ATI RN
ASCP Hematology Questions Questions
Question 1 of 4
One of the following features DOES NOT fit hemophilia A
Correct Answer: B
Rationale: Hemophilia A has normal PT (B incorrect); PTT is prolonged (C) due to low factor VIII (D).
Question 2 of 4
Which of the following tests measures the step from fibrinogen to fibrin conversion?
Correct Answer: D
Rationale: Thrombin time (D) directly assesses fibrinogen to fibrin conversion.
Question 3 of 4
Deficiency of which of the following factors is asymptomatic?
Correct Answer: D
Rationale: Factor XII (E) deficiency doesn’t cause bleeding despite prolonged PTT.
Question 4 of 4
A 6-year- old boy presented three hours after receiving blood transfusion with urticaria, pruritus, maculopapular rash, progressively developed facial edema, and respiratory distress. Of the following, the MOST likely diagnosis is
Correct Answer: C
Rationale: Allergic reaction (C) fits urticaria, edema, and respiratory distress post-transfusion.