All the substances which produce undesirable defects in a fetus during prenatal development are called Teratogens
What are teratogens?
Teratogens refers to those substances that may produce physical or functional defects in the fetus or embryo growing in a pregnant womanafter the pregnant woman has been exposed to suvh substances.
Examples of teratogens include:
- incompatible blood types,
- environmental pollutants,
- infectious diseases,
- nutritional deficiencies,
- maternal stress,
- advanced maternal and paternal age,
- and environmental pollutants
Therefore, all the substances which produce undesirable defects in a fetus during prenatal development are called Teratogens.
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