ABO Blood Groups and Agglutination Quiz

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What is the main function of red blood cells?

Transporting oxygen from lungs to tissues (correct)

Producing antibodies

Regulating blood sugar levels

Assisting in blood clotting

Which blood component acts as a buffer and helps regulate hydrogen ion concentration?

Platelets

Red blood cells (correct)

Plasma

White blood cells

What is the unique feature of the Rh factor in red blood cells?

Regulates blood pressure

Determines blood group antigens

Affects pregnancy in Rh-negative individuals (correct)

Prevents blood clotting

Which type of leukocyte is NOT a granular leukocyte?

Lymphocytes Signup and view all the answers

What is the shape of red blood cells that allows them to pass through capillaries easily?

Biconcave disc Signup and view all the answers

What is the main characteristic of Type A blood in the ABO blood group system?

Presence of only antigen A Signup and view all the answers

In the Rh blood group system, what is the universal donor type?

Type O Rh-negative blood Signup and view all the answers

What happens if a particular agglutinogen is present in the RBCs according to Landsteiner law?

Corresponding agglutinin in the serum is absent Signup and view all the answers

Which of the following is an example of a blood group not based on A or B antigens?

Diego group Signup and view all the answers

Which blood type is considered the universal recipient in the ABO blood group system?

Type AB Signup and view all the answers

What is the characteristic of Type O blood in terms of antigens?

Absence of both antigens A and B Signup and view all the answers

What is the main characteristic of erythroblastosis fetalis?

Agglutination of fetus's red blood cells Signup and view all the answers

Which antigens are part of the Rhesus blood group system?

C, D, E Signup and view all the answers

Which antigens are more antigenic in the Rhesus blood group system?

Rh D Signup and view all the answers

What happens in erythroblastosis fetalis when the mother is Rh negative and the father is Rh positive?

Baby inherits Rh-positive antigen from the father Signup and view all the answers

What happens when bloods are mismatched so that anti-A plasma agglutinins are mixed with red blood cells containing A agglutinogens?

Red cells agglutinate Signup and view all the answers

What happens when Rhesus agglutinins are mixed with red blood cells containing Rh antigens?