MICROANATOMY

Detailed explanation-1: -Group O can donate red blood cells to anybody. It’s the universal donor. Group AB can donate to other AB’s but can receive from all others. Group B can donate red blood cells to B’s and AB’s.

Detailed explanation-2: -To donate blood it is necessary to follow the rules of blood typing: Blood O+ can donate to A+, B+, AB+ and O+ Blood O-can donate to A+, A-, B+, B-, AB+, AB-, O+ and O-

Detailed explanation-3: -Anyone with an Rh positive blood type can receive O positive red blood cells – so that’s A positive, B positive and AB positive as well as O positive. That means 3 in 4 people, or around 76% of the population, can benefit from your donation.

Detailed explanation-4: -People with type O-blood are called universal donors because their donated red blood cells have no A, B or Rh antigens and can therefore be safely given to people of any blood group.