ATI RN
Good Questions About the Immune System Questions
Question 1 of 5
Regarding cytokines
Correct Answer: B
Rationale: Cytokines have overlapping (redundant) roles; they target multiple cells , act in innate and adaptive , and can inhibit .
Question 2 of 5
When a micro-organism displays surface antigen which is very similar in structure to a particular MHC molecule this may result in the development of autoimmunity through the mechanism of:
Correct Answer: A
Rationale: Molecular mimicry causes autoimmunity via similar antigens; dissimilarity prevents, revolt and antibody mimicry are not terms.
Question 3 of 5
The spleen is located in which quadrant of the abdomen?
Correct Answer: A
Rationale: The spleen is in the upper left quadrant; upper right has the liver, lower quadrants (C, D) have intestines.
Question 4 of 5
Which cells are stored in the spleen's white pulp?
Correct Answer: B
Rationale: White pulp stores lymphocytes ; red pulp has RBCs , platelets , and some neutrophils .
Question 5 of 5
Which cells are most abundant in lymph?
Correct Answer: B
Rationale: Lymphocytes dominate lymph; RBCs and platelets are rare, neutrophils are in blood.