ATI RN
Pediatric Immunity NCLEX Questions Questions
Question 1 of 5
Chronic neutropenia by definition lasts longer than
Correct Answer: B
Rationale: Chronic neutropenia is defined as lasting >3 months, distinguishing it from transient causes like viral infections.
Question 2 of 5
The complement component of both the classical and alternative pathways is
Correct Answer: B
Rationale: C3 is central to both classical and alternative pathways, acting as a convergence point for complement activation.
Question 3 of 5
A medical student acquired hepatitis B through a needle-stick injury. The student had not received their vaccinations for this virus and eventually experienced liver problems. One of the clinical signs of this disease is jaundice, which turns the skin and sclera what color?
Correct Answer: D
Rationale: Jaundice, a symptom of hepatitis B due to liver dysfunction, causes yellowing of the skin and sclera from bilirubin buildup.
Question 4 of 5
Antigen presenting cells (APCs) include macrophages and dendritic cells, which are found in lymphoid tissues and the These are critical in the uptake and presentation of antigen to T cells.
Correct Answer: C
Rationale: APCs like macrophages and dendritic cells are abundant in the skin, a key site for pathogen entry, and lymphoid tissues, where they present antigens to T cells.
Question 5 of 5
T cells are made in the and complete their differentiation in the
Correct Answer: D
Rationale: T cells originate in the bone marrow and mature in the thymus, where they develop their antigen receptors.