A manual of anatomy . Superior articular process Sacral canal. Median sacralcrest Articularsacral crest Posterior sacralforamina Apex of sacrum . Sacral Sacralhiatus cornu ViG. 12.—The sacrum ieen from behind (dorsal surface). (Sobotta and THE COCCYX 33 vertebrae. The sacral cornua are the downward-projecting inferiorarticular processes of the last sacral vertebra. The apex of thesacrum represents the oval body of the fifth sacral vertebra. The sacral canal is flattened dorsoventrally and curves with thebone. It communicates with the dorsal and ventral sacral foramina. The sacrum o
A manual of anatomy . Superior articular process Sacral canal. Median sacralcrest Articularsacral crest Posterior sacralforamina Apex of sacrum . Sacral Sacralhiatus cornu ViG. 12.—The sacrum ieen from behind (dorsal surface). (Sobotta and THE COCCYX 33 vertebrae. The sacral cornua are the downward-projecting inferiorarticular processes of the last sacral vertebra. The apex of thesacrum represents the oval body of the fifth sacral vertebra. The sacral canal is flattened dorsoventrally and curves with thebone. It communicates with the dorsal and ventral sacral foramina. The sacrum of the female is shorter, broader and less curved thanin the male. In the male it is directed more obliquely backward. Ossification.—The sacrum has thirty-five centers of ossification. The bodyof each segment has three centers, each arch two, the lateral mass has six (two foreach of the first three segments) and each of the lateral surfaces has two first centers appear during the eighth or ninth week of fetal life and all arefused between the
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Keywords: ., bookcentury1900, bookdecade1910, booksubjecthumananatomy, bookyea
