File:LewisHarrison1966 fig01.jpg

From Embryology

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Fig. 1. The appearance of the blastocyst

Showing the endometrium covering its surface, and the branched villi at the embryonic pole, absent from the abembryonic pole. The general characteristics of the embryo are visible. Part of the yolk-sac duct has constricted off from the remainder. x 44.

Reference

Lewis BV. and Harrison RG. A presomite human embryo showing a yolk-sac duct. (1966) J Anat. 100(2): 389-96. PMID: 5954785

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current23:08, 6 August 2017Thumbnail for version as of 23:08, 6 August 20171,280 × 813 (283 KB)Z8600021 (talk | contribs)==Fig. 1. The appearance of the blastocyst== Showing the endometrium covering its surface, and the branched villi at the embryonic pole, absent from the abembryonic pole. The general characteristics of the embryo are visible. Part of the yolk-sac duct...

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