Question 1

Which of the following best describes the function of melanocytes in the epidermis?

Accepted Answer

They produce melanin to absorb UV light and protect against sun damage.

Question 2

A patient presents with a bluish-purple discoloration of the skin and nails. Which medical term best describes this condition?

Accepted Answer

Cyanosis

Question 3

Which layer of the skin contains actively dividing cells and relies on the dermis for nutrients?

Accepted Answer

Basal layer of the epidermis

Question 4

A patient has a firm, abnormally large scar that grows larger than the original injury. What is the medical term for this condition?

Accepted Answer

Keloid

Question 5

Which of the following is a function of the sudoriferous glands?

Accepted Answer

Production of sweat for thermoregulation

Question 6

A patient with excessive dryness of the skin is diagnosed with xeroderma. Which word part means 'dry'?

Accepted Answer

xer/o-

Question 7

Which of the following skin lesions is described as a fluid-filled sac with a thin, transparent covering of epidermal cells?

Accepted Answer

Vesicle

Question 8

A patient is diagnosed with tinea pedis. What is the causative agent of this condition?

Accepted Answer

Fungus

Question 9

Which of the following procedures uses liquid nitrogen to freeze and destroy a skin lesion?

Accepted Answer

Cryosurgery

Question 10

A patient with systemic lupus erythematosus (SLE) is most likely to present with which characteristic skin finding?

Accepted Answer

Butterfly rash on nose and cheeks

Question 11

Which of the following drugs is used to treat fungal infections of the skin?

Accepted Answer

Antifungal drugs

Question 12

A patient presents with a raised, pearly bump on the skin. Biopsy confirms basal cell carcinoma. Which layer of the skin does this cancer originate from?

Accepted Answer

Basal layer of the epidermis

Question 13

Which of the following is TRUE regarding the Rule of Nines in burn assessment?

Accepted Answer

It estimates the percentage of body surface area affected by burns.

Question 14

A patient with a fungal infection of the nail is diagnosed with onychomycosis. Which word part means 'fungus'?

Accepted Answer

myc/o-

Question 15

Which of the following is a real-world example of a skin injury that results in necrosis?

Accepted Answer

Frostbite

Question 16

Which of the following best describes the process of thermoregulation by the skin?

Accepted Answer

Subcutaneous tissue stores fat to conserve heat; sudoriferous glands produce sweat to cool the skin.

Question 17

A patient with psoriasis is prescribed a coal tar drug. What is the primary mechanism of action for this drug?

Accepted Answer

Decreases the rate of epithelial cell production

Question 18

Which of the following laboratory tests is used to identify the bacterium present in a skin infection and its sensitivity to antibiotics?

Accepted Answer

Culture and sensitivity (C&S)

Question 19

A patient with hirsutism presents with substantial, dark hair on the forearms and upper lip. Which word part means 'hairy'?

Accepted Answer

hirsut/o-

Question 20

Which of the following is a multi-step process that occurs when the skin repairs itself after a deep injury?

Accepted Answer

Cells in the basal epidermis move to the surface, a blood clot and scab form, and new cells from the dermis and basal epidermis fill in the wound.

Integumentary System: Medical Terminology, Anatomy, Diseases, and Procedures

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