ATI LPN
Brunner & Suddarth's Textbook of Medical-Surgical Nursing 14e (Hinkle 2017)
Chapter 60 : Assessment of Integumentary Function Questions
Question 1 of 5
A nurse is aware that the outer layer of the skin consists of dead cells that contain large amounts of keratin. The physiologic functions of keratin include which of the following? Select all that apply.
Correct Answer: D,E
Rationale: The dead cells of the epidermis contain large amounts of keratin, an insoluble, fibrous protein that forms the outer barrier of the skin. Keratin has the capacity to repel pathogens and prevent excessive fluid loss from the body. It does not contribute directly to antibody production, acidbase balance, or electrolyte levels.
Question 2 of 5
When planning the skin care of a patient with decreased mobility, the nurse is aware of the varying thickness of the epidermis. At what location is the epidermal layer thickest?
Correct Answer: C
Rationale: The epidermis is the thickest over the palms of the hands and the soles of the feet, providing greater protection in these high-contact areas.
Question 3 of 5
A young student is brought to the school nurse after falling off a swing. The nurse is documenting that the child has bruising on the lateral aspect of the right arm. What term will the nurse use to describe bruising on the skin in documentation?
Correct Answer: B
Rationale: Ecchymoses are bruises, characterized by larger areas of blood extravasation under the skin. Telangiectasias are dilated superficial blood vessels, purpura are pinpoint hemorrhages, and urticaria are wheals or hives.
Question 4 of 5
The nurse in an ambulatory care center is admitting an older adult patient who has bright red moles on the skin. Benign changes in elderly skin that appear as bright red moles are termed what?
Correct Answer: A
Rationale: Cherry angiomas are benign, bright red moles common in older adults. Solar lentigo are liver spots, seborrheickeratoses are crusty brown patches, and xanthelasma are yellowish deposits on the eyelids.
Question 5 of 5
While assessing a dark-skinned patient at the clinic, the nurse notes the presence of patchy, milky white spots. The nurse knows that this finding is characteristic of what diagnosis?
Correct Answer: D
Rationale: Vitiligo is characterized by patchy, milky white spots due to the destruction of melanocytes. Cyanosis causes dusky nail beds, Addisons disease results in a bronzed appearance, and polycythemia causes a ruddy blue coloration.