ATI RN
Pediatric Integumentary System Questions
Question 1 of 5
Facial eruption that frequently follows a butterfly distribution and a dermatitis encircling the neck 'Casal's necklace.' is usually seen in
Correct Answer: A
Rationale: Pellagra (niacin deficiency) features a butterfly rash and Casal's necklace, making A correct.
Question 2 of 5
The primary cell of the epidermis is the:
Correct Answer: A
Rationale: Keratinocytes are the most abundant cells in the epidermis, producing keratin for protection.
Question 3 of 5
The water-proofing protein found in the epidermis is
Correct Answer: D
Rationale: Keratin is the protein that waterproofs and strengthens the epidermis.
Question 4 of 5
Place the layers of the skin and the hypodermis in order of most superficial to deepest.
Correct Answer: B
Rationale: The correct order from superficial to deep is epidermis, dermis, and hypodermis.
Question 5 of 5
Hair, nails and glands originate from tissue.
Correct Answer: C
Rationale: Hair, nails, and glands develop from the epidermal tissue during embryonic development.