â¢ is one of the main ingredients involved in the formation of ground-level ozone, which can trigger serious respiratory problems. â¢ reacts to form nitrate particles, acid aerosols, as well as NO2, which also cause respiratory problems. â¢ contributes to formation of acid rain. â¢
To strip the membranes your cervix must already be dilated. It can have some effect to trigger labor. Most doctors prefer to induce by 41 weeks or certainly by 42 weeks to avoid the complications of postterm pregnancy.
Stripping Membranes. The amniotic sac or âbag of watersâ is a double membrane in which a fetus develops within the uterus. The amniotic sac is fluid filled and helps keep the fetus safe from injury during pregnancy and allows room for movement. The amniotic sac is what ruptures when you hear someone say that their âwater brokeâ.