Pregnancy
Pregnancy begins when the sperm penetrates the egg wall and fertilizes it. The nucleus of the egg combines with the nucleus of the sperm to produce a single nucleus carrying the genetic characteristics of both nuclei. The journey begins in the fallopian tube towards the uterus, which lasts 3-4 days, The following are a small number of cells that develop and multiply later to form the fetus. Once these cells reach the uterus, they are inserted into the lining of the uterus, which provide the food necessary for its division and growth.
The appearance of the uterine sac during pregnancy
The womb begins to form around the fetus in the fifth week of pregnancy, and the doctor can see it clearly during this period through the sonar examination. The appearance of the uterine sac in the sonar is the only evidence of pregnancy. In most cases, the uterus sac is empty during the sonar examination. In the eighth week of pregnancy, the uterus sac forms a spherical shape at the bottom of the uterine cavity. Doctors use measurements of the size of the uterine sac to determine the age of the fetus in the weeks. The pregnancy test does not provide accurate results of pregnancy or absence until after the pregnancy bag.
Empty carrying bag
Some of the eggs after implantation in the wall of the uterus are damaged and stop dividing and growth due to a number of reasons. However, the endometrium continues to secrete pregnancy hormones and prepare the uterus for pregnancy because the pregnancy bag is empty in the uterus, which causes the body to cause pregnancy. Nausea and fatigue that accompany the uterus, as shown test positive pregnancy test, and continue to dry the bag of pregnancy empty and dissolves and takes the rate of pregnancy hormones in the blood gradually decreasing until completely disappear and the abortion occurs by the exit of the empty bag of uterus from the vagina in the form of brown blood points reddish , D take the process out of the uterus bag body several weeks so doctors Hilji to describe some of the drugs that accelerate the process of abortion and out of the uterus through the bag or undergo cleanings in order to clean the uterus tissue formed by during the pregnancy that.
Abortion is accompanied by a feeling of acute abdominal pain and some convulsions and contractions similar to the contractions of the birth. Doctors are advised to wait for at least a month before a new pregnancy, so that the uterus can regain its activity and energy and prepare for a new pregnancy.