ATI RN
Good Questions About the Immune System Questions
Question 1 of 5
Which of the following is a primary function of the lymphatic system?
Correct Answer: C
Rationale: The lymphatic system maintains fluid balance and supports immune responses.
Question 2 of 5
How many types of antibodies are there?
Correct Answer: A
Rationale: There are five antibody types: IgG, IgA, IgM, IgE, IgD.
Question 3 of 5
Within a lymph node, B lymphocytes are located within the ____ of the lymph node and T lymphocytes and macrophage are located within the _________ of the lymph node.
Correct Answer: B
Rationale: B cells are in nodules; T cells and macrophages are in sinuses.
Question 4 of 5
Identify the class of antibody that crosses the placenta.
Correct Answer: D
Rationale: IgG crosses the placenta, providing fetal immunity.
Question 5 of 5
The elderly have a(n) __________ risk of infection and the elderly's response to vaccines ___________.
Correct Answer: D
Rationale: Aging increases infection risk and decreases vaccine efficacy.