Question 1

Which of the following is NOT a primary function of the integumentary system?

Accepted Answer

Production of red blood cells

Question 2

A patient presents with a burn that is red, swollen, and painful, but does not blister. According to the classification of burns, which type of burn does this patient most likely have?

Accepted Answer

First-degree burn

Question 3

Which layer of the epidermis is responsible for the regeneration of new skin cells and contains melanocytes?

Accepted Answer

Stratum germinativum (basale)

Question 4

A person with a bluish coloration of the skin is likely experiencing which of the following conditions?

Accepted Answer

Cyanosis

Question 5

Which of the following glands is responsible for secreting an oily substance that lubricates the skin and hair?

Accepted Answer

Sebaceous glands

Question 6

A 45-year-old male presents with a rapidly growing, irregularly pigmented lesion on his back. Which ABCD rule characteristic is most concerning for melanoma?

Accepted Answer

Diameter greater than 6 mm

Question 7

Which of the following best describes the composition and function of the hypodermis?

Accepted Answer

Composed of adipose and areolar tissue; stabilizes skin and allows independent movement

Question 8

Which pigment is primarily responsible for the yellow to orange coloration seen in the palms and soles of some individuals?

Accepted Answer

Carotene

Question 9

A patient with third-degree burns over 15% of their body is at greatest risk for which of the following complications?

Accepted Answer

Dehydration and electrolyte imbalance

Question 10

Which of the following statements about hair is TRUE?

Accepted Answer

Hair is pigmented by melanocytes at the base of the follicle

Question 11

Which of the following best explains why elderly individuals are more prone to skin infections?

Accepted Answer

Decreased number of macrophages in the skin

Question 12

A patient presents with a pressure ulcer that has formed a deep crater, exposing subcutaneous tissue but not muscle or bone. According to the staging of decubitus ulcers, which stage is this?

Accepted Answer

Stage III

Question 13

Which of the following is a metabolic function of the skin?

Accepted Answer

Synthesis of vitamin D3

Question 14

Which of the following best describes the function of Langerhans’ cells in the epidermis?

Accepted Answer

Act as immune system macrophages

Question 15

A patient with a genetic predisposition to male pattern baldness is experiencing hair loss. Which hormone is most likely involved in this process?

Accepted Answer

Dihydrotestosterone (DHT)

Question 16

Which of the following glands is most likely to become active during puberty and is responsible for body odor in the axillary region?

Accepted Answer

Apocrine sweat glands

Question 17

A patient presents with a non-blanching reddened area on the skin after prolonged immobility. What is the most appropriate initial intervention?

Accepted Answer

Relieve pressure and monitor the area

Question 18

Which of the following best describes the role of dermal papillae in the skin?

Accepted Answer

They contain capillary loops and sensory receptors

Question 19

Which of the following is a distinguishing feature of third-degree burns compared to first- and second-degree burns?

Accepted Answer

No initial pain due to destruction of nerve endings

Question 20

Which of the following is the correct sequence of layers in the epidermis of thick skin, from superficial to deep?

Accepted Answer

Stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, stratum basale

The Integumentary System: Structure, Function, and Clinical Aspects

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