exocelomic membrane

ex·o·ce·lom·ic mem·brane

a layer of cells delaminated from the inner surface of the blastocystic cytotrophoblast and from the envelope of the primary yolk sac during the second week of embryonic life.
Synonym(s): Heuser membrane

ex·o·ce·lom·ic mem·brane

(eks'ō-sē-lom'ik mem'brān)
A layer of cells delaminated from the inner surface of the blastocystic cytotrophoblast and from the envelope of the primary yolk sac during the second week of embryonic life.

Heuser,

Chester, U.S. embryologist, 1885-1965.
Heuser membrane - a layer of cells delaminated from the inner surface of the blastocystic cytotrophoblast and from the envelope of the primary yolk sac during the second week of embryonic life. Synonym(s): exocelomic membrane