Blood groups and types

Question 1

What are agglutinogens?

Answer 1

Surface antigens on erythrocytes (composed of glycoproteins and glycolipids).

Question 2

People whose RBCs display only antigen A have type A blood.

Those who have only antigen B are type B.

Individuals who have both A and B antigens are type AB.

Those who have neither antigen A nor B are type O.

Question 3

What are agglutinins?

Answer 3

Antibodies present in the plasma that react w agglutinogens that are foreign

e.g. anti-A antibody reacts with antigen A

Question 4

A patient with blood type O is considered to be a universal donor or recipient?

Answer 4

Donor

Question 5

A patient with blood type AB is considered to be a universal donor or recipient?

Answer 5

Recipient