ATI RN
Lymphatic System Multiple Choice Questions and Answers Questions
Question 1 of 5
The lymphatic system's role in fat absorption occurs in:
Correct Answer: A
Rationale: Lacteals in the small intestine absorb fats; spleen , nodes , and thymus don't.
Question 2 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 3 of 5
Which immunoglobulin is a pentamer?
Correct Answer: D
Rationale: IgM is a pentamer; IgA is a dimer in secretions, IgD and IgE are monomers.
Question 4 of 5
Which cells undergo clonal expansion after antigen exposure?
Correct Answer: B
Rationale: Lymphocytes expand clonally; macrophages , neutrophils , and eosinophils don't.
Question 5 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.