Monosomy and Turner Syndrome Overview
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Questions and Answers

Which of the following chromosomal conditions is the only monosomy compatible with life?

  • Turner Syndrome (correct)
  • Edwards Syndrome
  • Klinefelter Syndrome
  • Trisomy 21
  • A female with Turner syndrome would typically exhibit which of the following characteristics?

  • Short stature and a webbed neck (correct)
  • Tall stature and a narrow chest
  • Presence of ovaries and a long neck
  • Normal height and normal breast development
  • What is the most common outcome for fetuses diagnosed with Turner syndrome?

  • Full-term healthy birth
  • Successful surgical correction of the syndrome's features
  • Normal development beyond infancy
  • Spontaneous abortion (correct)
  • Which of the following is NOT a typical clinical feature of Turner syndrome?

    <p>The presence of functional ovaries (C)</p> Signup and view all the answers

    Alongside the absence of ovaries, which physical trait is commonly observed in individuals with Turner Syndrome?

    <p>Webbed neck (A)</p> Signup and view all the answers

    Flashcards

    Monosomy

    A chromosomal condition where a person has only one copy of a chromosome, instead of the usual two.

    Turner Syndrome (45, X)

    The only monosomy that allows a person to survive.

    What is a main characteristic of Turner Syndrome?

    Absence of ovaries in a female.

    What are some physical signs of Turner Syndrome?

    Short stature, webbed neck, lymphedema of the extremities, skeletal deformities, broad chest with widely spaced nipples.

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    What is the survival rate for Turner Syndrome?

    98% of fetuses with Turner Syndrome are spontaneously aborted.

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    Study Notes

    Monosomy and Turner Syndrome

    • Monosomy is a numerical chromosomal abnormality.
    • Turner syndrome (45, X) is a type of monosomy.
    • Turner syndrome is the only monosomy compatible with life.
    • However, 98% of fetuses with Turner syndrome are miscarried.
    • Survivors have a female phenotype.

    Clinical Features of Turner Syndrome

    • Absence of ovaries is a key characteristic.
    • Short stature is a common feature.
    • Webbed neck is also an indicator.
    • Lymphedema (swelling) of the extremities is present.
    • Skeletal deformities occur.
    • Wide-spaced nipples and a broad chest are observed.
    • Prenatal and physical abnormalities are common.

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    Description

    This quiz explores monosomy and its relation to Turner syndrome, a chromosomal abnormality affecting females. It covers key clinical features, including physical characteristics and common abnormalities associated with the syndrome. Test your knowledge about this unique condition and its implications.

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