Postnatal Genetic Testing Overview
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Questions and Answers

What is the primary purpose of conducting tests on babies after birth?

  • To determine the baby's weight at birth
  • To calculate the baby's height
  • To diagnose any potential genetic disorders (correct)
  • To monitor the baby's physical development
  • Which genetic disorder is specifically mentioned as being tested for in newborns?

  • Sickle cell disease
  • Phenylketonuria (PKU) (correct)
  • Cystic fibrosis
  • Huntington's disease
  • What potential outcome can phenylketonuria (PKU) lead to if not managed properly?

  • Respiratory problems
  • Mental delays (correct)
  • Physical disabilities
  • Vision impairments
  • What intervention can prevent damage from phenylketonuria (PKU) in newborns?

    <p>A restricted-protein diet</p> Signup and view all the answers

    Why is it essential to perform genetic tests shortly after birth?

    <p>To provide early treatment options</p> Signup and view all the answers

    Study Notes

    Postnatal Genetic Testing

    • Postnatal tests are performed to identify genetic disorders in newborns.
    • Tests aim to give babies the best possible start.
    • Many US states require newborn testing for phenylketonuria (PKU).
    • PKU is a genetic disorder causing potential mental delays.
    • A restricted-protein diet can prevent developmental damage in babies with PKU.

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    Description

    This quiz explores the importance of postnatal genetic testing for identifying genetic disorders in newborns. It highlights key tests, such as those for phenylketonuria (PKU), and discusses their role in ensuring healthy development through preventive measures like dietary restrictions.

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