Ivan Pavlov Quotes on Food
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As we have seen, bread, and especially dry bread, evokes secretion of considerably larger quantities of saliva than meat.
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Edible substances evoke the secretion of thick, concentrated saliva. Why? The answer, obviously, is that this enables the mass of food to pass smoothly through the tube leading from the mouth into the stomach.
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It has long been known for sure that the sight of tasty food makes a hungry man's mouth water; also lack of appetite has always been regarded as an undesirable phenomenon, from which one might conclude that appetite is essentially linked with the process of digestion.
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Precise knowledge of what happens to the food entering the organism must be the subject of ideal physiology, the physiology of the future.
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The first stage through which the food substances introduced from without must pass, is the digestive canal; the first vital action on these substances, or to be more exact and objective, their first participation in life, in its process, constitutes what we call the digestion.