Pregnancy Vocabulary

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Across
  1. 4. In the second stage of prenatal development, the unborn baby is called an ______.
  2. 5. The union of an ovum and a sperm at the beginning of pregnancy.
  3. 7. The organ in which the baby develops and is protected until birth
  4. 10. In the final stage of prenatal development, the unborn baby is call a ______.
Down
  1. 1. Ovum and Sperm unite to form a ______
  2. 2. Fluid-filled sac that protects the baby until birth
  3. 3. Two hollow ______ tubes extend from the right and left side of the uterus.
  4. 6. An organ filled with blood vessels that are used to nourish the unborn baby
  5. 8. The male germ cell
  6. 9. The female germ cell