Sandbox

Stage	Info	Picture
1st	Latent Passage of cervical mucous plug Slow dilation to 3 cm Active Rapid cervical dilation from 3 cm to 10 cm ~8 hours in primiparous and ~5 hours in multiparous		File:File:Stage 1.png
2nd		Cervix fully dilated Urge to push Expulsion of infant ~20 - 50 minutes\|\| File:File:Stage 2.png
3rd		Placental delivery ~20 minutes >18 minutes increases risk of postpartum hemorrhage with >30 minutes conferring very increased risk		File:File:Stage 3.png
4th stage	1st hour after placental delivery Period of time with highest risk for postpartum hemorrhage

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