Assertion: choroid's membrane | /r/CapableOf | enclose the fetus
Facets:
Source sentences:
text: The word chorion was used by Galen to refer to the outer membrane enclosing the fetus.
text: The word chorion was used by Galen to refer to the outer membrane enclosing the fetus.
text: The word chorion was used by Galen to refer to the outer membrane enclosing the fetus.