Assertion: amnion | /r/CapableOf | appear as thin membrane
Facets:
Source sentences:
text: The amnion can be visualized in most pregnancies before the 12th week of gestation and appears as a thin membrane separating the amniotic cavity, which contains the fetus, from the extra-embryonic coelom and the secondary yolk sac 1.
text: The amnion can be visualised in most pregnancies before the 12th week of gestation and appears as a thin membrane separating the amniotic cavity, which contains the fetus, from the extra-embryonic coelom and the secondary yolk sac 1.
text: The amnion can be visualised in most pregnancies before the 12th week of gestation and appears as a thin membrane separating the amniotic cavity, which contains the fetus, from the extra-embryonic coelom and the secondary yolk sac .