ATI RN
Pediatric Immunization NCLEX Questions Ricci Questions
Question 1 of 5
Which of the following is an agent (e.g. aluminum salts, oil-based, virosomes) often used to modify or augment the effects of a vaccine by stimulating the immune system to respond to the vaccine more vigorously, and thus providing increased immunity to a particular disease?
Correct Answer: D
Rationale: Adjuvants enhance vaccine efficacy by boosting immune responses, distinct from antigens or immunogens.
Question 2 of 5
Which of the following binds to an Fc receptor on mast cells and basophils?
Correct Answer: C
Rationale: IgE binds Fc receptors on mast cells and basophils, mediating allergic responses.
Question 3 of 5
What color light is emitted when antigens are exposed to UV light after being treated with fluorescein isothiocyte (FITC), such as in the test for Treponema pallidum (syphilis) or to dye the Chicago river for a particular holiday (fluorescein)?
Correct Answer: D
Rationale: Fluorescein (FITC) emits green light when excited by UV light, commonly used in fluorescence microscopy and assays.
Question 4 of 5
Which of the following is NOT true regarding the mechanisms of generating antibody diversity?
Correct Answer: D
Rationale: Antibody diversity arises from multiple combinations of light and heavy chains, not a single combination.
Question 5 of 5
In comparison toαβ T cells, δγ T cells and are hypothesized to be a line of immune defense.
Correct Answer: B
Rationale: δγ T cells do not typically use MHC for antigen recognition and are considered a primary line of defense.