Shock intensity effects in shuttle-box conditioning of guinea pigs
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چکیده
منابع مشابه
Antitussive Effect of Plantago lanceolata in Guinea Pigs
Background: Several therapeutic effects including anti-asthma and dyspnea have been described for Plantago lanceolata. In the present study the antitussive effect of this plant was evaluated. Methods: The antitussive effects of aerosols of two different concentrations of Soxhlet and macerated ethanolic extracts, codeine and saline were tested by counting the number of coughs produced due to aer...
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Several therapeutic effects including hypnotic, antispasmodic, treatment of abdominal and chest pain and strengthening the heart have been described for the flowers of Rosa damascena. North American Indian tribes use a decoction of the roots obtained from the Rosa damascena plant as a cough remedy and to treat eye problem. Therefore, in the present study the antitussive effect of this plant in ...
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The guinea pig (GP) is an often-used species in hearing research. However, behavioral studies are rare, especially in the context of sound recognition, because of difficulties in training these animals. We examined sound recognition in a social competitive setting in order to examine whether this setting could be used as an easy model. Two starved GPs were placed in the same training arena and ...
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Pavlovian contextual fear conditioning occurs when an aversive unconditional stimulus (US), such as a footshock, is presented to a rat shortly after it is placed in an experimental context. Contextual fear conditioning does not occur when the shock is presented immediately upon placement of the rat in the novel chamber. In the present study, the authors report that increasing either the number ...
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Several therapeutic effects including diuretic, anti-pyretic and anti-scurvy have been reported for Portulaca oleracea. In previous studies the analgesic, anti-inflammatory, anti-hypertensive, anti-oxidant, muscle relaxant effects and neuropharmacological effects of the aqueous extract of Portulaca oleracea have been demonstrated on experimental animals. In the present study the antitussive eff...
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ژورنال
عنوان ژورنال: Psychonomic Science
سال: 1970
ISSN: 0033-3131
DOI: 10.3758/bf03335543