ATI RN
Immune System NCLEX Questions Quizlet Questions
Question 1 of 5
Which cells are primarily responsible for adaptive immunity in lymph nodes?
Correct Answer: B
Rationale: Lymphocytes , B and T cells, drive adaptive immunity; macrophages are innate, neutrophils and eosinophils fight infection.
Question 2 of 5
Which cells in lymph nodes present antigens to T cells?
Correct Answer: C
Rationale: Dendritic cells present antigens; macrophages and B cells assist, neutrophils don't.
Question 3 of 5
Which lymphoid organ is encapsulated by connective tissue?
Correct Answer: A
Rationale: The thymus has a connective tissue capsule; tonsils , appendix , and Peyer's lack full encapsulation.
Question 4 of 5
Which lymphatic structure drains the abdominal organs?
Correct Answer: A
Rationale: The thoracic duct drains abdominal organs via cisterna chyli ; right duct is upper right.
Question 5 of 5
The thymus is located in which body region?
Correct Answer: B
Rationale: The thymus is in the thorax; abdomen has spleen, pelvis has bladder, neck has thyroid.