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Resting-state functional connectivity in neuropsychiatric disorders
Resting-state functional connectivity in neuropsychiatric disorders

... because it is disrupted in Alzheimer’s disease, the quintessential disorder of episodic memory [8,17]. Two main approaches have been used to characterize functional connectivity in these various RSNs: independent component analysis (ICA) and region-of-interest (ROI) analysis. The pros and cons of ea ...
Mediation and the Brain: The Neuropsychology of
Mediation and the Brain: The Neuropsychology of

... • Low levels of serotonin = low status • Higher status unrelated to larger body size or canine teeth • Status changes always preceded by changes in affiliative behavior with females ...
Neural network activation during a stopsignal task discriminates
Neural network activation during a stopsignal task discriminates

... discriminant function. The larger of these two scores determined group allocation in classification. Leaveone-out cross–validation (LOOCV) tested the ability of the variables to correctly classify the training sample. To test the generalizability of the classifier across image acquisition sites, an ...
Inferring a dual-stream model of mentalizing from associative white
Inferring a dual-stream model of mentalizing from associative white

... level, perceptive-based aspects and high-level, inference-based aspects of mentalizing, respectively. Ninety and 85 patients were evaluated in the RME and comic strip tasks, respectively. These tasks have been extensively characterized and often used in lesion and imaging studies. The RME perception ...
Convergent grey and white matter evidence of
Convergent grey and white matter evidence of

... Assessment Battery. Using a short version of a Go/No-go paradigm, Torralva et al. (2009) found a significant difference between behavioural variant FTD and Alzheimer’s disease. In contrast, Collette et al. (2007) found no difference in Go/No-go performance between patients with FTD in contrast to co ...
Exposure to As-, Cd-, and Pb-Mixture Induces Ab, Amyloidogenic
Exposure to As-, Cd-, and Pb-Mixture Induces Ab, Amyloidogenic

... Fax number: +91- 0522-2436077. E-mail: [email protected]. ...
Logic and Complexity in Cognitive Science
Logic and Complexity in Cognitive Science

... in cognitive science. We emphasize in particular the role played by logic in bridging the gaps between Marr’s three levels: representation theorems for non-monotonic logics resolve algorithmic/implementation debates, while complexity theory probes the relationship between computational task analysis ...
as pdf - Hypnosis Unit UK
as pdf - Hypnosis Unit UK

... dismissed as being simply ‘imaginary’ or, perhaps even more damaging for the patient, that they are intentionally feigned or malingered conditions. An important question that needs to be addressed in trying to understand conditions such as these is whether it is possible to have a ‘real’ experience ...
Neural correlates of incidental and directed facial emotion
Neural correlates of incidental and directed facial emotion

... mechanism for the development of emotion regulation and control functions (Blumberg et al., 2004; Nelson et al., 2005; Marsh et al., 2006; Bell and Deater-Deckard, 2007; YurgelunTodd, 2007) is to compare brain activation in adolescents and adults when emotion processing is unconstrained as compared ...
- Journal of Clinical Investigation
- Journal of Clinical Investigation

... Organic osmolytes have been implicated in the pathogenesis of myelinolysis because some of them are accumulated slowly during correction of chronic hyponatremia. I investigated whether there was a topographic correlation between demyelinative lesions and the regional changes of organic osmolytes aft ...
Cerebellar Affective Syndrome Expanding Our Thinking About the
Cerebellar Affective Syndrome Expanding Our Thinking About the

... awareness of intense emotion. GF says, “He’s very flat now.” Forgets her BD; no sentimentality No significant ETOH or S/A hx since teens but now smokes some marijuana (“one hit every other day for H/As”) New olfactory complaints of “always smelling something burning”, no A/V hallucination Sense of b ...
Can the Psycho-Emotional State be Optimized by Regular Use of
Can the Psycho-Emotional State be Optimized by Regular Use of

... impact of training. Therefore, here we explored the effect of selfguided emotion-centered imagery, trying to answer not only the question “whether”, according to the subjects, there was an effect on their state of emotional well-being, but also “how” functioning of the brain was affected by training ...
Evolutionary Connectionism and Mind/Brain Modularity - laral
Evolutionary Connectionism and Mind/Brain Modularity - laral

... Computational cognitive science tends to be strongly modularistic. The computational mind is made up of distinct modules which specialize in processing distinct types of information, have specialized functions, and are closed to interference from other types of information and functions (Chomsky, 19 ...
Evolution of the Size and Functional Areas of the Human Brain
Evolution of the Size and Functional Areas of the Human Brain

... ∼5. Regardless of the slope estimate used, however, humans consistently have the highest values among mammals. Figure 1 shows brain/body-size relationships for a sample of 52 primate species and illustrates different scaling estimates for separate primate subtaxa. Primates as a group tend to have la ...
Evolutionary Connectionism and Mind/Brain Modularity - laral
Evolutionary Connectionism and Mind/Brain Modularity - laral

... Computational cognitive science tends to be strongly modularistic. The computational mind is made up of distinct modules which specialize in processing distinct types of information, have specialized functions, and are closed to interference from other types of information and functions (Chomsky, 19 ...
Applauding with Closed Hands: Neural Signature of Action
Applauding with Closed Hands: Neural Signature of Action

... reports based on ERP [19] and Magnetoencephalographic (MEG) studies [20] have confirmed that action words denoting motor programs of different effectors activate specific motor processes in the brain, and this activation occurs early after stimulus presentation. Nevertheless, some criticisms have be ...
Relationship Between Serum BDNF Levels and Cognitive Functions
Relationship Between Serum BDNF Levels and Cognitive Functions

... BDNF levels and attention and memory performances for patients with depression. It was determined that elevated morning baseline cortisol levels affected attention negatively. There was no correlation between serum BDNF levels and morning cortisol levels. ...
Anorexia nervosa during adolescence and young adulthood
Anorexia nervosa during adolescence and young adulthood

... patients and 677 controls. Three subtypes of AN (any subtype, no binge eating behavior, restricting AN) were defined to perform separate association analyses. Helder and Collier (2011) used genetic linkage studies to implicate chromosome 1 (1p33-36; 1q41) in AN. In 2002, in a study of restrictive A ...
Causal epigenome-wide association study identifies CpG sites that
Causal epigenome-wide association study identifies CpG sites that

... The extent to which genetic influences on complex traits and disease are mediated by changes in DNA methylation levels has not been systematically explored. We developed an analytical framework that integrates genetic fine mapping and Mendelian randomization with epigenome-wide association studies t ...
A Cognitive Computation Fallacy?
A Cognitive Computation Fallacy?

... ... and hence that computationalism—the idea that the essence of thinking lies in computational processes and that such processes thereby underlie and explain conscious thinking—is false [38]. In the CRA Searle emphasises the distinction between syntax and semantics to argue that while computers can ...
Neurotransmitters: Their Role Within the Body
Neurotransmitters: Their Role Within the Body

... because although they have all been shown experimentally to be released by presynaptic terminals in an activity-dependent way, they are not packaged into vesicles. Not all neurotransmitters are equally important. By far the most prevalent transmitter is glutamate, which is used at well over 90% of t ...
Unit 13 Notes File
Unit 13 Notes File

... • Behavior modification • Token economy – an operant conditioning procedure in which people earn a token of some sort for exhibiting a desired behavior and can later exchange the tokens for various privileges or treats. ...
Omega–6/Omega–3 Ratio and Brain-Related Functions - Direct-MS
Omega–6/Omega–3 Ratio and Brain-Related Functions - Direct-MS

... Many studies have demonstrated that various PUFA mediate, or are associated with, several aspects of brain activity, ranging from the role of EFA in neuronal structure and functions, long-term potentiation (LTP), specific brain activation, prostaglandin activity, to neurological and mental disorders ...
Alcoholism - Boston University Medical Campus
Alcoholism - Boston University Medical Campus

... The study included 15 alcoholic men (33- to 76-year old) who had been abstinent for at least 4 weeks before testing and scanning (abstinence mean ± SD: 5.7 ± 10.0 years; median: 0.25 years; range: 0.1 to 28 years; 11 ⁄ 15 subjects were sober 15 months or less), and 15 healthy nonalcoholic control su ...
Dynamic functional reorganization of the motor execution network
Dynamic functional reorganization of the motor execution network

... of nodes, describes important properties of complex systems by quantifying topologies of network representations (Boccaletti et al., 2006). Nodes in large-scale brain networks usually represent anatomically-defined brain regions, while links represent functional or effective connectivity. Functional ...
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Impact of health on intelligence

Health can affect intelligence in various ways. Conversely, intelligence can affect health. Health effects on intelligence have been described as being among the most important factors in the origins of human group differences in IQ test scores and other measures of cognitive ability. Several factors can lead to significant cognitive impairment, particularly if they occur during pregnancy and childhood when the brain is growing and the blood–brain barrier of the child is less effective. Such impairment may sometimes be permanent, sometimes be partially or wholly compensated for by later growth. Developed nations have implemented several health policies regarding nutrients and toxins known to influence cognitive function. These include laws requiring fortification of certain food products and laws establishing safe levels of pollutants (e.g. lead, mercury, and organochlorides). Comprehensive policy recommendations targeting reduction of cognitive impairment in children have been proposed.Improvements in nutrition (often involving specific micronutrients) due to in public policy changes have been implicated in IQ increases in many nations (as part of the overall Flynn effect), such as efforts fighting iodine deficiency in the U.S.
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