Numerical Abnormalities and Chromosomes Quiz
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Questions and Answers

What is the main cause of Edwards Syndrome?

  • Advanced paternal age
  • Exposure to environmental toxins
  • Genetic mutation in the mother
  • Presence of an extra 18th chromosome (correct)
  • Which of the following is NOT a feature commonly associated with Edwards Syndrome?

  • Low birthweight
  • Tall stature (correct)
  • Long fingers that overlap
  • Small jaw and mouth
  • What is a common reason for the very low rate of survival in individuals with Edwards Syndrome?

  • Enhanced metabolic rate
  • Heart abnormalities (correct)
  • Improved kidney function
  • Heightened immune function
  • In which group does the incidence of Edwards Syndrome increase?

    <p>As the mother's age increases</p> Signup and view all the answers

    What are the characteristic facial features associated with Warkany Syndrome Trisomy 8?

    <p>Prominent forehead and widely-spaced eyes</p> Signup and view all the answers

    What are the kidney and cardiac abnormalities associated with Trisomy 8?

    <p>Cystic kidneys and atrial septal defects</p> Signup and view all the answers

    Which physical abnormality is not commonly associated with Warkany Syndrome Trisomy 8?

    <p>Prominent chin and broad shoulders</p> Signup and view all the answers

    What is the term used to describe defects involving an abnormality in the number of chromosomes?

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

    Which term refers to the condition of having a normal number of structurally normal chromosomes?

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

    What is the result of nondisjunction during cell division?

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

    Which term refers to the presence of an extra chromosome?

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

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