Anatomy of Nails Quiz

Test your knowledge with 17 questions about nails, including their structure, disorders, and functions. How well do you know onychology?

#1

What is the scientific term for the study of nails?

Podiatry
Dermatology
Onychology
Trichology
#2

Which layer of the skin do nails originate from?

Epidermis
Dermis
Hypodermis
Stratum corneum
#3

What is the function of the lunula?

To produce keratin
To protect the nail matrix
To provide blood supply to the nail bed
To promote nail growth
#4

What is the medical term for ingrown nails?

Onychocryptosis
Onychophagia
Onychomycosis
Onycholysis
#5

Which part of the nail extends beyond the fingertip?

Nail bed
Free edge
Nail matrix
Lunula
#6

What is the term for the whitish half-moon shape at the base of the nail?

Nail plate
Cuticle
Hyponychium
Lunula
#7

What is the technical name for the cuticle of the nail?

Lunula
Hyponychium
Eponychium
Perionychium
#8

What protein is the primary component of nails?

Collagen
Keratin
Elastin
Melanin
#9

Which of the following is a common cause of brittle nails?

Dehydration
Excessive moisture
Nutritional deficiencies
Regular nail trimming
#10

What is the term for the surgical removal of a nail?

Onychectomy
Dermabrasion
Lunulectomy
Paronychotomy
#11

What is the condition characterized by the separation of the nail from the nail bed?

Onycholysis
Onychophagy
Onychorrhexis
Onychauxis
#12

Which vitamin deficiency is associated with spoon-shaped nails?

Vitamin A
Vitamin B12
Vitamin C
Vitamin D
#13

What condition is characterized by the inflammation of the nail matrix?

Onychomycosis
Paronychia
Koilonychia
Onychia
#14

Which nail disorder is characterized by a concave shape?

Onychomycosis
Paronychia
Koilonychia
Onychia
#15

What is the term for the medical specialty that focuses on nail disorders?

Podiatry
Dermatology
Onychology
Endocrinology
#16

Which of the following is a common cause of green discoloration of nails?

Fungal infection
Iron deficiency
Bacterial infection
Excessive nail polish use
#17

Which of the following is a condition where there is a splitting or layering of the nail plate?

Onychophagia
Onychocryptosis
Onycholysis
Onychorrhexis

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