IH 1 RHESUS BLOOD GROUP SYSTEM

Who first described Hemolytic Disease of the Newborn?

• Levine and Stetson

• Rhesus monkey researchers

• Rh antigen discoverers

• Karl Landsteiner and Alexander Wiener

What is the most important Rh antigen?

• c

• C

• D

• E

Which Rh antigen is found in 85% of the population?

• e

• D

• E

• C

What type of antibodies are commonly associated with the Rh system?

• IgM

• IgG

• IgE

• IgA

What is the primary cause of Hemolytic Disease of the Newborn?

• Maternal antibodies

• Incompatible blood transfusion

• Genetic mutations

• Viral infections

What is the universal donor blood type?

• B Negative

• AB Positive

• O Negative

• A Positive

Which Rh antibody is most commonly seen in Rh(D) negative individuals?

• Anti-D

• Anti-C

• Anti-e

• Anti-E

What is the inheritance pattern of the Rh blood group?

• Polygenic

• Autosomal recessive

• Mendelian

• X-linked

What is the main immunogenic Rh antigen?

• C

• D

• c

• E

What is the term for weakly expressed D antigen?

• Weak D

• Du

• D variant

• D antigen