Teratogenesis: Factors and Principles
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following genetic anomalies is commonly associated with the short arm deletion of chromosome 5?

  • Turner syndrome
  • Cri du chat syndrome (correct)
  • Down syndrome
  • Klinefelter syndrome
  • Which teratogenic drug, if used during pregnancy, can lead to birth defects like cataracts and deafness?

  • Thalidomide (correct)
  • Valproic acid
  • Warfarin
  • Halofantrin Hcl
  • What is the term for the error in cell division that leads to numerical chromosomal abnormalities like Down syndrome?

  • Duplication
  • Translocation
  • Nondisjunction (correct)
  • Inversion
  • What perinatal diagnosis method involves the sampling of amniotic fluid for genetic testing?

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

    Exposure to which antihypertensive drug during pregnancy can have teratogenic effects?

    <p>ACE Inhibitors</p> Signup and view all the answers

    Which virus can cause hepatomegaly and hydrancephaly when contracted by a pregnant woman?

    <p>Herpes simplex virus</p> Signup and view all the answers

    What is the term used to describe developmental disorders present at birth?

    <p>Congenital anomalies</p> Signup and view all the answers

    During which weeks of gestation do malformations typically occur?

    <p>3rd to 8th weeks</p> Signup and view all the answers

    What type of anomaly is characterized by morphological alterations of already formed structures due to destructive processes?

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

    Which teratogenic effects occur due to environmental and/or genetic factors acting independently or together?

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

    What are the four clinically significant types of congenital anomalies mentioned in the text?

    <p>Malformation, Disruption, Deformation, Dysplasia</p> Signup and view all the answers

    Which term refers to specific abnormality resulting from disruption of normal developmental processes?

    <p>'Disruption'</p> Signup and view all the answers

    Which factor is NOT listed as a potential cause of anomalies in the text?

    <p>Bacterial infections</p> Signup and view all the answers

    What is a critical principle in teratogenesis according to the text?

    <p>Random exposure to chemicals during pregnancy</p> Signup and view all the answers

    What is recommended when dealing with diseases during pregnancy?

    <p>Use drugs with known effects on pregnancy without signs of embryotoxicity</p> Signup and view all the answers

    What is a key aspect to consider during maternal serum screening according to the text?

    <p>Can detect certain conditions that may require further testing</p> Signup and view all the answers

    What is a key consideration for amniocentesis procedure discussed in the text?

    <p>Provides genetic information about the fetus</p> Signup and view all the answers

    Why are ultrasound scans used during pregnancy according to the text?

    <p>To monitor fetal growth and development, detect abnormalities, and estimate gestational age</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Browser