1. Amniotic fluid is withdrawn from the amniotic sac by syringe after insertion of a hollow needle into the amnion through the abdominal wall and uterine wall.

2. A protective fluid - filled amniotic sac encloses and cushions the fetus.

3. The amniotic sac breaks and is expelled in the third stage of labor.

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4. Amniocentesis is the removal of fluid from the amniotic sac.

5. Fluid in the amniotic sac surrounding the fetus also contains fetal DNA.

6. Inside the mother's belly, in the uterus, the baby lies in a strong bubble called the amniotic sac, which is filled with amniotic fluid.

7. Results Mouse embryos were successfully hatched, adhered, implanted and outspreaded under the coculture system. The extraplacental cone and amniotic sac were formed as well.

8. The white fringe surrounding the bottom is the remnants of the amniotic sac.

9. Worse was to come when tests also confirmed a tear in the amniotic sac, which meant the waters were leaking.

10. If your doctor leaves pieces of the baby, placenta, umbilical cord, or amniotic sac in your body, you may develop pain, bleeding, or a low grade fever.