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What is blood type?

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Blood type refers to the classification of blood based on the presence or absence of specific antigens and antibodies. The main blood groups are A, B, AB, and O, with each group also classified as positive (+) or negative (-) based on the presence of the Rh factor.

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What are the four main blood types?

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The four main blood types are A, B, AB, and O.

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What does the '+' or '-' signify in blood types?

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The '+' signifies the presence of the Rh factor (Rhesus factor), while the '-' signifies its absence.

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What is the universal donor blood type?

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O- is considered the universal donor blood type because it can be given to any patient regardless of their blood type.

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What is the universal recipient blood type?

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AB+ is considered the universal recipient blood type because individuals with this type can receive blood from any donor.

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What blood type can A+ receive?

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A+ can receive A+, A-, O+, and O- blood types.

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What blood type can B- donate to?

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B- can donate to B+, B-, AB+, and AB- blood types.

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What is the significance of blood typing in transfusions?

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Blood typing is crucial in transfusions to prevent adverse reactions that can occur if incompatible blood types are mixed.

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What is the Rh factor?

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The Rh factor is a protein that can be present on the surface of red blood cells. Its presence or absence determines whether a person's blood type is positive or negative.

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How is blood type determined?

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Blood type is determined through a blood test that identifies the presence of specific antigens and antibodies.