What Are The Environmental Causes Of Birth Defects
The causes of some birth defects can be difficult or impossible to identify. The human activities that can release radiation involve activities with radioactive materials such as mining handling and processing of radioactive materials handling and. Birth Defects And Prenatal Diagnosis Ppt Video Online Download However certain behaviors greatly increase the risk of birth defects. What are the environmental causes of birth defects . These include smoking using illegal drugs and. It causes blood glucose levels sugar in the blood to get too. Birth defects in the nervous system the brain spine and nerves like anencephaly are neural tube defects NTDs. Microcephaly usually is the result of abnormal brain development which can occur in the womb congenital or during infancy. A combination of environmental factors genes and nutrition during pregnancy likely causes anencephaly. Radioactive Pollution is defined as the increase in the natural radiation levels caused by human activities...