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Reinforcement Schedule (Latest Articles)
Latest indexed articles for 'Reinforcement Schedule'
Articles 161 to 170 of 200:
29 Sep 2008 
Children diagnosed with autism or autism spectrum disorders (ASD) are more likely than other children to exhibit behaviors characteristic of a feeding or sleeping disorder. Parents of children with these disorders may be extremely concerned about ...
rec_pub_18775376-assessment-behavioral-treatment-feeding-sleeping-disorders-children.htm
29 Sep 2008 We studied the influence of rate of intravenous infusion of cocaine or amphetamine on drug-taking and seeking behavior. First, drug-naive rats were tested for acquisition of self-administration of increasing doses of amphetamine or cocaine infused ...
rec_pub_18586051-the-rate-intravenous-cocaine-amphetamine-delivery-does-influence-drug.htm
29 Sep 2008 Compared to nondrug reinforcers, few studies have examined delay discounting for drug reinforcers. The purpose of the present study was to examine delay discounting in rhesus monkeys using orally delivered phencyclidine (PCP) as the reinforcer and ...
rec_pub_18582491-effects-altering-reinforcer-magnitude-reinforcement-schedule.htm
29 Sep 2008 In old age there is evidence of waning motivation, and possibly lowering of mood. Physiologically there is a decline in the levels of brain neurotransmitters such as acetylcholine and dopamine, and loss of myelin. These changes might be expected to ...
rec_pub_18582490-the-rewarding-efficacy-brain-stimulation-modulation-dopaminergic.htm
Relationship between ethanol and sucrose self-administration and schedule-induced polydipsia.
29 Sep 2008 Studies have suggested a relationship between drug abuse and compulsive behaviors. The present experiments investigated the relationship between schedule-induced polydipsia (SIP) and self-administration (SA) of ethanol and sucrose. SIP served as a ...
rec_pub_18579192-relationship-ethanol-sucrose-self-administration-schedule-induced.htm
21 Sep 2008 BACKGROUND: CB(1) cannabinoid receptors in the brain are known to participate in the regulation of reward-based behaviors. However, the contribution of each of the endocannabinoid transmitters, anandamide and 2-arachidonoylglycerol (2-AG), to these ...
rec_pub_18814866-fatty-acid-amide-hydrolase-inhibition-heightens-anandamide-signaling.htm
Antidepressants alleviate the impact of reinforcer downshift.
18 Sep 2008 Depressive disorder is associated with problems of coping with life's difficulties, including episodes of frustration and disappointment, operationally defined as an unexpected reinforcer omission or a reduction of reinforcer magnitude. In a novel ...
rec_pub_18805678-antidepressants-alleviate-impact-reinforcer-downshift.htm
Behavioral evaluation of rats following low-level inhalation exposure to sarin.
16 Sep 2008 We evaluated the effects, in rats, of single and multiple low-level inhalation exposures to sarin. Rats were trained on a variable-interval, 56 s (VI56) schedule of food reinforcement and then exposed to sarin vapor (1.7-4.0 mg/m(3) x 60 min) or air ...
rec_pub_18835292-behavioral-evaluation-rats-following-low-level-inhalation-exposure.htm
16 Sep 2008 The subthalamic nucleus (STN), a major relay in the indirect striatofugal pathway, plays an important role in extrapyramidal motor control. Recent evidence indicates that it may also be involved in regulating the incentive value of food reinforcers. ...
rec_pub_18840473-effect-quinolinic-acid-induced-lesions-subthalamic-nucleus.htm
15 Sep 2008 Addiction to methamphetamine is a significant public health problem, and there are currently no pharmacological agents that are approved for the treatment of addiction to this powerful psychostimulant. Chronic methamphetamine use leads to cognitive ...
rec_pub_18800068-mglur5-antagonism-attenuates-methamphetamine-reinforcement-prevents.htm
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