Across
- 2. fertilized egg (combo of sperm and the ovum)
- 4. a male cell
- 7. what the developing baby is called from week 3 all the way to week 8
- 8. happens about every 28 days
- 9. absorbs the food and oxygen from the mother
- 13. the organ in a woman's body where the baby develops
- 14. an egg cell
- 15. sperm can be this (the other chromosome)
- 16. the lining of the uterus has thickened enough to provide a place for the zygote to attach itself so it can continue to grow
Down
- 1. when sperm reaches the fallopian tubes
- 3. connects the baby to the placenta
- 5. connects the ovary to the uterus
- 6. a sac that fills with fluid and surrounds the embryo
- 10. ovum carries this no matter what
- 11. we have 46 of them
- 12. development baby's development during pregnancy