ATI RN
Pediatric Immunizations NCLEX Questions Questions
Question 1 of 5
Which of the following is a soluble pattern recognition receptor
Correct Answer: C
Rationale: Pentraxin 3 is a soluble pattern recognition receptor in the innate immune system, unlike the others which are membrane-bound or intracellular.
Question 2 of 5
Which of the following isn't true about Allograft rejection
Correct Answer: A
Rationale: Allograft rejection involves recognition of donor MHC (alloantigens), not DAMPs, by recipient lymphocytes.
Question 3 of 5
A 4-year-old child has atopic dermatitis due to severe allergies to dust, animal dander, and many kinds of pollens. Mediators released from which cell type are responsible for the clinical manifestations immediately following exposure to these substances?
Correct Answer: C
Rationale: Mast cells release mediators like histamine immediately upon allergen exposure, causing atopic dermatitis symptoms.
Question 4 of 5
Toll like receptors
Correct Answer: A
Rationale: TLRs recognize PAMPs on various microbes, initiating innate responses.
Question 5 of 5
The deficiency of the complement proteins (C1q, C1q, C1s) or the complement receptors lead to the accumulation of immune complexes resulting in SLE or vasculitis .The deficiency affects the following complement pathway
Correct Answer: B
Rationale: C1q, C1r, and C1s deficiencies impair the classical pathway, leading to immune complex accumulation.