ATI RN
Lymphatic System Questions and Answers PDF Questions
Question 1 of 5
Pollen would most likely evoke which type of hypersensitivity response:
Correct Answer: D
Rationale: Pollen triggers Type I via IgE and histamine; not cytotoxic , immune complex , or T-cell .
Question 2 of 5
Antigen binding site on Immunoglobulin is located in:
Correct Answer: D
Rationale: Fab region binds antigens; Fc is effector, chains (A, C) contribute.
Question 3 of 5
Which of the following convey the longest lasting immunity to an infectious agent?
Correct Answer: C
Rationale: Active immunity can last a lifetime or for a period of weeks, months or years, depending on how long the antibodies persist, unlike passive immunity which is temporary.
Question 4 of 5
A polymorphonuclear neutrophil (PMN):
Correct Answer: C
Rationale: PMNs (neutrophils) contain granules with microbicidal agents for phagocytosis, unlike stem cells or mast cells.
Question 5 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.