Live stock : a cyclopedia for the farmer and stock owner including the breeding, care, feeding and management of horses, cattle, swine, sheep and poultry with a special department on dairying : being also a complete stock doctor : with one thousand explanatory engravings . ( Positions < 10. Positions | Jg Cephalo-ilial. 498 CYCLOPEDIA OF LIVE STOCK
Live stock : a cyclopedia for the farmer and stock owner including the breeding, care, feeding and management of horses, cattle, swine, sheep and poultry with a special department on dairying : being also a complete stock doctor : with one thousand explanatory engravings . ( Positions < 10. Positions | Jg Cephalo-ilial. 498 CYCLOPEDIA OF LIVE STOCK AND COMPLETE STOCK DOCTOR. XV. Mechanism of Parturition. Under normal conditions, it may be said that the pelvis itself does notoffer any obstacle to the passage of the fcetus, and that it is the soft partsalone which oppose its exit. Of the different presentations we have enumerated the anterior—inwhich the fore feet, head and chest present simultaneously—is the onlyone we may designate as natural, especially with the larger animalsand primiparae. Fromage de Feugre was the first to point this out, though Rainard wasof opinion that the posterior presentation should also be looked upon asnormal; Avhile Dcsplas gave Ihrec natural positions—head and fore limbs,. STERNO-ABUOMINAL POSITION OF THE XOETUS. head only, and hind limbs only; and Del wart gives four normal experience abundantly proves that the first we have described is thatwhich alone merits the designation, as it is the one in which birth can takeplace without artificial aid. It is true that birth is possible Avhen the foalor the calf presents posteriorly at the pelvic inlet; but this is a rare presen-tation, and under the most auspicious circumstances it is much less favor-able and more difficult for the mother, Avhile it is very often death to theyoung animal (especially in the mare). In the majority of cases, withoutassistance expulsion proceeds no further than the hocks, and the foetus<Iies; a
Size: 1776px × 1407px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectveterin, bookyear1914
