ATI RN
Immune System Exam Questions Questions
Question 1 of 5
Acute inflammation can be initiated by:
Correct Answer: A
Rationale: Increased vascular permeability initiates inflammation, allowing immune cell influx, unlike C3 (complement) or lysozyme (enzyme).
Question 2 of 5
Which cell is correctly matched with its secretion or function?
Correct Answer: B
Rationale: Mast cells release histamine; T cells don't make IL-1, macrophages don't secrete IgA.
Question 3 of 5
The cytotoxic T cells recognize Antigen in association with_____________.
Correct Answer: C
Rationale: Cytotoxic T cells recognize MHC I ; not MHC II or III . Note: Sol says D, but C is standard.
Question 4 of 5
The spleen can be described as
Correct Answer: B
Rationale: The spleen resembles a large lymph node, filtering blood, not specifically producing T or B cells.
Question 5 of 5
A primary immune response is ____________, and a secondary immune response is ____________.
Correct Answer: C
Rationale: Primary response is slow initial antibody production; secondary is rapid due to memory cells.