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Medical Term:


Pronunciation: vit'el-lar'e-um

Definition: In cestodes and trematodes, a common chamber receiving vitelline (yolk) material from the two vitelline ducts; the yolk material then passes into the ootype to surround the ovum with nutritive vitelline granules that are enclosed by a characteristically formed eggshell.

Synonym(s): vitelline reservoir

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.