ATI RN
Pediatric Immunization Test Questions Questions
Question 1 of 5
Choose the best answer. Rheumatoid arthritis is a/an...?
Correct Answer: C
Rationale: Rheumatoid arthritis involves immune complex deposition (Type III hypersensitivity), though it's broadly an autoimmune disease; C is the best fit per the options.
Question 2 of 5
Matching: Immunodeficiency - Fatal echovirus encephalitis
Correct Answer: D
Rationale: X-linked agammaglobulinemia (Bruton) lacks B cells and antibodies, predisposing to severe enteroviral infections like echovirus encephalitis. DiGeorge affects T cells, not primarily enteroviruses.
Question 3 of 5
A 40-day-old, previously healthy, fullterm female infant manifests fever, lethargy, and poor feeding for 12 hours. Physical examination reveals a lethargic child with vital signs of RR 70, HR 185, BP mean 25, T 39.50°C. The peripheral perfusion is poor, the chest reveals retractions, the abdomen is soft and reveals persistence of the umbilical cord, and the extremities are cool. Laboratory studies reveal a white blood cell count of 65,000 and a platelet count of 105,000. Family history reveals that a male sibling died suddenly at the age of 2 months, 10 years prior to the birth of this child. The most likely diagnosis is
Correct Answer: D
Rationale: Leukocyte adhesion deficiency (LAD) presents with delayed umbilical cord separation, recurrent infections, and leukocytosis (WBC 65,000) due to impaired neutrophil migration. The family history suggests an autosomal recessive condition like LAD.
Question 4 of 5
Which of the following is not true of monocytes and neutrophils?
Correct Answer: A
Rationale: Monocytes do not have unlimited division capacity; they differentiate into macrophages with limited proliferation, making A untrue.
Question 5 of 5
Reported complications of intravenous immunoglobulin therapy include all of the following EXCEPT
Correct Answer: D
Rationale: AIDS is not a reported complication of IVIG; hepatitis C was historically linked to contaminated batches, but modern IVIG is screened and safe.