A system of obstetrics . <From Quains Anatomy.) Diagrams of the Human Alimentary Canal at successive stages ofdevelopment: A, from embryo of five weeks; B, from embryo of nine weeks; C, ten weeks;D, twelve weeks; I, lungs sprouting out from the pharynx; s, stomach; d, duodenum; i,small intestine; i, large; c, caecum and vermiform appendix; r, rectum; cl, in A, the cloaca ;a, in B, the anus distinct from si, the urogenital sinus; v, the yelk-sac; vi, the vitello-intes-tinal duct; u, the urinary bladder and urachus leading to the placenta; g, the genital B and C the diameter of the c

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A system of obstetrics . <From Quains Anatomy.) Diagrams of the Human Alimentary Canal at successive stages ofdevelopment: A, from embryo of five weeks; B, from embryo of nine weeks; C, ten weeks;D, twelve weeks; I, lungs sprouting out from the pharynx; s, stomach; d, duodenum; i,small intestine; i, large; c, caecum and vermiform appendix; r, rectum; cl, in A, the cloaca ;a, in B, the anus distinct from si, the urogenital sinus; v, the yelk-sac; vi, the vitello-intes-tinal duct; u, the urinary bladder and urachus leading to the placenta; g, the genital B and C the diameter of the colon is erroneously represented as greater than that of theileum. anastomosing cords of hypoblast burrow through the organ: they give Fig.

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectobstetrics, bookyear1