IMMUNOLOGY

Detailed explanation-1: -O Negative blood can help save any and all trauma patients, premature babies, and cancer patients. But it is also the only blood type that can save O Negative recipients. When someone with O Negative blood has an accident or undergoes surgery, they must receive an O-transfusion.

Detailed explanation-2: -Type O positive blood is critical in trauma care. Those with O positive blood can only receive transfusions from O positive or O negative blood types. Type O positive blood is one of the first to run out during a shortage due to its high demand.

Detailed explanation-3: -O negative is the universal blood type that can be given to patients of any blood type. While all blood types are needed, type O negative donations are important during emergency situations when there is no time to determine a patient’s blood type.

Detailed explanation-4: -Group O can donate red blood cells to anybody. It’s the universal donor.

Detailed explanation-5: -Although the blood type O+ can donate blood to all positive blood types (A+, B+, AB+, and O+), it is not a universal donor. Blood type O-is the universal blood donor, meaning that people with this blood type can donate blood to all other types with a lower risk of causing serious reactions.