Abstract
Pavlov was awarded the Nobel Prize in physiology or medicine in 1904 for his studies on the physiology of digestion. In the present article his experimenta1 research on the digestive glands in dogs is outlined, in cluding sham-feeding, me asuring the response of an isolated stomach, use of a salivary and apancreatic fistula, and the phenomenon of "psychic secretion" which he later called a conditional or conditioned reflex. Also discussed are the reasons Pavlov was not selected as a laureate of the Prize for three years since 1901 though recommended in every year, the Nobel Prize award ceremony and Pavlov, the aftermath for him as the winner, and his influences on the psychology of learning and behavior.
