. Principles of veterinary science; a text-book for use in agricultural schools. Veterinary medicine. 158 PRINCIPLES OF VETERINARY SCIENCE results from the strain of lactation rather than from the effect of gestation. Normal parturition is the act of giving birth to the fetus (now called the foal, calf, lamb, or pig). When occurring in the mare it is designated foaling; in the cow, calving; in the ewe, lambing, and in the sow, farrowing. The following signs of parturition may be evident a week or more before parturition occurs. A straw- colored fluid oozes from the teats of the swollen udder,
. Principles of veterinary science; a text-book for use in agricultural schools. Veterinary medicine. 158 PRINCIPLES OF VETERINARY SCIENCE results from the strain of lactation rather than from the effect of gestation. Normal parturition is the act of giving birth to the fetus (now called the foal, calf, lamb, or pig). When occurring in the mare it is designated foaling; in the cow, calving; in the ewe, lambing, and in the sow, farrowing. The following signs of parturition may be evident a week or more before parturition occurs. A straw- colored fluid oozes from the teats of the swollen udder, where it. Fig. 52.—Position of fetal foal at parturition. The normal, anterior presen- tation with the fore feet and head entering the genital canal. (Fleming.) dries and forms a wax-like mass over the orifices of the teat. The milk secretion sets in and may become so profuse that it drips from the teats or escapes in a stream. The mouth of the womb dilates; the lips of the vulva become swollen, congested, and stand apart; the mare becomes uneasy and nervous as a result of the onset of labor pains; the "water bag" or amnion filled with a clear fluid appears. Under normal conditions foaling is accom- plished rapidly and with but slight discomfort to the mare. The fetus should normally come with the fore feet first and the nose between the knees (Fig. 52), or may have the hind feet presented first. In either case it is wise to let nature take her course and not interfere, even if the process seems to be unusually Digitized by Microsoft®. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hadley, Frederick Brown, 1880-. Philadelphia and London, W. B. Saunders Company
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