ATI RN
Integumentary System of Pediatrics Questions
Question 1 of 5
The substance that lubricates skin and hair and weakens bacteria on the surface of the skin is:
Correct Answer: C
Rationale: Sebum, produced by sebaceous glands, lubricates and has antibacterial properties.
Question 2 of 5
The ABCDE warning signs for melanoma are:
Correct Answer: C
Rationale: The ABCDE criteria for melanoma are Asymmetry, Border irregularity, Color variation, Diameter >6mm, and Evolving.
Question 3 of 5
When all the skin has been destroyed and the patient feels no immediate pain, this is a degree burn.
Correct Answer: C
Rationale: A third-degree burn destroys all skin layers, damaging nerves and resulting in no initial pain.
Question 4 of 5
Which of the following is NOT a protective function of the skin?
Correct Answer: B
Rationale: Sweating regulates temperature, not a direct protective function against pathogens or damage.
Question 5 of 5
A primary lesion in dermatology is defined as the basic lesion that arise de novo. Of the following, the statement that is correctly defines primary lesion is
Correct Answer: D
Rationale: A primary lesion arises de novo. A plaque is correctly defined as an elevated lesion >1 cm in diameter with a flat, broad surface. Macule (flat, <1 cm), patch (flat, >1 cm), and papule (elevated, <1 cm) are misdefined in the other options.