ATI RN
Lymphatic System Questions Questions
Question 1 of 5
After which age are declines in the immune system most evident?
Correct Answer: C
Rationale: Immune decline (immunosenescence) is most evident after age 60.
Question 2 of 5
In the lymphatic system, what is the role of lymphatic nodules (also known as lymphatic follicles)?
Correct Answer: A
Rationale: Lymphatic nodules produce lymphocytes, e.g., in tonsils or Peyer's patches.
Question 3 of 5
Primary lymphatic organs serve as the site for:
Correct Answer: D
Rationale: Primary organs (bone marrow, thymus) mature lymphocytes.
Question 4 of 5
The bodies first line of defense include:
Correct Answer: C
Rationale: First line includes physical (mechanical), chemical barriers, and flora.
Question 5 of 5
Billy was bitten by a rabid dog and had to receive the rabies serum vaccine. What type of immunity does he have?
Correct Answer: D
Rationale: Rabies serum provides artificial passive immunity.