A Reference handbook of the medical sciences embracing the entire range of scientific and practical medicine and allied science . Fig. 5159,—Longitudinal Se<tion of a FrocsOvum shortly after the Cli).sure of theMedullary (;roove. The blastoporic canal,hl.^ is only partially cut, but was foundopen In neigliliortiiK sictiniis, (AfterDurham.) Mil. Miilullary canal; : Vit., fnrmin^r the ttoor ofthe entodermic cavity, Eiit.; uc, neu-renteric Fig. 5160.—Transverse Section of an Embryo Paroquet (Melopsit-tacus) to show the Anterior or True Neurenteric Canal. Ec, Ec-tod
A Reference handbook of the medical sciences embracing the entire range of scientific and practical medicine and allied science . Fig. 5159,—Longitudinal Se<tion of a FrocsOvum shortly after the Cli).sure of theMedullary (;roove. The blastoporic canal,hl.^ is only partially cut, but was foundopen In neigliliortiiK sictiniis, (AfterDurham.) Mil. Miilullary canal; : Vit., fnrmin^r the ttoor ofthe entodermic cavity, Eiit.; uc, neu-renteric Fig. 5160.—Transverse Section of an Embryo Paroquet (Melopsit-tacus) to show the Anterior or True Neurenteric Canal. Ec, Ec-toderm; M]i. myotome; Md., medullary canal; CT., uotochordpierced by the short neurenteric canal, ne.; entoderm ; mew.,mesoderm, (.\fter Max Brauu.) to be open at any period after the formation of theprimitive streak. Aiiotlier canal, which was first satisfactorily describedby Brauu,^ occurs in older embryos. TheEnddarmof Gasser and KOUiker becomes the Schwanzdarm 495 I> REFERENCE HANDBOOK OF THE MEDICAL SCIENCES. Am
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