Blood Groups and Compatibility Lab
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Blood Groups and Compatibility Lab

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Questions and Answers

What is the defining characteristic of blood type AB in the ABO blood group system?

  • Absence of antigens on RBCs
  • Presence of A antigens on RBCs
  • Presence of both A and B antigens on RBCs (correct)
  • Presence of B antigens on RBCs

    • Which blood type has both anti-A and anti-B antibodies in the plasma?

  • Blood type B
  • Blood type O (correct)
  • Blood type AB
  • Blood type A

    • Why is blood type O referred to as the universal donor?

  • It can receive blood from any blood type
  • It lacks antigens on RBCs (correct)
  • It has both A and B antigens on RBCs
  • It is compatible with only one blood type

    • What happens if a rhesus negative mother has a rhesus positive newborn baby?

    <p>The mother's immune system may produce anti-rhesus antibodies.</p> Signup and view all the answers

    In the ABO blood group system, which blood type is considered the universal recipient?

    <p>Blood type AB</p> Signup and view all the answers

    How can hemolytic disease of the newborn be prevented in subsequent pregnancies?

    <p>By administering Anti-D antibodies (RhoGam) to the mother within 72 hours after delivery.</p> Signup and view all the answers

    What is the purpose of the procedure involving adding antiserum to blood drops on a slide?

    <p>To observe agglutination.</p> Signup and view all the answers

    Why is it crucial for Rh-negative mothers to receive Anti-D antibodies after delivery?

    <p>To prevent the baby from developing hemolytic disease.</p> Signup and view all the answers

    What is the consequence of not treating a rhesus negative mother carrying a rhesus positive baby?

    <p>The baby may develop hemolytic disease.</p> Signup and view all the answers

    What is the role of Rh antigens in the context of blood groups?

    <p>They help determine blood group compatibility.</p> Signup and view all the answers

    The purpose of this lab is to help you to understand the ABO blood group system, and its importance in blood ______

    <p>transfusion</p> Signup and view all the answers

    All human blood contains erythrocytes, leukocytes, and thrombocytes (platelet), but not all blood is the ______

    <p>same</p> Signup and view all the answers

    Incompatibilities of blood are due to the presence of antigens on the membrane surface of red blood ______

    <p>cells</p> Signup and view all the answers

    ABO blood group system groups your blood into one of four ______: Group A, Group B, Group AB, and Group O

    <p>categories</p> Signup and view all the answers

    If the mother is rhesus ______, and the newborn baby is rhesus ______, then the mother's immune system may produce anti- rhesus antibodies.

    <p>negative</p> Signup and view all the answers

    This disease can be prevented by the administration of Anti-D antibodies (RhoGam) to the mother within ______ hours after delivery.

    <p>72</p> Signup and view all the answers

    Get a clean slide, and 3 ______.

    <p>toothpicks</p> Signup and view all the answers

    Clean the fingertip with 70% alcohol (usually a ring or ______ finger).

    <p>middle</p> Signup and view all the answers

    Add one drop of antiserum into each cavity as ______ below.

    <p>shown</p> Signup and view all the answers

    Observe agglutination in the form of fine red granules within ______ seconds.

    <p>30</p> Signup and view all the answers

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