What would you sample tray look like if you had a sample of type AB+ blood? a. Agglutination in...


What would you sample tray look like if you had a sample of type {eq}AB^{+} {/eq} blood?

a. Agglutination in none of the wells on the tray.

b. Agglutination in all of the wells on the tray.

c. Agglutination in wells only labeled A and B.


Agglutination occurs when antibodies and antigens interact, such as in a blood typing test. Each antibody is able to bind to several antigens, so the antibody and antigen interactions result in large complexes of interbound antibodies and antigens. This results in the formation of clumps, which in the case of blood typing tests, are visible to the naked eye.

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A blood typing tray has three wells. One well is used to test for the A antigen on red blood cells, and it contains anti-A serum. The anti-A...

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Blood Types: ABO System, Red Blood Cell Antigens & Blood Groups


Chapter 13 / Lesson 5

Blood types are determined by antigens found in red blood cells. Learn about the blood types, red blood cell antigens, agglutination, the ABO system, the blood groups, and the definitions of universal donor and universal recipient blood types.

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