blood island


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blood island

[′bləd ‚ī·lənd]
(embryology)
One of the areas in the yolk sac of vertebrate embryos allocated to the production of the first blood cells.
References in periodicals archive ?
It's a quest that takes our heroes from the shores of exotic Blood Island to the foggy streets of Victorian London.
Blood Island is Griffin's third Matt Royal novel, and he seems to have settled into a niche unoccupied by other writers.
Blood vessels form in two ways; vasculogenesis where by vessels arise from blood islands and angiogenesis which entails sprouting from existing vessels.