ATI RN
Lymphatic and Immune System Test Questions Questions
Question 1 of 5
Your body has millions of different antibodies for detecting millions of different antigens because
Correct Answer: B
Rationale: Somatic rearrangement and mutation generate diversity; not millions of genes or antigen shifting .
Question 2 of 5
The thoracic lymphatic duct empties into the
Correct Answer: C
Rationale: The thoracic duct drains lymph into the left subclavian vein, returning it to the bloodstream.
Question 3 of 5
The process of coating a microbe with antibodies to make it more susceptible to phagocytosis is
Correct Answer: B
Rationale: Opsonization enhances phagocytosis by coating microbes with antibodies.
Question 4 of 5
The type of resistance that is acquired as a result of developing and recovering from a disease is
Correct Answer: A
Rationale: Recovery from disease yields naturally acquired active immunity with memory.
Question 5 of 5
Which of the following statements about lymphatic circulation is true?
Correct Answer: D
Rationale: Lymph flows through nodes, not spleen, which filters blood; no heart-like pump exists.