Q: Which of the following is a correct equation for the heat transfer $$Q$$ through the skin, given thermal conductivity $$k$$, area $$A$$, temperature difference $$\Delta T$$, and thickness $$d$$?

$$Q = \frac{k \times A \times \Delta T}{d}$$

Question 1

Which layer of the skin contains nerves, hair follicles, glands, immune cells, and blood vessels?

Accepted Answer

Dermis

Question 2

A patient presents with yellowish, itchy skin. Which underlying condition is most likely responsible for these symptoms?

Accepted Answer

Jaundice

Question 3

Which of the following is a principle of wound healing that explains why patients with poor circulation heal more slowly?

Accepted Answer

Adequate blood supply is essential for normal body response to injury.

Question 4

A 75-year-old patient with impaired collagen formation and decreased skin elasticity is at increased risk for which skin complication?

Accepted Answer

Pressure injury

Question 5

Which wound complication is characterized by the separation of wound layers, often requiring emergency intervention if internal organs protrude?

Accepted Answer

Dehiscence and evisceration

Question 6

A patient with a stage 2 pressure injury has partial-thickness skin loss with exposed dermis. Which of the following is the most appropriate initial intervention?

Accepted Answer

Apply a moist dressing to promote healing

Question 7

Which of the following best describes the process of maceration in wound healing?

Accepted Answer

Overhydration of tissue, often due to urinary or fecal incontinence

Question 8

A patient is prescribed corticosteroid drugs postoperatively. Which effect will these drugs most likely have on wound healing?

Accepted Answer

Delay healing by suppressing the immune response

Question 9

During the inflammatory phase of wound healing, which cells are primarily responsible for ingesting debris and releasing growth factors?

Accepted Answer

Macrophages

Question 10

A patient with a full-thickness skin loss not involving underlying fascia is classified as having which stage of pressure injury?

Accepted Answer

Stage 3

Question 11

Which of the following is a systemic factor that can delay wound healing?

Accepted Answer

Immunosuppression

Question 12

A patient with a wound exhibiting a flat, thin, white line that does not sweat, grow hair, or tan in sunlight is most likely in which phase of wound healing?

Accepted Answer

Maturation phase

Question 13

Which of the following is the primary function of the epidermis?

Accepted Answer

Provides a protective waterproof layer of keratin

Question 14

A patient with a wound that contains both red granulation tissue and yellow slough should be managed according to which color classification?

Accepted Answer

Mixed wound—contains components of RY&B wounds

Question 15

Which device is most appropriate for applying moist heat to a localized area?

Accepted Answer

Warm, moist compress

Question 16

A patient with a wound exhibiting purulent drainage is most likely experiencing which complication?

Accepted Answer

Infection

Question 17

Which of the following is a correct formula for calculating the area of a rectangular wound, given length $$l$$ and width $$w$$?

Accepted Answer

$$A = l 	imes w$$

Question 18

A patient with impaired mobility and malnutrition is at increased risk for which type of skin injury?

Accepted Answer

Pressure injury

Question 19

Which of the following is a correct equation for the heat transfer $$Q$$ through the skin, given thermal conductivity $$k$$, area $$A$$, temperature difference $$\Delta T$$, and thickness $$d$$?

Accepted Answer

$$Q = \frac{k 	imes A 	imes \Delta T}{d}$$

Question 20

A patient is being treated for a wound with a Jackson-Pratt drain. Which of the following best describes this system?

Accepted Answer

Closed drainage system

Skin Integrity and Wound Care: Study Notes for Personal Health Students

Study Guide - Practice Questions

Study Guide - Flashcards