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Thalidomide, used for nausea, is a potent teratogen. It stops the growth of limb buds in developing embryos and other fetal anomalies if the mother takes the drug during the first trimester. See the link for a list of anomalies that can be expected.

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11y ago
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9y ago

exposure to enviromental factors.

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Q: If a birth defect were said to be cause by a teratogen it was caused by what?
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Related questions

What is the name any agent that can potentially cause a birth defect?

teratogen


Is an agent that can cause birth defects known as amniocentesis?

No; a teratogen is an agent that can cause birth defects.


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A teratogen is any environmental agent capable of causing a birth defect. It is thought teratogens cause the most serious damage at about 10-14 days after conception. However, any embryotic system is vulnerable, especially during the time it is forming and developing.


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What is a teratogen?

Teratogens are anything potentially harmful to a developing fetus. These include but are not limited to: nicotine, alcohol, drugs, radiation, AIDS, rubella, etc. These cause structural abnormalities and abnormal cell masses to develop in the fetus which can lead to serious birth defects. Some examples of these are * physical and cognitive developmental delays * cleft palate * abnormal facial characteristics * mental retardation * growth defects * heart defects * abnormalities of the fingers and nails * impaired fine and gross motor skills * hearing loss * vision loss/blindness * deformed and paralyzed limbs * small head size and brain


Why should parents know about teratogens?

A teratogen is any environmental factor that can cause damage during prenatal development. An example of a teratogen would be tobacco or alcohol use during pregnancy. Teratogens can cause birth defects, early labor, miscarriages, etc. So it important that parents are aware that smoking tobacco, alcohol use, drugs, etc. can affect their pregnancies.