• human embryo at 5 weeks and 4 days
    Week 6 of Pregnancy
    You are 5 Weeks and 4 Days Pregnant
    Your baby todayThis image shows just how curled up the embryo is at this stage. The head end of the embryo is on the right. The embryo now has 22 pairs of somites (building blocks of the musculoskeletal system) running along the back. ...
  • human embryo at 5 weeks and 5 days
    Week 6 of Pregnancy
    You are 5 Weeks and 5 Days Pregnant
    Your baby todayThis is a view of the right side of an embryo with the fronds of the chorionic villi in the background. The curled shape of the embryo is clearly demonstrated. The umbilical cord attachment to the early placenta can just be seen. ...
  • human embryo at 5 weeks and 6 days
    Week 6 of Pregnancy
    You are 5 Weeks and 6 Days Pregnant
    Your baby todayDevelopment in the upper body usually precedes that in the lower body-this image shows the bulge containing the heart and liver, and the very earliest sign of development of the upper limb buds, but as yet there is no sign of the l...
  • human embryo at 5 weeks and 1 day
    Week 6 of Pregnancy
    You are 5 Weeks and 1 Day Pregnant
    Your baby todayThe embryo now has 14 somites-the building blocks of your baby's muscular system. The first nine pairs are shown here. The upper part of the image shows the open end of the neural tube, which, along with the opening at the base of ...
  • human embryo at 5 weeks and 2 days
    Week 6 of Pregnancy
    You are 5 Weeks and 2 Days Pregnant
    Your baby todayThe center of this image shows the baby's developing heart (darker gray), a very primitive structure at this stage. The baby's head is to the right of the image. The embryo is almost completely transparent. ...