ATI RN
Pediatric Immunization NCLEX Questions Ricci Questions
Question 1 of 5
Which of the following is NOT true regarding apoptosis of target cells?
Correct Answer: C
Rationale: bcl genes are anti-apoptotic, promoting cell survival, not shortening it.
Question 2 of 5
Anaphylatoxins are chemotaxins that stimulate phagocytosis and degranulation. Which complement components is/are mainly involved?
Correct Answer: D
Rationale: C3a and C5a are key anaphylatoxins in complement activation.
Question 3 of 5
Uses integrin molecules to squeeze between endothelial cells
Correct Answer: A
Rationale: Diapedesis involves integrins for endothelial crossing.
Question 4 of 5
shock syndrome is mediated by cytokines secreted from cells.
Correct Answer: B
Rationale: Septic shock involves a massive cytokine release primarily from T cells in response to infection, driving the systemic inflammatory response.
Question 5 of 5
Antibody-dependent cellular cytotoxicity (ADCC) is the process by which natural killer cells destroy infected cells, identified by what immunoglobulin on the surface?
Correct Answer: D
Rationale: IgG coats infected cells, marking them for destruction by NK cells via ADCC.