ATI RN
Lymphatic System Practice Questions Questions
Question 1 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 2 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.
Question 3 of 5
Which lymphatic vessel drains the upper right chest?
Correct Answer: B
Rationale: The right lymphatic duct drains the upper right chest; thoracic duct drains left and lower.
Question 4 of 5
What is the primary function of the immune system?
Correct Answer: B
Rationale: The immune system defends against pathogens; nutrient transport is circulatory, hormones are endocrine, temperature is hypothalamus.
Question 5 of 5
The adaptive immune response is initiated in:
Correct Answer: B
Rationale: Lymph nodes initiate adaptive responses; bone marrow produces cells, blood and skin are initial sites.