ATI RN
Pediatric Immunization NCLEX Questions Questions
Question 1 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 2 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 3 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.
Question 4 of 5
Enhance diapedesis and stimulate TH2 responses
Correct Answer: C
Rationale: IL-4, a cytokine, promotes diapedesis (leukocyte migration) and drives TH2 responses critical for parasitic immunity.
Question 5 of 5
Degrade host cell proteins, activate caspase enzyme system
Correct Answer: B
Rationale: Granzymes enter target cells via perforin pores, degrading proteins and activating caspases for apoptosis.