Pregnancy placenta is located in the back wall and the front wall is not a big difference, placenta front wall belly more prominent and accompanied by the abdomen before the feeling of falling, placenta after the wall of the early does not show pregnant and accompanied by lumbago and back pain and other discomforts. The initial position of the fertilized egg after pregnancy is different. The anterior wall of the placenta is where the fertilized egg is deposited on the anterior wall, which is close to the belly, while the posterior wall of the placenta is where the fertilized egg is deposited on the posterior wall, which is close to the back. Placenta attached to the anterior or posterior wall is a normal phenomenon, will not affect the growth and development of the fetus, the difference between the two is not very big. Placenta anterior wall of the belly will be more prominent, accompanied by a sense of falling abdomen, early pregnancy from the appearance of more obvious pregnant, generally do not feel back pain. The posterior wall of the placenta indicates that the position of the fetus is more backward, the belly is smaller in early pregnancy, the appearance is less obvious, but it is not absolute, each woman’s physical condition is different, the performance of the symptoms are also different. Generally speaking, the placenta is located in the anterior and posterior walls are normal, not much difference. After pregnancy, you should do a good job of maternity checkups during pregnancy and seek timely medical attention if you find any abnormalities.