ATI RN
Immune System NCLEX Questions Quizlet Questions
Question 1 of 5
The stimulation of antigen-specific T-cells by appropriately presented antigen, alone results in _____________.
Correct Answer: C
Rationale: T-cell stimulation leads to proliferation; allergies need more factors. Note: Sol says A, but C is standard.
Question 2 of 5
T-lymphocytes are responsible for
Correct Answer: C
Rationale: T cells drive cell-mediated immunity, not antibody production (B cell role).
Question 3 of 5
Which of the following is NOT a function of lymphatic vessels?
Correct Answer: C
Rationale: Lymphatic vessels do not filter red blood cells; that's a spleen function.
Question 4 of 5
The thoracic duct is the largest lymphatic vessel in the human body and drains lymph from most of the body. Where does it originate?
Correct Answer: C
Rationale: The thoracic duct originates at the cisterna chyli in the abdomen.
Question 5 of 5
Which of the following cells of the immune system do not perform phagocytosis?
Correct Answer: D
Rationale: Basophils release histamine, not phagocytic, unlike macrophages or neutrophils.