The line ge in B shews the extension of the hypoblast round the inner side of the vesicle.
We find that no vesicle wants its coating of this earthy mineral.
This vesicle becomes, we cannot doubt, the vesicle on the roof of the thalamencephalon which we have described in the adult brain.
The proper capsule of the Graafian vesicle is composed of two layers.
The vesicle begins to dry and is shortly a dark crust which remains from one to three weeks and then falls off.
The ring around the embryonic area where the walls of the vesicle are formed of epiblast and hypoblast.
This Kuppel has precisely the same relations and a very similar appearance to our vesicle.
The embryonic area is formed in the usual way, and its long axis is placed at right angles to that of the vesicle.
The position of the contents almost completely below the membrane of the vesicle and surrounded by yolk.
The vesicle lies at the side of the head, and its stalk is directed downwards, inwards and backwards.
vesicle ves·i·cle (věs'ĭ-kəl)
A small structure resembling a bladder.
A small circumscribed elevation of the skin containing serum.
A small sac or cyst containing liquid or gas.
vesicular adjective (vě-sĭk'yə-lər, və-)