ATI RN
Good Questions About the Immune System Questions
Question 1 of 5
The immunoglobulin that is found predominantly in secretions:
Correct Answer: A
Rationale: IgA dominates secretions; IgD , IgE , IgG , and IgM are not primary in secretions.
Question 2 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 3 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 4 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.
Question 5 of 5
Which lymphoid tissue is part of the mucosal immune system?
Correct Answer: C
Rationale: Peyer's patches are mucosal; spleen and nodes are systemic, thymus matures T cells.