. The American journal of anatomy. Fig. 2 Blood vessels in the pectoraljbody-wall of a mm. chick. Cameralucida drawing of injected embryo ji (6 days, 0 hours) X 15 diam. Note the non-vascular area in the center and the capillary plexus above it which has grown?down from the cervical region, , opercular fold; , left umbilical vein. Fig. 3 Blood vessels in the pectoral wall of a mm. chick. Camera lucidadrawing of injected embryo ka (7 days, 2 hours) X 15 diam. Note the disappear-ance of the non-vascular area and the direction of the blood vessels as compared^with those in fig
. The American journal of anatomy. Fig. 2 Blood vessels in the pectoraljbody-wall of a mm. chick. Cameralucida drawing of injected embryo ji (6 days, 0 hours) X 15 diam. Note the non-vascular area in the center and the capillary plexus above it which has grown?down from the cervical region, , opercular fold; , left umbilical vein. Fig. 3 Blood vessels in the pectoral wall of a mm. chick. Camera lucidadrawing of injected embryo ka (7 days, 2 hours) X 15 diam. Note the disappear-ance of the non-vascular area and the direction of the blood vessels as compared^with those in figure 2. u., umbilicus; x., median line, on either side of which arethe right and left sets of marginal veins. in upon the mid-ventral fine as far up as the point where the epi-trichial ridge meets the surface ridges, (the region of the truncusaorticus). Finally in an embryo of mm. (fig. 3), the areaover the heart is completely filled with parallel longitudinal veinsextending from the neck to the umbilicus. Thus in forty-eigh
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Keywords: ., bookauthorwi, bookcentury1900, bookdecade1910, booksubjectanatomy
