ATI RN
Immune System NCLEX Questions Questions
Question 1 of 5
The proteins secreted by plasma cells are called
Correct Answer: D
Rationale: Plasma cells secrete antibodies ; MHC , complement , antigens , and cytokines are different.
Question 2 of 5
Which of the following statements is false about the receptors of Innate Immune System?
Correct Answer: A
Rationale: Innate receptors (e.g., TLRs, D) don't include MHC ; they use PRRs .
Question 3 of 5
A lysozyme is
Correct Answer: A
Rationale: Lysozyme is an enzyme in tears/saliva that breaks bacterial cell walls.
Question 4 of 5
Cytotoxic T-cells recognize antigens combined with
Correct Answer: C
Rationale: Cytotoxic T cells (CD8+) recognize antigens on MHC-I, targeting infected cells.
Question 5 of 5
What is the primary function of the thymus gland in the lymphatic system?
Correct Answer: B
Rationale: The thymus produces and matures T lymphocytes.