Ivan Pavlov and his dogs

Ivan Petroitch Pavlov was born in Ryazan, in Russia in the year of 1849. His father was a village priest and his mother was a physiologist.

After a brilliant academic path in the area of Natural Sciences and Phyiology, in 1878 was admitted to the Academy of Medical Surgery.  After that we won a fellowship at the Academy were we developed his thesis on the subject of "The centrifugal nerves of the heart".

Ten year later, Pavlov started the studies about digestion and the gastric function, first on dogs and later on children. This study was centered on the externalizing of the salivary gland to collecting, measure and analyse of the saliva and what response it had to food, under a several distinct conditions.

The reflex system of Pavlov, known as "Conditioned Reflex" was a big stemp in the areas of physiology and neurological science, since it showed that all temperaments types responde to a stimuli the same way. This is a psychology theory that is still teached nowadays in school.

Here's how Pavlov Theory works: