Fetus at 8.5 weeks

Fetus at 8.5 weeks

At 8.5 weeks, the embryo now resembles a human. Facial features continue to develop, the beginnings of external genitalia form, the anal passage opens although the rectal membrane is intact, circulation through the umbilical cord is well developed, and long bones begin to form.

Fetus at 8.5 weeks

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Review Date: 8/23/2023

Reviewed By: LaQuita Martinez, MD, Department of Obstetrics and Gynecology, Emory Johns Creek Hospital, Alpharetta, GA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.

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