释义 |
DictionarySeestalkbody stalk
con·nect·ing stalkthe extraembryonic precursor of the umbilical cord by which the caudal end of the embryo is attached to the chorion. Synonym(s): body stalkbody stalkA bridge of mesoderm that connects the caudal end of the embryo with the chorion. It later forms the structural tissue of the umbilical cord. See also: stalk |