Textbook Notes (368,795)
United States (206,114)
Psychology (87)
PSY 335 (9)
Saphrin (4)
Chapter 4

PSY 335-Chapter 4 Textbook Notes

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Department
Psychology
Course
PSY 335
Professor
Saphrin
Semester
Fall

Description
PSY 335Chapter 4 Textbook Notes Birth and The Newborn Infant Birth Labor CRH corticotropinreleasing hormone released to begin birthing process oxytocin hormone released to begin uterus contractions BraxtonHicks contractions false labor periodic contractions beginning 4 months after conception to prepare for eventual birth Stages of LaborFirstSecondThirdlongest stage 1624 hoursaround 90 minuteslasts a few minutescontractions occur every 810 baby emerges farther out with delivering umbilical cord and minutes for 30 secondseach contractionplacentacontractions lead up to every 2 episiotomy incision made to minutes for 2 minutesmake vaginal opening largertransition period when stage ends when
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