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EMT Chapter 34-37 Exam. The onset of labor begins with: a. thinning of the uterus. b. full dilation of the cervix. c. increased tetal movement. d. contractions of the uterus.
When does the first stage of labor begin? begins with the onset of true labor and ends when the cervix is completely dilated at 10 cm and the mother has the urge to push. When does the 2nd stage of labor begin?
Study with Quizlet and memorize flashcards containing terms like Which of the following processes occur during ovulation?, From what internal female organ is the fetus expelled during delivery?, The vagina and neck of uterus comprise the... and more.
The first stage of labor is the longest and involves three phases: Early Labor: The onset of labor until the cervix is dilated to 3-6 centimeters Active Labor Phase: Continues from 3 cm until the cervix is dilated to 7 centimeters
When labor starts, the fetus is normally fully flexed, which means the chin is on the chest, and they have a rounded back with flexed arms and legs. In this position, the smallest diameter (which is referred to as the suboccipitobregmatic diameter) presents at the pelvic inlet.
For most women, labor begins sometime between week 37 and week 42 of pregnancy. Labor that occurs before 37 weeks of pregnancy is considered premature, or preterm. 1
The first stage begins with the onset of labor and ends when the cervix is fully opened. It is the longest stage of labor, usually lasting about 12 to 19 hours. Many women spend the early part of this first stage at home.