Chapter 4 Vocabulary

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Across
  1. 2. A test that uses sound waves to make a video image of an unborn baby
  2. 6. A unit that determines a humans inherited characteristics
  3. 7. a long tube that connects the baby to the placenta
  4. 12. When the developing baby dies prior to the 20th week of pregnancy
  5. 13. The fetus dies after the 20th week of pregnancy
  6. 15. the complete blueprint for the creation of a person
  7. 16. the baby's development during a pregnancy
  8. 20. the developing baby from about the 3rd week of pregnancy through the 8th week
  9. 21. the developing baby from around the 8th or 9th week of pregnancy until birth
  10. 22. An egg cell
  11. 23. the male reproductive cell
  12. 24. The inability of a man or woman to contribute to conception
  13. 25. An incurable condition found in some children of mothers who consumed alcohol during pregnancy
Down
  1. 1. the process of the sperm fertilizing the ovum
  2. 3. the liquid the surrounds and protects the developing baby in the uterus
  3. 4. the complex molecules that make up genes
  4. 5. An infection caused by a parasite
  5. 8. A tissue that connects the developing baby to the uterus
  6. 9. Sudden infant death syndrome; sudden unexpected death of a child under one year of age with no clear cause
  7. 10. The process of withdrawing a sample of the amniotic fluid surrounding the unborn baby
  8. 11. a tube that connects the ovary to the uterus
  9. 14. A woman who becomes pregnant to have a baby for another woman
  10. 17. The organ in a woman's body in which a baby develops during pregnancy
  11. 18. a tiny thread-like structure in the nucleus in every cell
  12. 19. The fertilized egg
  13. 21. Abnormalities caused by the mother consuming alcohol during pregnancy