Prenatal Development

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Across
  1. 3. Stage – The first stage of prenatal development, lasting from conception to implantation (8 letters).
  2. 7. – Substances like drugs or alcohol that can harm the developing fetus (10 letters).
  3. 8. – Pregnancy is divided into three of these (10 letters).
  4. 9. Cord – This structure connects the fetus to the placenta (10 letters).
  5. 10. – The initial stage when a sperm cell fertilizes an egg (6 letters).
Down
  1. 1. – The organ that supplies nutrients and oxygen to the developing baby (8 letters).
  2. 2. – The fluid that surrounds and protects the baby in the womb (8 letters).
  3. 4. – The stage of development from the second to the eighth week (6 letters).
  4. 5. – The developing cluster of cells after fertilization before it implants in the uterine wall (10 letters).
  5. 6. Stage – The longest stage of prenatal development, from 9 weeks to birth (5 letters).