ATI RN
Immune System Multiple Choice Questions and Answers PDF Questions
Question 1 of 5
Foreign particles that are injected into the skin are likely to enter the lymphatic system
Correct Answer: A
Rationale: Skin has lymphatic capillaries that rapidly take up injected foreign particles.
Question 2 of 5
Where are the tonsils, a part of the lymphatic system, located in the human body?
Correct Answer: A
Rationale: Tonsils are located in the throat, guarding against ingested/inhaled pathogens.
Question 3 of 5
The primary function of the lymphatic system in immune defense includes:
Correct Answer: A
Rationale: It supports antibody production via lymphocytes, not oxygen transport.
Question 4 of 5
Which of the following statements is true about the IgM of humans?
Correct Answer: D
Rationale: IgM is mainly in blood, not crossing the placenta or protecting mucosa (IgA role).
Question 5 of 5
Which of the following is NOT a physical barrier that prevents infection?
Correct Answer: C
Rationale: HCl is a chemical barrier, not physical like skin or cilia.