. Human physiology. Fig. 2.—The Ligaments of theWrist. GENERAL BUILD OF THE HUMAN BODY 5 The pharynx (Gr. pharunx, the throat) is the cavity situatedbehind the mouth, with which it is Fig. 3.—The Superficial Muscles of the Body, viewed from before. The oesophagus (Gr. oiso, I shall bear ; ;kago, I eat) is atube, about ten inches long, connecting the pharynx with the 1 Hi I 6 ELEMENTARY PHYSIOLOGY stomach—a large pouch-like organ, which serves to contain thefood while certain fluids are acting upon it. After the food leaves the stomach,it passes through about twenty-six fee
. Human physiology. Fig. 2.—The Ligaments of theWrist. GENERAL BUILD OF THE HUMAN BODY 5 The pharynx (Gr. pharunx, the throat) is the cavity situatedbehind the mouth, with which it is Fig. 3.—The Superficial Muscles of the Body, viewed from before. The oesophagus (Gr. oiso, I shall bear ; ;kago, I eat) is atube, about ten inches long, connecting the pharynx with the 1 Hi I 6 ELEMENTARY PHYSIOLOGY stomach—a large pouch-like organ, which serves to contain thefood while certain fluids are acting upon it. After the food leaves the stomach,it passes through about twenty-six feetof tubing called the intestines, whichconsist of the small intestine (abouttwenty feet in length), and the largeintestine (about six feet). The circulatory or blood systemconsists of the heart and heart is a hollow, muscular organ,provided with valves. It serves as aII kind of force-pump to distribute the™ blood to all parts of the body. Theblood-vessels consist of arteries, veinsand capillaries. The arteries conveyblood from the heart; and they divideand subdivide into smaller and smaller -branches, till at last they form very mi-ll nute vessels called capillaries
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