ATI RN
Lymphatic System Review Questions Questions
Question 1 of 5
Which cells are key to immune surveillance?
Correct Answer: C
Rationale: NK cells monitor for abnormal cells; B and T cells are adaptive, macrophages phagocytose.
Question 2 of 5
With regard to the superficial cortex of the lymph node: It is characterized by the presence of white pulp.
Correct Answer: B
Rationale: White pulp is specific to the spleen, not lymph nodes.
Question 3 of 5
All characters of lymphatic Capillary except:
Correct Answer: C
Rationale: Lymphatic capillaries have blind ends, interrupted basal lamina, and no tight junctions (A, B), and remove large molecules ; they lack pericytes, unlike blood capillaries (C is incorrect).
Question 4 of 5
is infection in any part, enlarge and inflammation in lymph node
Correct Answer: B
Rationale: Lymphadenitis is infection-related lymph node enlargement and inflammation.
Question 5 of 5
tonsil is single mass of lymph tissue under mucus membrane of nasopharynx
Correct Answer: A
Rationale: Pharyngeal tonsil (adenoid) is a single mass in the nasopharynx.