which of the following is needed to ensure a healthy T cell army that doesn't attack our own cells?

Questions 60

ATI RN

ATI RN Test Bank

Pediatric Immunization NCLEX Questions Quizlet Questions

Question 1 of 5

which of the following is needed to ensure a healthy T cell army that doesn't attack our own cells?

Correct Answer: B

Rationale: Thymic medullary epithelial cells (TMECs) educate T cells for self-tolerance.

Question 2 of 5

Eosinophilia can be seen in all the following EXCEPT

Correct Answer: C

Rationale: Corticosteroids suppress eosinophil production and survival, reducing counts, unlike the others, which can elevate eosinophils.

Question 3 of 5

A 9-year-old boy with acute lymphoblastic leukemia on chemotherapy, presented with fever, aphthous stomatitis, and fatigue for the last 5 days. His absolute neutrophil count (ANC) was 450/μL and hemoglobin level was 10 gm/dl. The NEXT appropriate therapeutic measure is

Correct Answer: D

Rationale: Severe neutropenia (ANC <500/μL) with fever requires immediate broad-spectrum antibiotics to prevent sepsis, a common complication in chemotherapy patients.

Question 4 of 5

To reduce the number of bacterial infection in patients with chronic granulomatous disease (CGD), they should be given daily

Correct Answer: D

Rationale: Trimethoprim-sulfamethoxazole is standard prophylaxis in CGD, reducing bacterial infections by targeting common pathogens like S. aureus.

Question 5 of 5

Which of the following immune system components would NOT recognize a macromolecule epitope (binding site)?

Correct Answer: A

Rationale: Phagocytes engulf pathogens nonspecifically and do not recognize specific epitopes, unlike T and B lymphocytes or antibodies which bind specific antigenic sites.

Access More Questions!

ATI RN Basic


$89/ 30 days

ATI RN Premium


$150/ 90 days

Similar Questions