From there, the umbilical cord carries the oxygen and nutrients to your unborn baby. Waste products from the baby, such as carbon dioxide, pass back along the umbilical cord to the placenta and then into your bloodstream, for your body to dispose of them.lcohol, nicotine and other drugs can also cross the placenta and can cause damage to your unborn baby. Towards the end of your pregnancy, the placenta passes antibodies from you to your baby, giving them immunity for about three months after birth. However, it only passes on antibodies that you already have.
The primary signs and symptoms of interstitial lung disease include: 1  Dry cough. 2  Shortness of breath at rest or with exertion.
Interstitial lung diseases are typically characterized by a marked inflammation at the site of the lung injury. This inflammatory process leads to further destruction of surrounding healthy lung tissue, and a continuation and expansion of the sites of inflammation.