ATI RN
Pediatric Immunization NCLEX Questions Quizlet Questions
Question 1 of 5
At what stage does selection occur and where in the thymus does it occur?
Correct Answer: B
Rationale: Selection (positive and negative) occurs at the DP stage in the thymus cortex.
Question 2 of 5
Which of the following is NOT true when comparing primary immune response to subsequent (secondary) immune response?
Correct Answer: D
Rationale: Secondary response typically features IgG, not IgH (a typo for IgA/IgE), as the major class.
Question 3 of 5
Which of the following is a function of the adaptive immune system and NOT the innate immune system?
Correct Answer: A
Rationale: Distinguishing self from non-self is adaptive (e.g., T/B cell receptors), not innate.
Question 4 of 5
In the lectin complement pathway, mannan-binding lectin (MBL) indirectly activates which of the following components?
Correct Answer: D
Rationale: MBL activates C2 and C4 in the lectin pathway, leading to C3 activation.
Question 5 of 5
A deficiency in complement inhibitors could lead to which of the following?
Correct Answer: D
Rationale: Complement inhibitor deficiency (e.g., C1 inhibitor) causes hereditary angioedema.