ATI RN
Lymphatic System Questions and Answers PDF Questions
Question 1 of 5
Complete this sentence. Upon secondary exposure to a pathogen, the adaptive immune response.
Correct Answer: D
Rationale: Secondary responses are rapid (short lag) due to memory cells, stronger than primary, and don't generate new memory cells.
Question 2 of 5
T helper cells:
Correct Answer: B
Rationale: Th cells (CD4+) regulate T and B cell responses and activate innate cells, not inducing cytotoxicity (CD8+ role).
Question 3 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 4 of 5
Fusion between a plasma cell and a tumor cell creates a
Correct Answer: C
Rationale: Hybridoma results from plasma/tumor fusion for monoclonal antibodies; not others (A-D).
Question 5 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.