Teratogenicity and Embryonic Development
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Questions and Answers

What percentage of malformations in the first year of life are caused by spontaneous disruption of development?

  • 10-25% (correct)
  • 45-50%
  • 65-70%
  • 30-40%

What is the term for the branch of science that deals with the study of teratogenic factors?

  • Embryology
  • Teratogenesis
  • Teratology (correct)
  • Fetal Development

What percentage of malformations in the first year of life are caused by environmental factors?

  • 65-70%
  • 10-25%
  • 10% (correct)
  • 5-10%

What type of genetic diseases are included in the 10% of malformations caused by genetic factors?

<p>Autosomal and sex-linked genetic diseases (C)</p> Signup and view all the answers

What percentage of malformations in the first year of life are caused by polygenic multifactorial factors?

<p>65-70% (D)</p> Signup and view all the answers

What is the primary focus of the branch of science known as Teratology?

<p>Analyzing the effects of teratogenic factors on embryonic development (C)</p> Signup and view all the answers

What is the main cause of malformations in the first year of life, according to the interaction of genetic and environmental factors?

<p>Gene-environment interaction (C)</p> Signup and view all the answers

What percentage of malformations in the first year of life are caused by a combination of genetic and environmental factors?

<p>65-70% (B)</p> Signup and view all the answers

What is the percentage of malformations in the first year of life caused by chromosomal abnormalities?

<p>5-10% (D)</p> Signup and view all the answers

What is the term for the study of the effects of teratogenic factors on embryonic development?

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

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