Visual Categorization and the Primate Prefrontal Cortex
... meaningful groupings or categories. This process of abstracting and storing the commonalities among like-themed individuals is fundamental to cognitive processing because it imparts knowledge. For example, knowing that a new gadget is a “camera” instantly and effortlessly provides a great deal of in ...
... meaningful groupings or categories. This process of abstracting and storing the commonalities among like-themed individuals is fundamental to cognitive processing because it imparts knowledge. For example, knowing that a new gadget is a “camera” instantly and effortlessly provides a great deal of in ...
Cerebellar Affective Syndrome Expanding Our Thinking About the
... employment/functional limitations impacted mood New onset generalized anxiety with “instant” anger but no awareness of intense emotion. GF says, “He’s very flat now.” ...
... employment/functional limitations impacted mood New onset generalized anxiety with “instant” anger but no awareness of intense emotion. GF says, “He’s very flat now.” ...
Brain stem representation of thermal and psychogenic sweating in
... were also associated with activations in this region, consistent with the view that cortical neurons in that region may ultimately drive psychogenic sweating, perhaps as part of a more general autonomic activation (7). A separate functional magnetic resonance imaging (fMRI) study by the same group s ...
... were also associated with activations in this region, consistent with the view that cortical neurons in that region may ultimately drive psychogenic sweating, perhaps as part of a more general autonomic activation (7). A separate functional magnetic resonance imaging (fMRI) study by the same group s ...
Intermediate
... Besides ocular dominance and orientation columns, several other types of columns are also present in the visual cortex. The most fundamental of these are what might be called position columns. Neurons in V1 have small receptive fields localized at specific positions in visual space. Moving verticall ...
... Besides ocular dominance and orientation columns, several other types of columns are also present in the visual cortex. The most fundamental of these are what might be called position columns. Neurons in V1 have small receptive fields localized at specific positions in visual space. Moving verticall ...
Sleep imaging and the neuro- psychological assessment of dreams
... [b]. In order for home-based dream samples to comply with scientific demand, they must follow controlled, systematic and exhaustive recording procedures [b]. On the other hand, dreams can be collected after awakenings in the laboratory under polysomnographic monitoring. This technique permits dream ...
... [b]. In order for home-based dream samples to comply with scientific demand, they must follow controlled, systematic and exhaustive recording procedures [b]. On the other hand, dreams can be collected after awakenings in the laboratory under polysomnographic monitoring. This technique permits dream ...
Orbitofrontal Cortex Encodes Willingness to Pay
... to bid $0, $1, $2, or $3 for each food item. At the end of the experiment, neural basis of the WTP computation is that, when the brain is exposed to one of those trials was randomly selected, by drawing a ball from an urn, a picture of a food item, it might calculate other variables that are correan ...
... to bid $0, $1, $2, or $3 for each food item. At the end of the experiment, neural basis of the WTP computation is that, when the brain is exposed to one of those trials was randomly selected, by drawing a ball from an urn, a picture of a food item, it might calculate other variables that are correan ...
A quantitative description of the mouse piriform cortex
... piriform cortex. Quantitative descriptions such as these are important because they make it possible to construct realistic models and provide a constraint that theories of the olfactory circuit must fulfil. We show how quantitative descriptions can be useful for modelling by using our data to refin ...
... piriform cortex. Quantitative descriptions such as these are important because they make it possible to construct realistic models and provide a constraint that theories of the olfactory circuit must fulfil. We show how quantitative descriptions can be useful for modelling by using our data to refin ...
State-Dependent TMS Reveals a Hierarchical
... different action made by the same or different effector. Neuronavigated TMS pulses were delivered at the onset of each test picture. TMS over the left and right PMv and over the left IPL induced a selective shortening of reaction times (RTs) to stimuli showing a repeated (adapted) action, regardless ...
... different action made by the same or different effector. Neuronavigated TMS pulses were delivered at the onset of each test picture. TMS over the left and right PMv and over the left IPL induced a selective shortening of reaction times (RTs) to stimuli showing a repeated (adapted) action, regardless ...
The Neuroscientist
... only using univariate methods such as t-tests and correlation analysis (Voyvodic 1999), the general linear model (GLM), and multiple regression (Voyvodic 1999; Smyser and others 2001; Bagarinao and others 2003; Weiskopf and others 2004) but also with more advanced multivariate methods such as indepe ...
... only using univariate methods such as t-tests and correlation analysis (Voyvodic 1999), the general linear model (GLM), and multiple regression (Voyvodic 1999; Smyser and others 2001; Bagarinao and others 2003; Weiskopf and others 2004) but also with more advanced multivariate methods such as indepe ...
View PDF - Center for Complex Systems and Brain Sciences
... In a recent comparison of IL and PL projections in the rat, we showed that, with a few exceptions, PL and IL distribute differently throughout the brain (Vertes, 2004). These differential patterns of projections are summarized in Fig. 1. As illustrated (Fig. 1), IL distributes significantly to: (1) ...
... In a recent comparison of IL and PL projections in the rat, we showed that, with a few exceptions, PL and IL distribute differently throughout the brain (Vertes, 2004). These differential patterns of projections are summarized in Fig. 1. As illustrated (Fig. 1), IL distributes significantly to: (1) ...
BRAIN Response inhibition and serotonin in autism: depletion
... (WHO, 1992). There is substantial indirect evidence that these symptoms are underpinned by deficits in executive function and in particular inhibitory control (Hill, 2004). The neuroanatomical systems proposed to be involved in the RSRB typically found in ASD include the inferior frontal and cingula ...
... (WHO, 1992). There is substantial indirect evidence that these symptoms are underpinned by deficits in executive function and in particular inhibitory control (Hill, 2004). The neuroanatomical systems proposed to be involved in the RSRB typically found in ASD include the inferior frontal and cingula ...
A Stress-Induced Shift From Trace to Delay Conditioning Depends
... dominance of cognitively less demanding amygdala-based learning, which might be particularly prominent in individuals with high MR sensitivity. Keywords: Amygdala, Fear, Hippocampus, Memory systems, Mineralocorticoid receptor, Stress http://dx.doi.org/10.1016/j.biopsych.2015.02.014 ...
... dominance of cognitively less demanding amygdala-based learning, which might be particularly prominent in individuals with high MR sensitivity. Keywords: Amygdala, Fear, Hippocampus, Memory systems, Mineralocorticoid receptor, Stress http://dx.doi.org/10.1016/j.biopsych.2015.02.014 ...
Lateral prefrontal cortex: architectonic and functional organization
... computations occurring in a given area for the complex neuronal network within which it is embedded can be explored, in monkeys, by observing the consequences on cognitive/behavioural function of removal or disconnection of the particular area or manipulations of its neurotransmitter activity. There ...
... computations occurring in a given area for the complex neuronal network within which it is embedded can be explored, in monkeys, by observing the consequences on cognitive/behavioural function of removal or disconnection of the particular area or manipulations of its neurotransmitter activity. There ...
Insula function in anorexia nervosa
... radioligands to the dopaminergic and serotonergic components and comparing this with other groups, one could see changes in receptor binding2. The most intensively studied receptor is the serotonin 2A receptor family (5-HT2A)2, 3. Patients with AN seem to have reduced receptor binding of 5-HT2A bil ...
... radioligands to the dopaminergic and serotonergic components and comparing this with other groups, one could see changes in receptor binding2. The most intensively studied receptor is the serotonin 2A receptor family (5-HT2A)2, 3. Patients with AN seem to have reduced receptor binding of 5-HT2A bil ...
Neurotransmission in the rat amygdala related to fear and anxiety
... acquisition, consolidation and retention or expression of conditioned fear. E lectroPhysiological data are beginning to detail the transmitters and inter-amygdala connections that transmit information to, within, and out of the amygdala. In general, treatments that increase the excitability of amygd ...
... acquisition, consolidation and retention or expression of conditioned fear. E lectroPhysiological data are beginning to detail the transmitters and inter-amygdala connections that transmit information to, within, and out of the amygdala. In general, treatments that increase the excitability of amygd ...
memory systems in the brain
... A major reason for investigating the actual brain mechanisms that underlie behavior is not only to understand how our own brains work, but also to have the basis for understanding and treating medical disorders of the brain. Because of the intended relevance to humans, emphasis is placed here on res ...
... A major reason for investigating the actual brain mechanisms that underlie behavior is not only to understand how our own brains work, but also to have the basis for understanding and treating medical disorders of the brain. Because of the intended relevance to humans, emphasis is placed here on res ...
A direct quantitative relationship between the functional properties of
... in direction discrimination tasks6, and individual V5 neurons show monotonically increasing responses to stimulus coherence7. Taken together, these findings suggest that directional signals in macaque V5 contribute directly to the perception of motion. Human motion perception has recently been studi ...
... in direction discrimination tasks6, and individual V5 neurons show monotonically increasing responses to stimulus coherence7. Taken together, these findings suggest that directional signals in macaque V5 contribute directly to the perception of motion. Human motion perception has recently been studi ...
The functional organization of the intraparietal sulcus in humans and
... Kanwisher, 2001). These data are supported by studies of patients presenting with lesions of the parietal cortex and neuropsychological deficits such as visuospatial neglect, different forms of apraxia and other visuomotor coordination problems (for reviews see, for example, Marshall & Fink, 2001, 2 ...
... Kanwisher, 2001). These data are supported by studies of patients presenting with lesions of the parietal cortex and neuropsychological deficits such as visuospatial neglect, different forms of apraxia and other visuomotor coordination problems (for reviews see, for example, Marshall & Fink, 2001, 2 ...
Neural Substrates Related to Motor Memory with Multiple
... temporoparietal junction; TMS, transcranial magnetic stimulation; TR, repetition time. ...
... temporoparietal junction; TMS, transcranial magnetic stimulation; TR, repetition time. ...
An Animal Model of Early-treated PKU
... dl; > 1200 PmolAiter), it rarely succeeds in bringing them down to normal (2 mg/dl). For this reason, even children treated early for PKU and maintained on diet have moderately elevated plasma levels of Phe (4-l 0 mg/dl). Children with mild hyperphenylalaninemia have comparable elevations in plasma ...
... dl; > 1200 PmolAiter), it rarely succeeds in bringing them down to normal (2 mg/dl). For this reason, even children treated early for PKU and maintained on diet have moderately elevated plasma levels of Phe (4-l 0 mg/dl). Children with mild hyperphenylalaninemia have comparable elevations in plasma ...
Amygdala oscillations and the consolidation of
... of memory storage in the but in other structures that represent the storage site of particular forms of memories [e]. The modulation of memory by the BL amygdala can also be seen in humans. For instance, emotionally arousing stories are normally better recalled than neutral ones, but this effect is ...
... of memory storage in the but in other structures that represent the storage site of particular forms of memories [e]. The modulation of memory by the BL amygdala can also be seen in humans. For instance, emotionally arousing stories are normally better recalled than neutral ones, but this effect is ...
Neural correlates of social exclusion during adolescence
... when trying to understand adolescents’ responses to rejection. Moreover, assessing some of the neural processes underlying the relationship between interpersonal competence and responses to rejection may clarify some of the specific mechanisms (e.g. sensitivity to rejection and regulatory/coping abi ...
... when trying to understand adolescents’ responses to rejection. Moreover, assessing some of the neural processes underlying the relationship between interpersonal competence and responses to rejection may clarify some of the specific mechanisms (e.g. sensitivity to rejection and regulatory/coping abi ...
The cerebrocerebellar system: anatomic substrates of the cerebellar
... The contribution of the cerebellum to the modulation of cognition and emotion is facilitated by the connections between the cerebellum and brain structures known to be associated with a wide array of non-motor behaviors. The cerebellum has interconnections with brainstem and thalamic reticular syste ...
... The contribution of the cerebellum to the modulation of cognition and emotion is facilitated by the connections between the cerebellum and brain structures known to be associated with a wide array of non-motor behaviors. The cerebellum has interconnections with brainstem and thalamic reticular syste ...
Neural predictors of evaluative attitudes toward
... task, and subsequently (outside the scanner) performed an incentive-compatible choice task that revealed their attitude toward each celebrity. We used a real-world election scheme that exists for this idol group, which confirmed both strongly negative and strongly positive attitudes toward specific ...
... task, and subsequently (outside the scanner) performed an incentive-compatible choice task that revealed their attitude toward each celebrity. We used a real-world election scheme that exists for this idol group, which confirmed both strongly negative and strongly positive attitudes toward specific ...
31 - UCL
... These maps (and data from other species) suggest that the parcellation of most of the cortex has not changed radically during the evolution of the primate order. Notably, there does not seem to be any significant increase in regions where modalities overlap; rather, modality-specific areas have inc ...
... These maps (and data from other species) suggest that the parcellation of most of the cortex has not changed radically during the evolution of the primate order. Notably, there does not seem to be any significant increase in regions where modalities overlap; rather, modality-specific areas have inc ...