trophoblast

• Substantivo que designa a camada externa de células do blastocisto, responsável por formar a parede do blastocisto nos estágios iniciais do desenvolvimento e por facilitar a implantação no endométrio uterino.

A noun referring to the outer layer of cells of the blastocyst that forms the wall of the blastocyst in early development and aids implantation in the uterine wall.

1. Blastocyst wall membraneC2formalmedical

   The outer layer of cells forming the wall of the blastocyst during early embryonic development, responsible for implantation into the uterine wall and nutrient exchange.

   Membrana da parede do blastocisto

   • The trophoblast attaches to the endometrium during implantation.
   • Cells of the trophoblast secrete enzymes to embed the embryo.
   • The trophoblast later develops into the placenta.