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 factor:
A) IX
B) XII
C) XIII
D) VIII

Question

Quizplus · Accepted Answer

Hemophilia A is a deficiency in factor VIII.
Hemophilia A is a deficiency in factor VIII,not IX.
Hemophilia A is a deficiency in factor VIII,not factor XII.
Hemophilia A is a deficiency of factor VIII,not factor XIII.

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