Blood A & P

Blood

Components
❖ Plasma

➢ Watery substance

■ Erythrocytes

● Red blood cells (RBC)

■ Leukocytes

● White blood cells (WBC)

■ Thrombocytes

● Platelets

Function

❖ Transportation

➢ Gases
➢ Nutrients
➢ Waste

❖ Regulation

➢ Body Temperature
➢ PH Level

❖ Protection

➢ Immune Response

Blood Typing
❖ Four Blood Types

➢ A

■ A antigen

➢ B

■ B antigen

➢ AB

■ Both A and B antigens

➢ O

■ No A or B antigens

❖ Type O: No A or B antigens
❖ Rh factor adds a positive (+) or negative (-)

designation

❖ Rh+ has the Rh antigen
❖ Rh- lacks the Rh antigen

Rh Factor

❖ Adds a positive (+) or negative (-) designation

➢ Rh+ has the Rh antigen
➢ Rh- lacks the Rh antigen

Blood Type Compatibility

❖ Universal Donor

➢ O- (no A, B, or Rh antigens)

❖ Universal Recipient

➢ AB+ (has A, B, and Rh antigens)

❖ Compatibility

➢ A+ can receive A+, A-, O+, O-
➢ B+ can receive B+, B-, O+, O-
➢ O+ can receive O+ and O-
➢ AB+ can receive all blood types
➢ O- can only receive O-

ABO System

❖ Two possible markers A & B

➢ Person has A markers Type A blood
➢ Person has B markers Type B blood
➢ Person has both A & B markers Type AB blood
➢ Person has NO markers Type O blood

What Blood Can I Receive?

Different Blood Types

❖ A+
❖ A-
❖ B+
❖ B-

❖ AB+
❖ AB-
❖ O+
❖ O-