This animation shows the development of the fetal heart from day 18 to day 57. A functional comparison is made between a fetal and newborn heart.
Review Date:
7/4/2019
Reviewed By:
John D. Jacobson, MD, Professor of Obstetrics and Gynecology, Loma Linda University School of Medicine, Loma Linda Center for Fertility, Loma Linda, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.