The mother of a 3-year-old child speaks to the pediatrician because the child took several hours to stop bleeding following a minor scrape. Testing reveals that the child has hemophilia A resulting from a deficiency in:
A) factor IX.
B) factor XII.
C) factor XIII.
D) factor VIII.

Question

Quizplus · Accepted Answer

Hemophilia A is a genetic disorder caused by a deficiency in clotting factor VIII, which results in prolonged bleeding and increased risk of bleeding complications.

The Mother of a 3-Year-Old Child Speaks to the Pediatrician