ATI RN
Immune System Questions and Answers Quizlet Questions
Question 1 of 5
What is the primary function of lymph nodes in immunity?
Correct Answer: B
Rationale: Lymph nodes filter pathogens from lymph; antibodies are from B cells, maturation is thymus/marrow, blood is spleen.
Question 2 of 5
What is the role of NK cells in innate immunity?
Correct Answer: B
Rationale: NK cells kill abnormal cells; antibodies are B cells, phagocytosis is macrophages, presentation is dendritic.
Question 3 of 5
The spleen's white pulp contains which immune cells?
Correct Answer: B
Rationale: White pulp has lymphocytes ; red pulp has RBCs , platelets , and some neutrophils .
Question 4 of 5
With regard to the medullary sinuses of the lymph node: They are traversed by reticular cells.
Correct Answer: A
Rationale: Reticular cells form a network across medullary sinuses, aiding in lymph filtration.
Question 5 of 5
Give the predominant cell type found in the encircled region.
Correct Answer: A
Rationale: Secondary lymphatic nodules predominantly contain lymphocytes, especially B-cells.