ATI RN
Immune System Multiple Choice Questions and Answers PDF Questions
Question 1 of 5
What is the term for reduced immune response to self-antigens?
Correct Answer: C
Rationale: Tolerance prevents self-reaction; hypersensitivity is overreaction, autoimmunity is self-attack, immunodeficiency is weakness.
Question 2 of 5
With regard to secondary lymphatic nodules: They are characterised by the presence of germinal centres.
Correct Answer: A
Rationale: Germinal centers are a hallmark of secondary lymphatic nodules, where B-cell proliferation and differentiation occur.
Question 3 of 5
Identify the structure indicated by an arrow.
Correct Answer: A
Rationale: The arrow points to the central artery, a key feature within the white pulp of the spleen.
Question 4 of 5
is bean or kidney shaped with Capsule, has a surface
Correct Answer: A
Rationale: Lymph nodes are bean-shaped with a capsule; spleen is larger and oval, tonsils lack a full capsule, liver is not lymphatic.
Question 5 of 5
Facilitate passage of blood from spleen to blood stream
Correct Answer: B
Rationale: Blood sinusoids facilitate blood passage from spleen to bloodstream.