OverviewAmniotic fluid not only protects the fetus from injury and temperature changes, it also is circulated by the fetus every 3 hours.
Update Date 12/2/2014
Updated by: Irina Burd, MD, PhD, Assistant Professor of Gynecology and Obstetrics at Johns Hopkins University School of Medicine, Baltimore, MD. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.