environmental hazards which effect pregnacy essays

environmental hazards which effect pregnacy essays Environmental Hazards That Effect Pregnancy Did you know that 30 to 80 percent of all conceptions end in miscarriages, stillbirth or early infant death? And that mens sperm counts have gone down by 40 percent during the last thirty years? There are many reasons that these things happen. Most of these factors to a healthy birth have to do with the environment. Some examples include radiation, viruses, drugs and chemicals. These are the cause of 5 to 11 percent to birth defects and can cause miscarriages. Toxic substances come in many forms. You should know the different forms to look out for. There are hazardous vapors such as the fumes that come from turpentine and paint thinner. Mists like spray paints. Metalic fumes, gases and dust. A toxic substance is a poison, which enters the body and damages its organ systems. Toxic substances enter the body from absorption through skin, inhalation through mouth and nose and ingestion by eating or drinking around a toxic substance. So you should always be cautious around hazardous material. Some examples of chemicals to steer clear of, and their effects are: Maganese and antimony because they interfere with sex drive and can cause impotence, Cadium and lead can cause testicular damage, Tolnene, xylene, and formaldahyde can cause menstrual disorders, lead and benzene cause mutations to chromosomes and offspring. The way it works is that once a poison enters you body, it circulates through the bloodstream and passes through the placenta. The amount of damage it causes depends on the stage of pregnancy and the amount of the toxin that gets into the body. The type of toxin also makes a difference. In the first trimester, which is when the organs are developed, Pentachlorophenol, lithium, mercury and ethyl alcohol can cause birth defects. Lead and carbon can also cause miscarriages and spontaneous abortions. Here is a table of the reproductive effects of chemical poisoning...