Journey of the Egg

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Across
  1. 2. Average length in cattle is 283 days
  2. 5. Unborn calf that develops and grows inside the uterus
  3. 8. Fertilized egg
  4. 9. This phase begins by day 19 of gestation, right after elongation
  5. 12. Sperm’s “one true love”
  6. 14. Can be determined between days 60 and 80 of gestation, no earlier than day 57
  7. 15. Transports oocyte after ovulation from ovary to oviduct
  8. 16. Meeting place of oocyte and sperm; fertilization occurs here
Down
  1. 1. Fusion of oocyte and sperm
  2. 3. Early-stage embryo, resides in tip of uterine horn
  3. 4. Can be detected by ultrasound in a 30-day old fetus
  4. 6. Made up of cotyledons and caruncles; involved in placentation
  5. 7. This takes approximately 8 hours to move through cervix and uterus to reach the oviduct and meet oocyte
  6. 10. Reaches lengths of over 200 mm in size and extends into contralateral horn by day 18 to 19 of gestation
  7. 11. Occurs from day 12 to day 19 after fertilization
  8. 13. Layer of tissue that lines the uterus