Amniotic Fluid Apr 2026

Initially, the fluid is mostly water and electrolytes derived from the mother’s blood.

By approximately the 10th to 12th week, the fetus begins to swallow the fluid and excrete it as urine. This continuous cycle of swallowing and urinating helps maintain the fluid's volume and composition. amniotic fluid

Amniotic fluid begins to form shortly after a fertilized egg attaches to the uterine wall. Initially, the fluid is mostly water and electrolytes