Elements of animal physiology, chiefly human . moid Flexure. Jejunum,Ileum. Fig. 52. Showing Course of Food. dually absorhed by the lacteals and veins, until its arrivalat the end of the large intestines, where it is expelledfrom the body. 118 ANIMAL PHYSIOLOGY. 244. The fattij parts absorbed by the lacteals make theirway directly by the thoracic duct to the left subclavianvein, and thence by the u2oper vena cava to the dissolved proteids and the sugar (and probably someof the fats) are, however, obliged to take a longer andmore circuitous route on their way to the heart. Theyare fir
Elements of animal physiology, chiefly human . moid Flexure. Jejunum,Ileum. Fig. 52. Showing Course of Food. dually absorhed by the lacteals and veins, until its arrivalat the end of the large intestines, where it is expelledfrom the body. 118 ANIMAL PHYSIOLOGY. 244. The fattij parts absorbed by the lacteals make theirway directly by the thoracic duct to the left subclavianvein, and thence by the u2oper vena cava to the dissolved proteids and the sugar (and probably someof the fats) are, however, obliged to take a longer andmore circuitous route on their way to the heart. Theyare first collected from the veins of the stomach andintestines, then passed by the portal vein to, and circu-lated through the liver; after which they are passed withthe blood from the liver into the he2oatiG veins, henceto the lower vena cava, and by it poured into the heart. 245. The Mouth is the irregular, somewhat oval-shaped cavity which forms the commencement of thealimentary canal, and in which the food is masticated. Eight side of Talato. \. Fungiform Papillajof Tougue , Fibrils of ihe fifth pair• of Kenes (Palatine). Fauces e>r passage intoThroat, Front pillar of Faucea. Filameuts of (jiinfApr.) Fig. 53. The Mouth showing Tongue^ Palate, &c. It is bounded in fvont by the lips; on the side, by thecheeks and portions of the upper and lower jaws ; above,by the hard palate which forms its roof; behind, by thesoft palate and fauces; and below, by the tongue and TkE PERMANENT TEETH. 119 mucous membrane, reaching from beneath it to the frontof the inside of the lower jaw, which form a sort ofmovable floor. (See fig. 53 and 55.) The cavity of the mouth is separated from that of thenose by the hard and soft palates j the latter, also, withits prolongation, the uvula, and with the epiglottis, sepa-rate it from the pharynx. When the mouth is shut the dorsum, or back of thetongue, touches the palate. 246. The mouth contains the tongue and the teeth,by w
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