A29-year-old female was admitted to the emergency room with severe bleeding. the blood type was group ab, d-negative. six units of rbcs are ordered stat. of the following types available in the blood bank, which would be the most preferable for crossmatch?

A, D negative

Explanation:

There is four main blood group that is found in human beings. The blood group has been inherited by the parents through genes. The blood group either RH negative or RH positive. The blood is made up of many red blood cells, white blood cells, and platelets in the plasma of the body. These cells are found in all entire the body. Antibodies are found in plasma called protein and these are a natural defense in the blood.  

Four main blood groups are defined by ABO:

RH system has

answer; the government can clearly justify the restriction;