In the case of the stomach, however, the nerves of the glandular cells were always severed when constructing an artificially isolated pouch and this,….

Never think that you already know all. However highly you are appraised, always have the courage to say to yourself-I am ignorant..

Edible substances evoke the secretion of thick, concentrated saliva. Why? The answer, obviously, is that this enables the mass of food to pass smooth….

While you are experimenting, do not remain content with the surface of things..

It is not accidental that all phenomena of human life are dominated by the search for daily bread - the oldest link connecting all living things, man….

It is still open to question whether psychology is a natural science, or whether it can be regarded as a science at all..

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 u….

Our success was mainly due to the fact that we stimulated the nerves of animals that easily stood on their own feet and were not subjected to any pai….

Mankind will possess incalculable advantages and extraordinary control over human behavior when the scientific investigator will be able to subject h….

Possibilities are like the wings of birds; they allow man to soar and to climb to the heavens. And facts are like the atmosphere against which those ….

Finally, as the digestive canal is a complex system, a series of separate chemical laboratories, I cut the connections between them in order to inves….

School yourself to demureness and patience. Learn to inure yourself to drudgery in science. Learn, compare, collect the facts..

When the dog is repeatedly teased with the sight of objects inducing salivary secretion from a distance, the reaction of the salivary glands grows we….

Perfect as the wing of a bird may be, it will never enable the bird to fly if unsupported by the air. Facts are the air of science. Without them a ma….

From the described experiment it is clear that the mere act of eating, the food even not reaching the stomach, determines the stimulation of the gast….

The physiologist who succeeds in penetrating deeper and deeper into the digestive canal becomes convinced that it consists of a number of chemical la….

But man has still another powerful resource: natural science with its strictly objective methods..

The digestive canal represents a tube passing through the entire organism and communicating with the external world, i.e. as it were the external sur….

Thanks to our present surgical methods in physiology we can demonstrate at any time almost all phenomena of digestion without the loss of even a sing….

As we have seen, bread, and especially dry bread, evokes secretion of considerably larger quantities of saliva than meat..

Perfect as the wing of a bird may be, it will never enable the bird to fly..