synÂ·theÂ·size (sÄ­nâ²thÄ­-sÄ«zâ²) v. synÂ·theÂ·sized, synÂ·theÂ·sizÂ·ing, synÂ·theÂ·sizÂ·es v.tr. 1. To combine so as to form a new, complex product: His works synthesize photography, painting and linguistic devices (Paul Taylor). 2. To form or produce by chemical synthesis. 3. To produce (sound or music) by means of a synthesizer. v.intr. To form a synthesis.
The causes of preterm labor and premature birth are numerous, complex, and only partly understood. Medical, psychosocial, and biological factors may all play a role in preterm labor and birth. There are three main situations in which preterm labor and premature birth may occur: Spontaneous preterm labor and birth.
Premature aging of the placenta is a serious condition that can occur in pregnancy, and can lead to the baby not getting the nutrients it needs to survive, requiring it to be delivered prior to term.Often the placenta is calcified, causing parts of the placenta to die and no longer be useful.auses of Premature Placental Aging. Smoking during pregnancy may cause placental calcification. As this calcification occurs, the placenta begins to age faster as parts of it die. Research studies have shown that small bacteria known as Nanobacteria can also lead to placental calcification.