ATI RN
Lymphatic System Questions and Answers PDF Questions
Question 1 of 5
Which of the following is the predominant route by which pathogens are brought from a site of infection into a lymph node?
Correct Answer: D
Rationale: Afferent lymphatics carry pathogens from infection sites to lymph nodes for immune recognition.
Question 2 of 5
A ____________ molecule is a glycoprotein used to identify and distinguish white blood cells.
Correct Answer: D
Rationale: Clusters of differentiation mark WBCs; MHC presents antigens.
Question 3 of 5
If lymphatic tissue is removed from an axillary region, the arm on that side is likely to
Correct Answer: C
Rationale: Removing lymphatic tissue impairs lymph drainage, causing fluid buildup (edema) in the arm.
Question 4 of 5
The immunoglobulin class of an antibody molecule is determined by the
Correct Answer: C
Rationale: The constant region of heavy chains defines Ig classes (e.g., IgG, IgM), not light chains.
Question 5 of 5
Cytotoxic T cells destroy the target cells
Correct Answer: C
Rationale: Cytotoxic T cells use perforins to puncture target cell membranes.