. Types and market classes of live stock. uation of the derm, or trueskin. It covers the foot inside the hoof, just as a sock coversthe human foot inside the shoe. It differs from the ordinaryexternal or hair skin in having no sweat or oil glands, but, Types and Market Classes of Live Stock 311 like it, is richly supplied with blood vessels and sensitivenerves. The functions of the pododerm are to produce thehoof and unite it firmly to the foot. The hoof and how it grows.—The horny shell, called thehoof, which covers and protects the foot, is made up of threeparts, (1) the wall and bars, (2) t
. Types and market classes of live stock. uation of the derm, or trueskin. It covers the foot inside the hoof, just as a sock coversthe human foot inside the shoe. It differs from the ordinaryexternal or hair skin in having no sweat or oil glands, but, Types and Market Classes of Live Stock 311 like it, is richly supplied with blood vessels and sensitivenerves. The functions of the pododerm are to produce thehoof and unite it firmly to the foot. The hoof and how it grows.—The horny shell, called thehoof, which covers and protects the foot, is made up of threeparts, (1) the wall and bars, (2) the sole, and (3) the frog. Each part of the hoof is grown by some particular partor parts of the pododerm. In general it may be said that thehorn of the hoof is made up of tubules or shafts of horn whichgrow from papillae the same as does hair. These tubules arecemented together by non-tubular matter corresponding todandruff exfoliated by the skin. In fact, so pronounced is thesimilarity in growth of horn and hair that coarse hair, es-.
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Keywords: ., bo, bookcentury1900, bookdecade1910, bookidtypesmarketclass01vaug
