ATI RN
Pediatric Immunization NCLEX Questions Questions
Question 1 of 5
The γδ T cell acts as a part of the first line of defense, recognizing microbial invaders. They appear to recognize commonly occurring microbial pathogens. Where can γδ T cells be found?
Correct Answer: C
Rationale: γδ T cells are prevalent in epithelial tissues like skin and gut mucosa for innate defense.
Question 2 of 5
Antiapoptotic molecules are encoded by the death-inhibiting family of bcl genes.
Correct Answer: A
Rationale: bcl genes encode anti-apoptotic proteins, inhibiting cell death.
Question 3 of 5
Which of the following is NOT true regarding interferon?
Correct Answer: C
Rationale: Interferon enhances APC function, not inactivates them.
Question 4 of 5
To prevent inadvertent complement activation, eight inhibitors exist. Which of the following is an inhibitor preventing activation of C2 and C4, and prevents C3 activation by the alternative pathway?
Correct Answer: A
Rationale: C1 inhibitor regulates C2/C4 in the classical/lectin pathways and indirectly affects C3.
Question 5 of 5
What is the primary response seen in acute-phase responses to infection?
Correct Answer: C
Rationale: Fever (increased temperature) is a hallmark of acute-phase responses.