ATI RN
Integumentary System of Pediatrics Questions
Question 1 of 5
If you cut yourself and bacteria enter the wound, which of the following cells would help get rid of the bacteria?
Correct Answer: C
Rationale: Langerhans cells are immune cells in the epidermis that detect and help eliminate pathogens like bacteria.
Question 2 of 5
A rash that is visible but not palpable consists of small solitary lesions of 0.5-1 cm in diameter. Which term best describes these lesions?
Correct Answer: A
Rationale: Macules are flat, non-palpable lesions <1 cm. Papules are palpable, patches are flat lesions >1 cm, plaques are palpable and larger, and wheals are edematous. The description fits macules.
Question 3 of 5
Match the condition with the appearance under the Wood lamp (ultraviolet light): Erythrasma
Correct Answer: A
Rationale: Erythrasma (Corynebacterium minutissimum) fluoresces pink-orange or coral-red under Wood lamp, matching A.
Question 4 of 5
A well-appearing newborn has a lacy, reticulated, red and/or blue cutaneous pattern over most of the body, which is prominent when the neonate is in a cool environment. What is the diagnosis?
Correct Answer: C
Rationale: Cutis marmorata is a physiologic lacy, reticulated pattern in newborns, prominent in cold environments. Others have different patterns/locations.
Question 5 of 5
A 10-year-old girl experiences multiple hyperpigmented scaly plaques without a raised border. Which is the recommended treatment?
Correct Answer: D
Rationale: Hyperpigmented scaly plaques without raised borders suggest tinea versicolor, treated with topical antifungals.