ATI RN
Immune System Quiz Questions Questions
Question 1 of 5
Which molecule below is a fungal pathogen associated molecular pattern (PAMP)?
Correct Answer: C
Rationale: Zymosan, a fungal cell wall component, is a PAMP, unlike dsRNA (viral), LPS (bacterial), or CpG (bacterial DNA).
Question 2 of 5
Which of the statements below is incorrect?
Correct Answer: C
Rationale: Activated T cells proliferate in lymph nodes, not blood, before exiting as effector cells.
Question 3 of 5
All of the following are true concerning IgM antibodies EXCEPT which one
Correct Answer: C
Rationale: IgM is a glycoprotein , fixes complement , and is on B-cells ; allergies are IgE-mediated.
Question 4 of 5
Which of the following conveys the longest-lasting immunity to an infectious agent?
Correct Answer: C
Rationale: Natural active immunity is longest-lasting due to memory; passive (A, B) is temporary.
Question 5 of 5
Antibodies disappear very quickly in which immunity?
Correct Answer: C
Rationale: Passive immunity has short-lived antibodies; active (A, D) is longer-lasting.