ATI RN
Pediatric Immunization NCLEX Questions Questions
Question 1 of 5
which of the following cells will be the last cell to perform its function in skin pathogen invasion
Correct Answer: B
Rationale: Naïve CD8 lymphocytes require activation by antigen-presenting cells and differentiation into cytotoxic T cells, making them the last to act compared to innate cells like NK cells, macrophages, and intraepithelial lymphocytes.
Question 2 of 5
All of the following are actions of IL-1 EXCEPT
Correct Answer: D
Rationale: IL-1 increases vascular permeability to aid WBC migration, not decreases it.
Question 3 of 5
Which of the following best describes complementary system
Correct Answer: B
Rationale: The complement system comprises proteins that enhance opsonization, inflammation, and lysis.
Question 4 of 5
Which one of the following leukocytes is considered a 'granulocyte'?
Correct Answer: B
Rationale: Neutrophils are granulocytes, characterized by multi-lobed nuclei and granules.
Question 5 of 5
Macrophages recognize microorganisms through the Interaction of their substances with what receptor?
Correct Answer: D
Rationale: Macrophages use pattern recognition receptors (PRRs) to detect microbial PAMPs.