Medical Term:

vitellarium

Pronunciation: vit′ĕl-lar′ē-ŭm

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

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