ATI RN
Chapter 20 The Lymphatic System and Immunity Sample Questions Questions
Question 1 of 5
One known function of the cells of the thymus is to
Correct Answer: A
Rationale: Thymic cells produce thymic hormones (e.g., thymosin) to mature T cells, not antibodies or IL-1.
Question 2 of 5
Giving a patient an intravenous injection of immunoglobulin should
Correct Answer: A
Rationale: IV immunoglobulin provides temporary passive immunity, not stimulating active responses.
Question 3 of 5
What is the primary function of the lymph nodes in the lymphatic system?
Correct Answer: B
Rationale: Lymph nodes filter lymph and initiate immune responses.
Question 4 of 5
What is the primary function of lymphatic capillaries in the body?
Correct Answer: C
Rationale: Lymphatic capillaries absorb excess fluid and proteins from tissues.
Question 5 of 5
Describe the flow of lymph beginning with lymph formation.
Correct Answer: B
Rationale: Lymph forms from tissue fluid entering lymphatic capillaries, then flows through vessels, ducts, and into veins.