In the 1900s he published a study of a phenomenon he called " psychogalvanic reflex " associated with observed changes in the electrical properties of the skin.
2.
Beritashvili thus realized what for Ivane R . Tarkhnishvili ( Ivan Tarkhanov, Tarchanoff ) ( 1846 1908 ), the Georgian-Russian physiologist discoverer of the psychogalvanic reflex, had been only a dream to establish a laboratory in his native land.
मोबाइल