Expert Opinion:
Do you also farketmese no changes this week of pregnancy, the most critical event occurs in pregnancy; fertilization.
Discarded from the ovary, the egg cells progressing through the tube towards the uterus is confronted by a group of sperm cells. However, these sperm cells, but one egg on top of the armor layer (zona Plush at) penetrated the egg cell into the entry is successful, after this incident, a few chemical reactions with the egg cell on the armor layer further, reinforcing another sperm cell penetration is prevented. Who managed to reach the egg cell sperm cell merges with the egg cell's genetic code. This event fertilization, the zygote formed is called to new life. During this period, the baby will be born in the future all the genetic structure and sex is determined.
What is Pregnancy implementations?
After fertilization the baby's cells consisting of a tiny cell proliferation continues, meanwhile continues his journey into the uterus. This journey will end within 3-4 days. Reaches into the uterus to remove the cell number was 16. Embryo within the uterus in preparation for itself selects a suitable place to settle. Often at the fundus of the uterus that is placed on top and the back wall. This phenomenon is called implantation. Implantation of the embryo occur rapidly multiply and trophoblast differentiation (ie the baby his wife in the future, these cells will form the placenta) provides cells called. These cells secrete a number of destructive enzymes in the wall of the uterus convenient and safe place for itself by moving and also can be supplied in turn constitute the blood pool.
Implementations bleeding
During this period, albeit rarely, and self-standing no more than a few drops may experience breakthrough bleeding. This bleeding is called implantation bleeding. Why trying to hold the baby's womb is destructive enzymes secretion. This call will not bleeding of the mother does not feel any other mental or physical changes.
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