The human blood groups

  . Who discovered the human blood groups? 2. How much blood does a typical human have circulating throughout the body? 3. List and describe the four components of blood. 4. What causes the differences in the human blood groups? 5. What are antigens? Where are they found? 6. What are antibodies? Where are they found? 7. What is the Rh factor and where is it found?   8. Based on the human blood groups, there are 8 kinds of blood types. For each blood type, determine which antigen or antigens are found on the red blood cells. Also, determine which antibodies are present in plasma.   Blood Type Antigens Present Antibodies Present A Rh+ A Rh- B Rh + B Rh- AB Rh+ AB Rh- O Rh+ O Rh- 9. How do you determine what blood group a person belongs? 10. What is agglutination? 11. What problems arise when agglutination occurs after a blood transfusion?   12. People with which blood group are considered universal donors? Why is this so? 13. People with which blood group are considered universal receivers? Why is this so? 14. Answer the following questions. Explain/Support your answer. a. Can a person with O Rh- receive O Rh+ blood? b. A person with A Rh+ blood can receive blood from people with which blood group(s)? c. A person with B Rh- blood can donate to people with which blood group(s)? d. A person with AB Rh- can receive blood from people with which blood group(s)?