ANATOMY
CHEST AND CARDIOVASCULAR
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The blood type considered the universal donor is type ____
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A
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B
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AB
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O
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Explanation:
Detailed explanation-1: -Universal donors are those with an O negative blood type. Why? O negative blood can be used in transfusions for any blood type.
Detailed explanation-2: -Type O-negative blood does not have any antigens. It is called the “universal donor” type because it is compatible with any blood type. Type AB-positive blood is called the “universal recipient” type because a person who has it can receive blood of any type.
Detailed explanation-3: -From these early experiments, he identified three types, called A, B and C (C was later to be re-named O for the German “Ohne”, meaning “without”, or “Zero”, “null” in English). The fourth less frequent blood group AB, was discovered a year later.
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