Pavlov conditioning
The Russian physiologist Ivan Petrovich Pavlov (1848-1936) conditioned dogs to respond in what proved to be a predictable manner, for example, by first ringing a bell before feeding them and then simply ringing the bell upon which stimulus they would begin to salivate as if they were about to eat.
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At different points along the dogs’ digestive tracts, the Russian physiologist Ivan Petrovich Pavlov (1848-1936) surgically created pockets (“Pavlov pouches”) from which he could obtain secretions, the aim being to study the physiology of the digestive tract. He did so from the salivary glands down to the stomach, liver and pancreas with considerable success and […]
- Pavlovian conditioning
A method to cause a reflex response or behavior by training with repetitive action. The Russian physiologist Ivan Petrovich Pavlov conditioned dogs to respond in what proved to be a predictable manner. For example, when he customarily rang a bell before feeding them, the dogs would begin to salivate whenever the bell rang. The principles […]
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Although PC is usually taken to mean personal computer, in the biomedical arena PC also stands for protein C, phosphocreatine, et al.
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Commonly used abbreviation for patient-controlled analgesia. Analgesia simply means relief of pain. PCA is a method by which the patient controls the amount of pain medicine (analgesia) they receive. There are a number of different PCA systems. In the classic PCA system, the patient receives a preset dose of morphine by pressing a button on […]