The Smith County Veteran Services Office will be closed Monday through Monday, August 15-22, 2016. The Smith County Veterans Service Office will be closed Monday through Monday, August 15-22 for training, and will reopen on Tuesday, August 23 for normal business hours.
The first differentiation event in the formation of the placenta is the formation of trophoblasts, specialized epithelial cells, that ultimately form a physical connection between the embryo and the uterus. Allocation of cells to the trophoblast lineage is dependent on their position at the morula stage.
The placenta is a structure that develops in the uterus during pregnancy to nourish the growing baby. If the placenta peels away from the inner wall of the uterus before delivery â either partially or completely â it's known as placental abruption. Placental abruption can deprive the baby of oxygen and nutrients and cause heavy bleeding in the mother. Placental abruption often happens suddenly. Left untreated, placental abruption puts both mother and baby in jeopardy. 1  Symptoms.