Normally dogs snatch at food; elephants reach out their trunks for it. A man will pull his hand away from a hot plate. These are examples of unconditioned reflexes, fully developed in infancy. They ...

AN interesting connexion is to be found between two recent conceptions of the nervous system, in its development and function. Pavlov's work indicates that the function of the cerebral cortex is the ...

Based on: Conditioned Reflexes and Neuron Organization. By Jerzy Konorski. Translated from the Polish under the author's supervision by Stephen Garry. 8°, cloth, 267 pp., with 18 illustrations.

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A conditioned reflex, also called an acquired reflex, is an automatic response to a stimulus that differs from that initially causing the response, but that has become associated with it by repetition ...

ONE is often grateful for the existence of general surveys which are written for international congresses or commemorative volumes. They provide excellent opportunities of summarizing a subject in a ...