Paediatrics Nursing Quiz
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Questions and Answers

Which protein moiety is part of the complex hemoglobin molecule?

  • Tetramer
  • Globin (correct)
  • Iron
  • Heme groups
  • Where does hematopoiesis (formation of blood elements) occur primarily during the fetal period?

  • In the bone marrow
  • In the fetal kidney
  • In the yolk sac (correct)
  • In the liver
  • Which organ primarily regulates erythrocyte production through the hormone erythropoietin?

  • Spleen
  • Pancreas
  • Fetal liver
  • Fetal kidney (correct)
  • During the fetal period, which type of hemoglobin predominates?

    <p>$Hb F$ (Fetal Hemoglobin)</p> Signup and view all the answers

    Where does extramedullary hematopoiesis occur during the fetal period?

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

    When does the switch from gamma to beta synthesis of hemoglobin occur?

    <p>$30-34$ weeks of gestation</p> Signup and view all the answers

    Which type of hemoglobin predominates during the fetal period?

    <p>Fetal Hemoglobin (HBF)</p> Signup and view all the answers

    During which gestational week does the switch from gamma to beta synthesis of hemoglobin occur?

    <p>$30-34$ weeks</p> Signup and view all the answers

    Which organ primarily produces the hormone erythropoietin for regulating erythrocyte production?

    <p>Fetal kidney</p> Signup and view all the answers

    Which polypeptide chains make up the Hb A1 adult hemoglobin?

    <p>$\alpha 2, \beta 2$</p> Signup and view all the answers

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