Thursday, March 28, 2019

Blood Types

                                         Blood Types


 Blood type: A blood type is a classification of blood, based on the presence and absence of antibodies and inherited antigenic substances on the surface of red blood cells

- Categorizing blood according to type helps prevent reactions when someone gets a blood transfusion. Red blood cells have markers on their surface that characterize the cell type. These markers (also called antigens) are proteins and sugars that our bodies use to identify the blood cells as belonging in us.

- There are 8 different possible blood types known as: O negative, O positive, A negative, A positive, B negative, B positive, AB negative, and AB positive.

- Two main blood groups: ABO and Rh

Why are blood types important? The immune system is the body's protection against invaders. It can identify antigens as self or non self. To get a blood transfusion safely, a person's immune system must recognize the donor cells as a match to his or her own cells. If a match isn't recognized, the cells are rejected. (https://kidshealth.org/en/teens/blood-types.html) 









6 comments:

  1. If doner cells are rejected, how serious could the consequences be?

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  2. What does the Rh and ABO do?

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  3. What is the most common blood type? How can someone's body react to an unmatched blood type?

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  4. Is the immune system the only reason why you have to have a blood match when getting a blood transfer or receiving a donation?

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  5. What happens if two different blood types are put into one body? Would the body reject the blood type that it isn't?

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  6. What are the differences between the blood types A, B, AB, and O?

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Karyotypes

Karyotypes Definition:  the number and visual appearance of the  chromosomes in the cell nuclei of an organism or species. ...