While the Rh system consists of more than 40 kinds of Rh antigens, by far the most important is antigen ________.
A) X
B) D
C) A
D) B

Question

Quizplus · Accepted Answer

Antigen D is the most important Rh antigen as it is the primary target of Rh sensitization and can cause hemolytic disease of the newborn in Rh-negative mothers carrying an Rh-positive fetus. Antigens X, A, and B are not Rh antigens.

While the Rh System Consists of More Than 40 Kinds