ATI RN
Immune System Multiple Choice Questions Questions
Question 1 of 5
People that are confined to bed for long periods of time often develop edema because
Correct Answer: C
Rationale: Lack of muscle contraction impairs lymph flow, causing fluid buildup (edema) in interstitial spaces.
Question 2 of 5
Which of the following is not considered a lymphatic organ?
Correct Answer: C
Rationale: The liver is not a lymphatic organ; it processes blood, unlike spleen or thymus.
Question 3 of 5
Which lymphatic vessel collects lymph from the upper right portion of the body, including the right arm, right side of the head, and right thorax?
Correct Answer: A
Rationale: The right jugular trunk drains the right head and neck.
Question 4 of 5
Which of the following protects our body against disease-causing pathogens?
Correct Answer: B
Rationale: The immune system defends against pathogens.
Question 5 of 5
Non-specific defense mechanisms are effective against _________ type(s) of infectious agent(s) and specific defense mechanisms are effective against __________ type(s) of infectious agent(s).
Correct Answer: B
Rationale: Nonspecific defenses target many agents; specific target one.