ATI RN
Immune System Questions and Answers Quizlet Questions
Question 1 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 2 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 3 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.
Question 4 of 5
Not have germinal Center, contain high B-lymph, low T lymph.
Correct Answer: A
Rationale: Primary follicles lack germinal centers and are rich in B-lymphocytes, with few T-lymphocytes.
Question 5 of 5
called thymus dependent Zone
Correct Answer: C
Rationale: PALS is the thymus-dependent zone in the spleen, rich in T-lymphocytes.