Akademik

epiblast

Gives rise to the ectoderm, mesoderm, and endoderm of the embryo proper. [epi- + G. blastos, germ]

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epi·blast 'ep-ə-.blast n the outer layer of the blastoderm: ECTODERM

epi·blas·tic .ep-ə-'blas-tik adj

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epi·blast (epґĭ-blast) [epi- + -blast] 1. the upper layer of the bilaminar embryonic disc present during the second week; it gives rise to 2. ectoderm. ectoderm. 3. the ectoderm except for the neural plate.

Medical dictionary. 2011.