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The American Red Cross was founded by Clara Barton and her circle of acquaintances. The American Red Cross Blood Program was initiated by Dr. Charles R. Drew.
The American Red Cross website is a great reference for blood types. The American Red Cross can give you very detailed information on all blood types.
The American Red Cross Association will often mail a card to your home address with your blood type after donating. If you have already donated blood with the American Red Cross, your blood type is stored in their database and can be retrieved by a simple call.
yes
The American Red Cross stopped segregating its blood supply system after WW2, except in the former confederate states, where it remained segregated well into the 1960s.
veins contain valves that prevents blood flowing backwards between heartbeats.There are valves in the veins that stop the blood from flowing backwards.
In the cardiac cycle, blood flowing into the heart is called the systole.
Clara Barton (The Angel of the Battlefield) created The American Red Cross in 1881. The American Red Cross has at least 8 regional centers, 1,000 local chapters, and 36 blood services regions that collect, process, and distribute blood and blood products to hospitals and medical centers. The American Red Cross supplies 50 percent of the blood and blood products used in the U.S. Quite a legacy for a shy young girl from Massachusetts.
Veins have valves which stop the blood from flowing backwards
Your heart keeps your blood "flowing"
Charles stopped working with the Red Cross Blood For Britain project when he learned that African American blood was segragated.
Answer:Blood flowing to your lungs is full of carbon dioxide, which gets exchanged in your lungs and the blood flowing out of your lungs is clean/purified with oxygen in it.