Phrase by 'Ivan Pavlov'
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The physiologist who succeeds in penetrating deeper and deeper into the digestive canal becomes convinced that it consists of a number of chemical laboratories equipped with various mechanical devices.
Author: Ivan Pavlov - Russian PsychologistWho , Number , Chemical , Mechanical
The gastric laboratory uses its protein ferment under an acid reaction.
Author: Ivan Pavlov - Russian PsychologistReaction , Protein , Laboratory , Acid
Physiology has, at last, gained control over the nerves which stimulate the gastric glands and the pancreas.
Author: Ivan Pavlov - Russian PsychologistOver , Which , Control , Last
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.
Author: Ivan Pavlov - Russian PsychologistLong , Man , Food , Water
But man has still another powerful resource: natural science with its strictly objective methods.
Author: Ivan Pavlov - Russian PsychologistScience , Man , Powerful , Natural
Finally, as the digestive canal is a complex system, a series of separate chemical laboratories, I cut the connections between them in order to investigate the course of phenomena in each particular laboratory; thus I resolved the digestive canal into several separate parts.
Author: Ivan Pavlov - Russian PsychologistSystem , Connections , Order , Laboratory
It goes without saying that the desire to accomplish the task with more confidence, to avoid wasting time and labour, and to spare our experimental animals as much as possible, made us strictly observe all the precautions taken by surgeons in respect to their patients.
Author: Ivan Pavlov - Russian PsychologistTime , Respect , Saying , Confidence
Our experiments not only proved the existence of a nervous apparatus in the above-mentioned glands, but also disclosed some facts clearly showing the participation of these nerves in normal activity.
Author: Ivan Pavlov - Russian PsychologistSome , Facts , Nervous , Participation
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 gastric glands.
Author: Ivan Pavlov - Russian PsychologistAct , Food , Eating , Clear
The digestive canal represents a tube passing through the entire organism and communicating with the external world, i.e. as it were the external surface of the body, but turned inwards and thus hidden in the organism.
Author: Ivan Pavlov - Russian PsychologistWorld , Body , Through , Hidden
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