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www.neighborhoodlink.com/article/Homeowner/Teratogens

Some teratogens are dangerous throughout a pregnancy and some are dangerous only at specific points of embryonic development. The only safe course of action is to actively avoid known teratogens before and during pregnancy. The list below is not all inclusive but does list some well known and dangerous agents that are proven teratogens.

www.pregnancyquickstart.com/conception/common-teratogens-and-its...

There will always be teratogens around, but these teratogens would not be a threat just as long as the mother recognizes what these are and gets rid of them the way she possibly can. Here are some of the common teratogens and the effects it gives to the growing baby. Radiation. Everyday every one of us is exposed to different radiations.

www.scribd.com/presentation/27547505/Common-Teratogens

Common Teratogens. and Their Effects What is a teratogen? l Is any factor, chemical or physical, that adversely affects the fertilized ovum, embryo or fetus. l Is any agent that can induce or increase the incidence of a congenital malformation.

www.healthline.com/health/pregnancy/teratogens

Teratogens are drugs, chemicals, or even infections that can cause abnormal fetal development. There are billions of potential teratogens, but only a few agents are proven to have teratogenic effects.

www.stanfordchildrens.org/en/topic/default?id=examples-of...

Examples of Teratogens. There are many different examples of teratogens that cause birth defects. Listed in the directory below are some, for which we have provided a brief overview. Fetal Alcohol Syndrome (FAS) Phenytoin (Dilantin) Varicella

www.reference.com/health/four-common-teratogens-510a201db...

The four most common teratogens are tobacco, alcohol, medications and illegal drugs. Teratogens are substances that could harm a developing fetus by affecting growth and causing birth defects or death. The use of tobacco during pregnancy is dangerous because the smoke causes the blood vessels to constrict.

www.columbia.edu/itc/hs/medical/humandev/2005/HD19/Teratogens...

the teratogen, if it is to have any effect, will be so profound as to cause a spontaneous abortion. Some examples of teratogens known to cause human confirmation are listed in the table below. A few of the most common examples will be discussed below.

www.ncbi.nlm.nih.gov/pmc/articles/PMC1809745

Abstract. By far the largest category of malformations, 65% falls into the group of those with an unknown cause(s). Purely genetic causes of malformations (autosomal and cytogenetic), estimated to produce 20 to 25% of all human malformations, comprise the largest group of congenital malformations with known etiology.

www.ncbi.nlm.nih.gov/books/NBK132140

A teratogen is any agent that causes an abnormality following fetal exposure during pregnancy. Teratogens are usually discovered after an increased prevalence of a particular birth defect. For example, in the early 1960’s, a drug known as thalidomide was used to treat morning sickness. Exposure of the fetus during this early stage of development resulted in cases of phocomelia, a congenital ...

www.metroplexbaby.com/ParentGuides/Teratogens.htm

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