They will often check with in your past period to work out a rough owing day, it is probably going your dates will adjust a little bit as your pregnancy progresses but that is completely typical. An ultrasound can be utilized for many different motives in the course of pregnancy. https://devintgpyg.blogitright.com/27215185/facts-about-ramzi-theory-how-to-tell-where-placenta-is-on-ultrasound-revealed