Antigens and Antibodies; The Rh Condition

Question 1

Usually a foreign substance (such as a poison, virus, or bacterium) which stimulates the production of antibodies.

Answer 1

antigen

Question 2

Protein substances made by white blood cells in response to the presence of foreign antigens.

Answer 2

antibodies

Question 3

Reaction between an antigen and an antibody.

Answer 3

immune response

Question 4

Injection of dead or weakened antigens that stimulate white blood cells (leukocytes) to make antibodies, which remain in your blood to protect against those specific antigens when encountered in the future.

Answer 4

vaccine

Question 5

Antigen on red blood cells of Rh positive individuals.

Answer 5

Rh factor

Question 6

A person who is _____ has a protein coating (antigen) on their red blood cells (RBCs). It is a normal condition a person is born with.

Answer 6

Rh-positive

Question 7

A person who is _____ has normal RBCs, but their red cells lack the Rh factor antigen.

Answer 7

Rh-negative

Question 8

May occur during the second Rh-positive pregnancy in an Rh-negative mother, as there is a possibility the first baby’s blood cells caused the mother’s blood to produce antibodies to Rh-positive blood cells. One sign is jaundice.

Answer 8

hemolytic disease of the newborn (HDN)

Question 9

Yellow skin pigmentation.

Answer 9

jaundice

Question 10

A chemical pigment produced by hemoglobin in the cells when RBCs break down. A high level results in jaundice.

Answer 10

bilirubin