Watch the following videos and answer the questions.

Name: _____________________ BIOL 106: LAB ASSIGNMENT 11 Labor and Delivery Videos Watch the following videos and answer the questions. At the end of each set of questions, add a comment regarding something you learned from the video. Stages of Labor (2:30 min) https://www.youtube.com/watch?v=iaVuIaVpx5Q Stage 1: Early Labor 1. How long can early labor last? 2. Is this phase typically shorter or longer in first-time moms? 3. When does the bag of water(s) (amniotic sac) typically break? 4. How long and often are contractions during the early phase? 5. The “bloody show” (cervical plug) comes out through the __________________. Stage 1: Active Labor 6. List three changes that signal active labor. 7. How dilated does the cervix need to be in order to start pushing? Stage 2: Delivery of the Baby 8. How long may pushing last? 9. What is the term for when the baby’s head begins to come out? 10. What is done with the umbilical cord after delivery? Stage 3: Delivery of the Placenta (Afterbirth) 11. What is the role of the placenta? 12. When do contractions begin to expel the placenta? 13. Do contractions and pushing occur to help expel the placenta? 14. How long does this process take? 15. Your comment: Balloon and ping pong ball demonstration of effacement and dilation of the cervix (3:30 min) https://youtu.be/URyEZusnjBI 1. What is the main part of the balloon representing? 2. What is the neck of the balloon representing? 3. What are Braxton-Hicks contractions? Do they change the cervix? 4. Where in the uterus do “real” contractions begin? 5. What is the first change to the cervix that happens called, and what is that change? 6. What is the physical process of opening of the cervix called? 7. Your comment: Everyday Miracles (7:30 min) – video produced by Lamaze International following three couples through labor and natural delivery https://www.youtube.com/watch?v=mZDeozklQw8 Warning: This video does show three births unedited starting around minute 5:30. You can decide if this is something you feel comfortable viewing. You can complete these questions without finishing the entire video. 1. List 4 approaches these women, their support person, or their medical staff used to help labor be more comfortable or progress more easily. 2. Your comment: