Revue médicale de Chicago et examinateur . wascompound du foie; l'estomac et les deux-tiers supérieurs de l'unique petit intestin, le canalthen intestinal bifurqué et a été double tot envoyer; le genito-urinaire systemswere indépendant et complet foreach corps; le thorax containedSYNCE- deux ensembles parfaits de poumons; le coeur fusionné. Échantillon V. {Fig. 9.) est un poussin duplex qui a été présenté par le Dr George W. Baker. Itsviscera n'ont pas été examinés.Dans ces spécimens, la tête ne présente pas de trace externe de du-plicity ; les axes spinaux du corps de la livre, près juxta-posé à leur ext céphalique

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Chicago medical journal and examiner . liver wascompound; the stomach and uppertwo-thirds of the small intestinewere single, the intestinal canalthen bifurcated and was double toit send; the genito-urinary systemswere independent and complete foreach body; the thorax containedSYNCE- two perfect sets of lungs ; the heartswere fused. Specimen V. {Fig. 9.) is a duplex chick which was presentedby Dr. George W. Baker. Itsviscera have not been examined.In these specimens, the headpresents no external trace of du-plicity ; the spinal axes of thecompound body, closely juxta-posed at their cephalic extremi-ties, rapidly diverge, and fromeach of them is developed a•complete bony skeleton; theseblend so as to form a compoundthorax as follows: each lateralhalf of the sternum with its fig. 9. syncephalic chick.proper ribs is reflected outward to the right and to the left, and?becomes conjoined to the corresponding half sternum of the op-posite skeleton. The thoracic cavity thus resulting has a sternum 8.—SKELrETON OFPITALIC DOG.. 1880.] Selections. 429> anteriorly, and posteriorly a vertebral coluran at either side, andwalls composed of forty-eight ribs. Four complete anterior extrem-ities spring from this thorax. Each pelvis is separate and distinct, and has its perfectly developed limbs. In the case of the pup thefusion extended as far as to the umbilicus In the case of the chickthe fused abdomens form a demi-ovoid body suspended between thefour feet of the animal. It did not surv^iveits birtli. Accordingto Is. G. Saint Hilaire (1832) this class of monstrosities is com-paratively common among animals, but very rare in man, to buttwo cases of which is he able to refer. Fishers treatise isstill incomplete: the published part of it does not include thesyncephali, but in his manuscript, which I have been permittedto examine, I find mention of eight recorded instances of humaiisyncephali. Hydrobromic Ether as an Anesthetic.—The experiments-of Rabuteau on the lower animals t

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• bookcentury1800
• bookdecade1880
• booksubjectmedicine
• bookyear188