ATI RN
Pediatric Immunization Test Questions Questions
Question 1 of 5
The following conditions can cause eosinophilia EXCEPT
Correct Answer: A
Rationale: Malaria typically does not cause eosinophilia; it's more associated with anemia or leukocytosis. The others are parasitic infections known to increase eosinophils.
Question 2 of 5
In chronic granulomatous disease (CGD), the best method to detect and follow up deep-seated infection is
Correct Answer: D
Rationale: C-reactive protein is a sensitive marker for inflammation and infection, useful for monitoring deep-seated infections in CGD.
Question 3 of 5
Which of the following is a large genomic region or gene family found in most vertebrates, playing an important role in immunity?
Correct Answer: B
Rationale: MHCs are a large gene family in vertebrates critical for presenting antigens to T cells, distinguishing them from HLAs (a subset of MHC in humans) and other options.
Question 4 of 5
Which of the following components of the innate immune system involves the release of histamine?
Correct Answer: D
Rationale: Tissue mast cells release histamine during innate responses, such as allergies or inflammation, unlike the other listed cells.
Question 5 of 5
Natural killer cells
Correct Answer: B
Rationale: NK cells lyse virally infected cells and tumor cells as part of innate immunity, without antigen presentation.