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Blood Types. B lood is classified into different types by the Terminology : Antigen - Antibody - Each antibody acts against a specific antigen/particle. Agglutination –. ABO Blood Groups. Presence of A antigen = Presence of B antigen = Presence of both A & B antigen =
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Blood Types • Blood is classified into different types by the • Terminology: • Antigen - • Antibody - • Each antibody acts against a specific antigen/particle • Agglutination –
ABO Blood Groups • Presence of A antigen = • Presence of B antigen = • Presence of both A & B antigen = • Absence of both A & B antigen =
Rh Factor (+ or -) • Based upon presence or absence of • Presence of Rh = • Absence of Rh = • Most Americans are • Protein was originally identified in
Rh Compatibility • Type Rh+ can receive • Type Rh- can only receive • Problems can occur when an • Why? • However, unlike antibodies of ABO groups, anti-Rh antibodies are not
Rh Incompatibility • Incompatibility of • Can only occur when expectant mother is • During pregnancy, • The mother’s immune system produces • Because it takes time for the mother to develop antibodies, • In later Rh+ pregnancies,
Symptoms in fetus/newborn: • Prevention before birth: • Treatment for infant after birth:
A Blood Lab Notes Rh • Be very aware with materials! • Contamination & Confusion are highly possible. • 1 drop of each liquid is plenty! • Mix each sample for 20 seconds, then wait at least one minute before recording results. • Use each toothpick only once B What blood type is this?
What type of blood are each of these? A A Rh Rh Practicing Blood Typing Skills: http://faculty.washington.edu/kepeter/119/images/blood_typing_photos.htm B B