ATI RN
Immune System Multiple Choice Questions Questions
Question 1 of 5
AIDS is such a deadly disease because the AIDS virus attacks and destroys
Correct Answer: A
Rationale: HIV targets CD4+ T cells , crippling immunity; CD8+ and macrophages are less primary targets.
Question 2 of 5
Which of the following Cytokines can increase the body temperature directly?
Correct Answer: C
Rationale: IL-6 induces fever; IL-2 and IL-8 don't directly.
Question 3 of 5
People that are confined to bed for long periods of time often develop edema because
Correct Answer: C
Rationale: Lack of muscle contraction impairs lymph flow, causing fluid buildup (edema) in interstitial spaces.
Question 4 of 5
In cell-mediated immunity, the antigen is destroyed by
Correct Answer: A
Rationale: Killer (cytotoxic) T cells destroy infected cells in cell-mediated immunity.
Question 5 of 5
Which of the following is not considered a lymphatic organ?
Correct Answer: C
Rationale: The liver is not a lymphatic organ; it processes blood, unlike spleen or thymus.