The veterinary obstetrical compendium : for the farmer and breeder of livestock . Fig. MEMBRANES OF THE COW AT MID-TERM. WOMB OPENED ON ITS LEFT , Neck of Womb; B, B, Maternal After-births; C, C. FoetaAfter-births; D, D, F, F, Liquor Amnii The Waters; E, Bladder,of the Urachus; G, Naval String (Umbilical Cord); H, H, InnerLining (Allantois) of the Outer Water-sac (Chorion), Obstetrics—Domesticated Animals. 37 AFTERBIRTH— (PLACENTA.) THE AFTERBIRTH, or PLACENTA (Fig. 7, 8and 9) is a soft, spongy, vascular body, adherent to thewomb and, connected to the foetus by the navel cord(um
The veterinary obstetrical compendium : for the farmer and breeder of livestock . Fig. MEMBRANES OF THE COW AT MID-TERM. WOMB OPENED ON ITS LEFT , Neck of Womb; B, B, Maternal After-births; C, C. FoetaAfter-births; D, D, F, F, Liquor Amnii The Waters; E, Bladder,of the Urachus; G, Naval String (Umbilical Cord); H, H, InnerLining (Allantois) of the Outer Water-sac (Chorion), Obstetrics—Domesticated Animals. 37 AFTERBIRTH— (PLACENTA.) THE AFTERBIRTH, or PLACENTA (Fig. 7, 8and 9) is a soft, spongy, vascular body, adherent to thewomb and, connected to the foetus by the navel cord(umbilical cord). The afterbirth is not in existence duringthe first period of gestation, but its formation commences. FOETAL MEMBRANES OF THE GOAT AT FULL TIME:TWINS. A, Neck of the Womb; B, Left Horn; C, Right Horn; D, Innerlinning (AUantois) of the Outer Envelop or Sac (Chorion); E, Thesecond complete Sac enveloping the Foetus; F, Portion of theWall of the Womb, where the Foetusus come in contact; G, Unionof the Two Outer Envelops (Chorion of the Foetuses). 38 Obstetrics—Domesticated Animals. perhaps with the arrival of the embryo in the is generally considered to have two portions, one foetaland the other maternal. The foetal portion consists ofhighly vascular soft hairy filaments and tufts, containingthe inosculating loops of the navel arteries and navel veinof the foetus. The maternal portion consists essentially ofa large sac formed by the inner coat of the vascular sys-tem of the mother, into which the maternal blood ispoured by the curling arteries of the womb, and fromwhich it is returned by the veins of the womb and after-birth. At an early stage of gestation the after-birth con-s
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Keywords: ., bookcentury1900, bookdecade1900, bookidveterinaryob, bookyear1903
