| 单词 | reward system |
| 释义 | > as lemmasreward system a. attributive. Designating areas of the brain in or near the hypothalamus which, when stimulated, cause an organism to have sensations of pleasure, as reward cell, reward centre, reward system, etc. ΘΚΠ the world > life > the body > nervous system > cerebrospinal axis > brain > parts of brain > [noun] > as (supposed) seat of faculty > seats of specific faculties sensorium1613 sensitory1649 sensory1653 sensoriolum1715 respiratory centre1841 Broca1875 writing centre1878 speech-centre1881 heat-centre1884 speech area1885 pleasure centre1892 language area1898 motorium1900 isocortex1934 visceral brain1949 satiety centre1951 limbic system1952 reward cell1956 1956 Sci. Amer. Oct. 116/3 The main question..is to determine how the excited ‘reward’ cells act upon the specific sensory-motor systems. 1962 S. S. Tomkins Affect Imagery Consciousness I. x. 392 (heading) The reward center as the center for the affect of joy. 1962 Nature 17 Nov. 699/2 If the drive system has a lower threshold than the reward system, then electrical stimulation of lesser intensity than that needed to produce learning..should prolong a habit which has already been learned. 1974 M. C. Gerald Pharmacol. x. 186 Drugs capable of causing the release of norepinephrine..are able to increase the rate of self-stimulation when electrodes are placed in the reward center. 2005 Science 21 Jan. 349/3 Winners showed increased blood flow to the ventral striatum, a key part of the brain's reward system that involves the neurotransmitter dopamine. 2009 New Yorker 23 Feb. 46/1 When people take revenge, the same reward centers of the brain are activated that are associated with satisfying hunger, thirst, sexual appetite. < as lemmas |
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