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How might the harmful substances of the foetus come to be at the placenta?
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What are substances that pass through the placenta that can harm the embryo?
Some substances are filtered but the reason some might get through is that the placenta is connected to your baby through you so in affect any harmful substances you have eg alcohol the baby will also have
Water pollution is the addition of harmful substances to water some of these substances are found at home what household chemicals might be harmful if not disposed of properly?
window spray, bleach, dish soapand etc...
Why should people avoid harmful substances?
because of there diet the might get sick and fat so they cant run
Is it harmful to boil urine?
It might not be a good idea. It depends on what is in the urine. It usually has water, glucose, urea and salts. It could have abnormal proteins and other substances which, when boiled, will produce a harmful vapor.
Why might be harmful?
Because it might contain certain harmful gases such as Carbon dioxide, methane, and so on which are harmful to lungs.
Why might a food label that proclaims the item has little or no cholesterol be a poor choice for a healthful diet?
There are plenty of useless or harmful substances besides LDL cholesterol. The food item might be loaded with sugar or chemicals. See also:Eating healthily
How might waves be harmful to the seashore?
They might cause erosion.
Is hyrdogel harmful to animals?
hydrogel is harmful it might hurt them but i dont think it would kill them......but yes it is harmful
How might synthetic elements be harmful?
Synthetic elements might be harmful if they are ingested or inhaled. The elements can cause damage to the lungs, brains, and heart.
How does a human foetus get its food?
It gets food through the placenta where the blood of the mother and fetus run very close together. The fetus is connected to the placenta via the umbilical cord. The placenta and umbilical cord give food and oxygen to the fetus and take carbon dioxide and other waste products away.
Are there any harmful chemicals used in the making of tennis courts and can they affect the environment?
At least in the USA, there are strict rules and regulations in the construction of any building or surface. While the substances used might be harmful if ingested or exposed to for long periods of time, there is nothing on or in a tennis court that is inherently dangerous to anyone or anything.
What happens if the placenta bleeds first trimester of pregnancy?
It might separate from the wall of the uterus causing a miscarriage.
