Respuesta :

wiseowl2018

Answer:

The thin layer known as amniotic sac which is filled with amniotic fluid surrounds and protects the fetus during the pregnancy.

Explanation:

  • A thin-walled sac that surrounds the fetus during pregnancy.
  • The sac is filled with liquid made amniotic fluid which is made by the fetus .
  • This protects the fetus from injury.
  • It also helps to regulate the temperature of the fetus.
veronicakimberley
The anomic sac surrounds the fetus. And it is filled with anomic fluid.