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Across 2. where fertilization takes place 4. inner fetal membrane of amniotic sac 6. fetus drops into pelvis 10. pregnant for first time 12. cell division that shares 14. human placental lactogen 17. lining of uterus after implantation 18. used to determine fetal position 20. more than one pregnancy 21. a chromosome that is not a sex chromosome 22. lutenizing hormone 23. Loss of pregnancy before 20 weeks 25. softening of the cervix (2 words) 28. never been pregnant 29. first occurs between 16 and 20 weeks 31. another term for EDD 32. outer fetal membrane of amniotic sac 36. no meat, no eggs, yes diary 37. never given birth to viable fetus 38. bypasses pulmonary artery (2 words) 40. amenorrhea, morning sickness, quickening 41. 9 weeks gestation until birth 44. discoloration of face-facial..... 45. produces estrogen and progesterone for first 12 weeks of pregnancy (2 words) 48. fetal heartbeat, fetal movement by practioner, visualization of fetus on US 49. determines fetal lung maturity (2 words) 50. human chorinic gonadotropin 51. rule used to detrmine EDC

Down 1. exact replica 3. more than one viable delivery 5. onset of labor until expulsion of placenta 7. loss of pregnancy after 20 weeks 8. yes eggs and milk 9. father's taking on of symptoms of pregnancy 11. pregnancy history 13. dark line of pigmentation on abdomin (2 words) 15. positive pregnancy test, enlargement of abdomen, Braxton Hick's contractions 16. cause birth defects 19. 2 to 8 weeks gestation 24. opening between atria (2 words) 26. estimated date of delivery 27. time between conception and onset of labor 30. bypasses liver (2 words) 33. delivery of first viable child 34. blocks cervical opening (2 words) 35. bluish purple color of cervix (2 words) 39. 1/3 of pregnancy 42. pregnancy that implants outside of uterus 43. given around 28 weeks if Rh- 46. 16 cells 47. fertilized egg 48. eating nonfoods 49. last menstrual period