Parenting Week 6 Vocabulary- Words of the Week 9/29-10/3 1. conception 2. embryo Sperm and ovum unite; also known as fertilization The developing baby from about the third week of pregnancy through the eighth week 3. fetus The final stage of pregnancy from the ninth month until birth 4. food allergies An immune system response to a food that the body perceives as harmful 5. food poisoning Results from eating foods that contain bacteria or their toxic byproducts Once a month a woman’s egg is released from the ovaries A woman’s egg The period during which a fertilized egg grows and develops into a human being inside the mother’s body A period of about three months Fertilized human egg; the zygote stage lasts from conception to two weeks 6. ovulation 7. ovum 8. pregnancy 9. trimester 10.zygote