. The diseases of animals; a book of brief and popular advice on the care and the common ailments of farm animals. Veterinary medicine; Domestic animals. Horse's Teeth 55 a colt becomes a horse and a filly becomes a mare. The temporary teeth are usually shed easily; the per- manent teeth pushing up from below cause the roots of the temporary ones to be absorbed, until they finally become mere" caps," attached to the gum. Sometimes the tem- porary corner in- cisors are extracted in order to make a colt or a filly appear older than it is. Such a practice is not to be commended. When th
. The diseases of animals; a book of brief and popular advice on the care and the common ailments of farm animals. Veterinary medicine; Domestic animals. Horse's Teeth 55 a colt becomes a horse and a filly becomes a mare. The temporary teeth are usually shed easily; the per- manent teeth pushing up from below cause the roots of the temporary ones to be absorbed, until they finally become mere" caps," attached to the gum. Sometimes the tem- porary corner in- cisors are extracted in order to make a colt or a filly appear older than it is. Such a practice is not to be commended. When the perma- nent incisors are first erupted, well-defined "date-cavities" exist in their upper sur- faces. These cavi- ties, dark brown or black in color, nar- row from before back and wide from side to side, extend quite a depth into the tooth. Each date-cavity is surrounded by a very narrow band of enamel, which can be distinguished from the yellower dentine that com- poses most of the substance of the tooth. The date- cavities wear out and disappear from the lower incisors at the following ages: From the lower central incisors. rig. 20. Horse's teeth at seven years of age. 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 Mayo, Nelson Slater, 1866-. New York, Macmillan; London, Macmillan
Size: 1315px × 1899px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectdomesti, bookyear1917
