of the nail anatomy contains the nerves, lymph, and blood vessels to nourish
the nail?
A. Nail bed
B. Nail plate
C. Free edge
D. Hyponychium
Answer: A
Conceptual Explanation: The nail bed is the portion of living skin that supports the nail
plate as it grows toward the free edge and is richly supplied with blood vessels and nerves.
2. Which of the following is a highly effective disinfectant commonly used in salons that
requires a 10-minute immersion?
A. Quaternary ammonium compounds
B. Isopropyl alcohol
C. Ethyl alcohol
,D. Hydrogen peroxide
Answer: A
Conceptual Explanation: Quats are advanced disinfectants designed for disinfection on
nonporous surfaces in the salon setting.
3. The nail technician should recommend a client see a physician if which of the following is
present?
A. Onychophagy
B. Leukonychia
C. Eggshell nails
D. Tinea unguium
Answer: D
Conceptual Explanation: Tinea unguium, or ringworm of the nail, is an infectious fungal
disease that must be treated by a medical professional.
4. What is the chemical process that causes two surfaces to stick together?
A. Polymerization
B. Evaporation
C. Curing
D. Adhesion
, Answer: D
Conceptual Explanation: Adhesion is a force of nature that makes two surfaces stick
together.
5. In the nail structure, the specialized ligaments attach the nail bed and matrix to what?
A. Eponychium
B. Epidermis
C. Dermal papillae
D. Underlying bone
Answer: D
Conceptual Explanation: Ligaments are tough bands of fibrous tissue that connect bones
or hold an organ in place, specifically attaching the nail bed and matrix to the bone.
6. What is the primary purpose of a nail dehydrator?
A. To soften the cuticle
B. To remove surface moisture and oil
C. To speed up polymerization
D. To add flexibility to the nail plate
Answer: B
FINAL EXAM STUDY GUIDE 2026/2027
1. Which part of the nail anatomy contains the nerves, lymph, and blood vessels to nourish
the nail?
A. Nail bed
B. Nail plate
C. Free edge
D. Hyponychium
Answer: A
Conceptual Explanation: The nail bed is the portion of living skin that supports the nail
plate as it grows toward the free edge and is richly supplied with blood vessels and nerves.
2. Which of the following is a highly effective disinfectant commonly used in salons that
requires a 10-minute immersion?
A. Quaternary ammonium compounds
B. Isopropyl alcohol
C. Ethyl alcohol
,D. Hydrogen peroxide
Answer: A
Conceptual Explanation: Quats are advanced disinfectants designed for disinfection on
nonporous surfaces in the salon setting.
3. The nail technician should recommend a client see a physician if which of the following is
present?
A. Onychophagy
B. Leukonychia
C. Eggshell nails
D. Tinea unguium
Answer: D
Conceptual Explanation: Tinea unguium, or ringworm of the nail, is an infectious fungal
disease that must be treated by a medical professional.
4. What is the chemical process that causes two surfaces to stick together?
A. Polymerization
B. Evaporation
C. Curing
D. Adhesion
, Answer: D
Conceptual Explanation: Adhesion is a force of nature that makes two surfaces stick
together.
5. In the nail structure, the specialized ligaments attach the nail bed and matrix to what?
A. Eponychium
B. Epidermis
C. Dermal papillae
D. Underlying bone
Answer: D
Conceptual Explanation: Ligaments are tough bands of fibrous tissue that connect bones
or hold an organ in place, specifically attaching the nail bed and matrix to the bone.
6. What is the primary purpose of a nail dehydrator?
A. To soften the cuticle
B. To remove surface moisture and oil
C. To speed up polymerization
D. To add flexibility to the nail plate
Answer: B
