ATI RN
Lymphatic System and Immunity Test Questions Questions
Question 1 of 5
Which immune cells are granulocytes?
Correct Answer: C
Rationale: Neutrophils are granulocytes; lymphocytes and dendritic cells are agranulocytes, monocytes become macrophages.
Question 2 of 5
Which cells are key to type IV hypersensitivity?
Correct Answer: B
Rationale: T cells mediate type IV (delayed); B cells are humoral, mast cells are type I, neutrophils are innate.
Question 3 of 5
Which cytokine enhances macrophage activity?
Correct Answer: C
Rationale: IFN-gamma boosts macrophages; IL-2 aids T cells, IL-4 helps B cells, IL-10 suppresses.
Question 4 of 5
White pulp of spleen: Is distinguished by the presence of the 'central artery'.
Correct Answer: A
Rationale: The central artery is a defining feature of white pulp, surrounded by lymphoid tissue.
Question 5 of 5
Which of the following is not likely to present in the lymph?
Correct Answer: A
Rationale: Lymph typically contains proteins, microorganisms, and macrophages, but red blood cells are primarily in the blood, not lymph, unless there's injury or pathology.