Play is often considered a prerogative of children and only an occasional indulgence for adults. Its role in children's lives is generally recognized as an important part of 'being a child,' but it is not always clearly understood that play is an essential developmental mechanism.ots of Essays, Functions of Play in the Human Lifespan., LotsofEssays.com, http://www.lotsofessays.com/viewpaper/1693293.html (accessed October 19, 2015).
The First Stage of Labor. The first stage is the longest part of labor and can last up to 20 hours. It begins when your cervix starts to open (dilate) and ends when it is completely open (fully dilated) at 10 centimeters. When the cervix dilates from 0 to 3 or 4 centimeters, contractions get stronger as time progresses.
If you have a prolonged third stage, you're at greater risk of heavy bleeding. Your midwife will treat you for retained placenta if your physiological third stage takes longer than one hour or if your managed third stage takes longer than 30 minutes.