A high-profile trainer and life coach, Jillian Michaels starred on the reality TV show The Biggest Loser and has created her own fitness franchise.
A fetus is an unborn, developing baby. A fetus can be detected in the womb using ultrasound technology. Vaginal ultrasound probes may be inserted into the vagina during pregnancy to obtain an image of the uterus. The fetal stage comes after the 10th week of pregnancy.
1 Intra-uterine pregnancy: A normal pregnancy occurs when a fertilized egg is implanted in the uterus (womb) and an embryo grows. 2  Embryo: The term used for the developing fertilized egg during the first 9 weeks of pregnancy.  Fetus: The term used for the developing embryo after 9 weeks of gestation.