ATI RN
Lymphatic System Multiple Choice Questions and Answers Questions
Question 1 of 5
Immune cells within the lymphatic circulation are directly deposited into which of the following anatomical sites so that the cells may reenter the bloodstream?
Correct Answer: B
Rationale: Lymphatic circulation deposits cells into the left subclavian vein via the thoracic duct to reenter blood.
Question 2 of 5
To what does the TCR of a helper T cell bind?
Correct Answer: B
Rationale: Helper T cells bind MHC II ; MHC I is for cytotoxic T cells.
Question 3 of 5
Lymph differs from plasma in that
Correct Answer: B
Rationale: Plasma has higher protein content than lymph, which is filtered interstitial fluid with fewer proteins.
Question 4 of 5
T-cells and B-cells are
Correct Answer: C
Rationale: T and B cells are lymphocytes, key to adaptive immunity, not phagocytes or antibodies.
Question 5 of 5
Which of these immune cells are able to quickly respond post any subsequent encounter with the same antigen?
Correct Answer: B
Rationale: Memory cells enable rapid responses to previously encountered antigens.