ATI RN
Hematology Exam Questions Questions
Question 1 of 5
The definitive diagnostic test for the condition described in Question 19 is
Correct Answer: D
Rationale: Osmotic fragility test (E) confirms hereditary spherocytosis by showing RBC fragility.
Question 2 of 5
Indications for platelet transfusions in infants less than 4 months of age include all of the following platelet counts and clinical situations EXCEPT
Correct Answer: C
Rationale: Stable infants with <20 × 10â¹/L (C) don’t routinely need transfusion unless bleeding or unstable.
Question 3 of 5
Matching: Regional lymphadenopathy - Rubella
Correct Answer: B
Rationale: Rubella (B) typically causes occipital lymphadenopathy.
Question 4 of 5
Which of the following can lead to a possible diagnosis of human immunodeficiency virus (HIV) in a child? (Select one that does not apply.)
Correct Answer: D
Rationale: Children with HIV commonly exhibit frequent respiratory infections, intermittent diarrhea, and poor weight gain due to underlying cellular immunodeficiency.
Question 5 of 5
A child with hemophilia A fell and injured a knee while playing outside. The knee is swollen and painful. Which of the following measures should be taken to stop the bleeding? (Select one that does not apply.)
Correct Answer: C
Rationale: Immobilization and elevation help induce vasoconstriction and reduce bleeding. Factor VIII administration replaces the deficient clotting factor in hemophilia A.