Modeling maladaptive decision-making in a rat version of the Iowa Gambling Task
نویسندگان
چکیده
منابع مشابه
[Iowa gambling task--tool for assessment of decision making].
Iowa Gambling Task is one of the most commonly used tools in the neuropsychological assessment of the decision making process. It was designed to assess decision making in patients with damage to their prefrontal cortex. Up to date, it has been used in studies of healthy subjects and numerous clinical populations. The aim of this paper is to enclose construction and administration of the test a...
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The Iowa Gambling Task (IGT) is a laboratory-based gambling paradigm which involves a conflict between immediate gain and delayed loss. In original IGT, the bad decks with lower expected values are associated with higher magnitude of reward and punishment, and the good decks with higher expected value are associated with lower magnitude of reward and punishment. Normal participants usually chos...
متن کاملElucidating Poor Decision-Making in a Rat Gambling Task
Although poor decision-making is a hallmark of psychiatric conditions such as attention deficit/hyperactivity disorder, pathological gambling or substance abuse, a fraction of healthy individuals exhibit similar poor decision-making performances in everyday life and specific laboratory tasks such as the Iowa Gambling Task. These particular individuals may provide information on risk factors or ...
متن کاملCorrection: Elucidating Poor Decision-Making in a Rat Gambling Task
There are several errors in the references within the Materials and Methods, Results, and Discussion sections of the manuscript. The corrected sentences that include updated references are below. Materials and Methods: In the first paragraph after Equation 1, the sentence should read: ‘‘The reward received after taking action a in state s is described by a state-action pair value Q(s,a), which ...
متن کاملImplicit emotional biases in decision making: the case of the Iowa Gambling Task.
Many authors have endorsed the hypothesis that previous emotional experiences may exert a covert influence on behavior, but some findings and replications of the original studies challenged this view. We investigated this topic by carrying out an experiment with the Iowa Gambling Task (IGT), where a dissociation procedure was adopted to successfully isolate possible implicit components. After a...
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ژورنال
عنوان ژورنال: BMC Neuroscience
سال: 2011
ISSN: 1471-2202
DOI: 10.1186/1471-2202-12-s1-p294