Question 1

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

Accepted Answer

They absorb ultraviolet (UV) light by producing melanin.

Question 2

A patient presents with a deep laceration exposing yellow tissue beneath the skin. Which layer has been penetrated?

Accepted Answer

The dermis and subcutaneous tissue

Question 3

Which of the following is a correct breakdown of the term 'dermatology'?

Accepted Answer

dermat/o- (skin) + -logy (study of)

Question 4

Which protein is primarily responsible for the strength and waterproof nature of the outermost skin layer?

Accepted Answer

Keratin

Question 5

A patient with a genetic disorder lacks melanin production. What is the most likely diagnosis?

Accepted Answer

Albinism

Question 6

Which of the following best describes the function of sudoriferous glands?

Accepted Answer

They produce sweat to help cool the body.

Question 7

A patient presents with a round, red, scaly lesion on the scalp and hair loss. Which diagnosis is most likely?

Accepted Answer

Tinea capitis

Question 8

Which of the following is a function of the subcutaneous tissue?

Accepted Answer

Cushioning and insulating the body

Question 9

A patient has a burn that causes the epidermis to separate from the dermis, forming a blister. What type of burn is this?

Accepted Answer

Partial-thickness burn

Question 10

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

Accepted Answer

Sweat production and dilation of dermal blood vessels to cool the body

Question 11

A punch biopsy is performed to diagnose a suspicious skin lesion. Which layers are typically included in the sample?

Accepted Answer

Epidermis, dermis, and subcutaneous tissue

Question 12

Which of the following is a characteristic of malignant melanoma?

Accepted Answer

Asymmetry, irregular edges, and varying shades of color

Question 13

Which of the following best describes the role of vitamin D synthesis in the skin?

Accepted Answer

UV rays convert epidermal cholesterol into vitamin D, which aids calcium absorption.

Question 14

A patient presents with a deep indentation in the skin after pressure is applied to a swollen area. What is this finding called?

Accepted Answer

Pitting edema

Question 15

Which of the following best describes the function of sebaceous glands?

Accepted Answer

They secrete sebum to moisturize the skin and hair.

Question 16

A patient with a history of autoimmune disease presents with irregular, expanding areas of depigmentation on the skin. What is the most likely diagnosis?

Accepted Answer

Vitiligo

Question 17

Which of the following is the correct order of skin layers from outermost to innermost?

Accepted Answer

Epidermis, dermis, subcutaneous tissue

Question 18

A patient presents with a red, itchy rash after using a new deodorant. Which condition is most likely?

Accepted Answer

Contact dermatitis

Question 19

Which of the following best describes the function of the dermis?

Accepted Answer

It contains connective tissue, blood vessels, nerves, and houses hair follicles and glands.

Question 20

A patient is diagnosed with onychomycosis. Which structure is affected?

Accepted Answer

Nail

Med Terms Chap 3

Study Guide - Practice Questions

Study Guide - Flashcards