ATI RN
Immune System NCLEX Questions Questions
Question 1 of 5
The lymphatic system transports dietary fats absorbed from:
Correct Answer: B
Rationale: The small intestine absorbs fats into lymph; stomach and large intestine don't, liver processes.
Question 2 of 5
What is the primary source of lymph protein content?
Correct Answer: B
Rationale: Plasma leakage provides lymph proteins; RBCs don't leak, digestion adds fats, marrow makes cells.
Question 3 of 5
What is the term for excessive lymph accumulation in tissues?
Correct Answer: D
Rationale: Lymphedema is lymph accumulation; lymphadenopathy is node swelling, lymphangitis is inflammation.
Question 4 of 5
Which cytokine promotes inflammation?
Correct Answer: B
Rationale: TNF-alpha drives inflammation; IL-10 suppresses, IL-4 aids allergies, IL-2 boosts T cells.
Question 5 of 5
Which cells release perforins to kill targets?
Correct Answer: B
Rationale: Cytotoxic T cells use perforins; NK cells also do, but B cells make antibodies, macrophages phagocytose.