ATI RN
Lymphatic System Multiple Choice Questions and Answers Questions
Question 1 of 5
Which lymphoid organ is most involved in immune memory?
Correct Answer: C
Rationale: Lymph nodes store memory cells; thymus matures, spleen filters, tonsils trap.
Question 2 of 5
Which cells undergo clonal expansion after antigen exposure?
Correct Answer: B
Rationale: Lymphocytes expand clonally; macrophages , neutrophils , and eosinophils don't.
Question 3 of 5
Which cells are elevated in bacterial infections?
Correct Answer: B
Rationale: Neutrophils rise in bacterial infections; lymphocytes are adaptive, eosinophils are parasites, basophils are allergies.
Question 4 of 5
Which organ traps respiratory pathogens?
Correct Answer: C
Rationale: Tonsils trap respiratory pathogens; spleen filters blood, thymus matures T cells, nodes filter lymph.
Question 5 of 5
With regard to the superficial cortex of the lymph node: It contains lymphatic nodules.
Correct Answer: A
Rationale: The superficial cortex houses lymphatic nodules, primarily B-cell zones.