ATI RN
Lymphatic System Practice Questions Questions
Question 1 of 5
Regarding the immune system
Correct Answer: C
Rationale: Cell-mediated immunity targets intracellular pathogens; T cells are 60-70% , humoral is adaptive , and NK cells are innate .
Question 2 of 5
Affinity maturation of the humoral immune response is due to:
Correct Answer: A
Rationale: Affinity maturation refines antibody via antigen stimulation; recombination is earlier, switching changes class.
Question 3 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 4 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 5 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.