ATI RN
Lymphatic System Practice Questions Questions
Question 1 of 5
Concerning HIV complications
Correct Answer: C
Rationale: Toxoplasmosis causes 50% of CNS lesions; candidiasis is common but not specified, Mycoplasma isn't sentinel , and malignancy is 25-40% .
Question 2 of 5
Which organ is the largest lymphoid organ in the body?
Correct Answer: B
Rationale: The spleen is the largest lymphoid organ; the thymus is smaller, and tonsils and appendix are minor lymphoid tissues.
Question 3 of 5
Which cells in the thymus educate T cells?
Correct Answer: B
Rationale: Dendritic cells educate T cells in the thymus; macrophages phagocytose, neutrophils fight infection, and B cells are elsewhere.
Question 4 of 5
What is the term for inflammation of lymphatic vessels?
Correct Answer: B
Rationale: Lymphangitis is vessel inflammation; lymphadenitis is nodes, lymphoma is cancer, lymphedema is swelling.
Question 5 of 5
Which lymphoid organ is most involved in blood filtration?
Correct Answer: B
Rationale: The spleen filters blood; thymus matures T cells, nodes filter lymph, tonsils trap pathogens.