ATI RN
Pediatric Immunization NCLEX Questions Quizlet Questions
Question 1 of 5
Wrong about MHC molecules
Correct Answer: C
Rationale: Cross-presentation loads antigens onto MHC class I, not MHC II, for CD8 T cell activation.
Question 2 of 5
a person developed an extracellular bacterial infection With the subsequent release of IGM, what is the most What is the most important function of IGM in this infection
Correct Answer: B
Rationale: IgM activates complement via the classical pathway, enhancing bacterial clearance. Answer assumed as B based on IgM function.
Question 3 of 5
A T cell located at the epithelial barrier of the gut is a
Correct Answer: A
Rationale: Gamma-delta T cells are enriched at epithelial barriers like the gut, functioning in innate-like immunity.
Question 4 of 5
A person develops a viral infection and both T and B cells become activated to fight the infection. In which way is antigen recognition by B cells different from antigen recognition by T cells?
Correct Answer: D
Rationale: B cells recognize native antigens via surface Ig, while T cells require processed antigens on MHC.
Question 5 of 5
Antibodies in our body are produced by:
Correct Answer: A
Rationale: B lymphocytes differentiate into plasma cells that produce antibodies.