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The idea of a tooth worm is a theory of the cause of dental caries, periodontitis and toothaches. Once widespread, the belief is now obsolete, having been superseded by more scientific rationales. It was supposed that the disease was caused by small worms resident within the tooth, eating it away. [1]
Perdurantism or perdurance theory is a philosophical theory of persistence and identity. [1] In metaphysics the debate over persistence currently involves three competing theories—one three-dimensionalist theory called "endurantism" and two four-dimensionalist theories called "perdurantism" and "exdurantism". For a perdurantist, all objects ...
Pierre Fauchard (French pronunciation: [pjɛʁ foʃaʁ]; 2 January 1679 – 21 March 1761) [1] was a French physician, credited as being the "father of modern dentistry". [2] He is widely known for writing the first complete scientific description of dentistry, Le Chirurgien Dentiste ("The Surgeon Dentist"), published in 1728. [2]
A Sumerian text from 5000 BC describes a "tooth worm" as the cause of caries. [165] Evidence of this belief has also been found in India, Egypt, Japan, and China. [160] Unearthed ancient skulls show evidence of primitive dental work. In Pakistan, teeth dating from around 5500 BC to 7000 BC show nearly perfect holes from primitive dental drills ...
Action assembly theory; Activity theory; Activity-specific approach in temperament research; Affect as information hypothesis; Affective disposition theory; Affordance; Agreeableness; Anxiety buffer disruption theory; Anxious-preoccupied attachment; Appraisal theory; Approach/Inhibition Theory of Power; Associationism; Associative interference
Wagner received his Ph.D. from the University of Iowa in 1959, under Kenneth W. Spence, and he was on the faculty of Yale University until his death, serving as Chair of the Department of Psychology from 1983 to 1989, Chair of the Department of Philosophy from 1991 to 1993, Director of the Division of the Social Sciences from 1992 to 1998, and ...
Dorothy Conn was born on 17 December 1930 in Newcastle, New South Wales, Australia. [citation needed]Rowe came to England in her forties, working at Sheffield University and was the head of Lincolnshire Department of Clinical Psychology. [1]
This theory was initially described in a 1947 paper. [14] In the 1950s he modified the theory to allow for only one type of learning but two types of reinforcement. [6] Mowrer's interest in clinical psychology was primarily a hobby during the 1950s, but it would eventually eclipse his work as a learning theorist.