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) ...
View PDF - CiteSeerX
... Nine of the 14 patients (Group A) had clinical signs of alcoholic cerebellar degeneration, and the remaining 5 (Group B) did not have signs of alcoholic cerebellar degeneration. PET studies of Group A revealed significantly decreased local cerebral metabolic rates for glucose in the superior cerebel ...
... Nine of the 14 patients (Group A) had clinical signs of alcoholic cerebellar degeneration, and the remaining 5 (Group B) did not have signs of alcoholic cerebellar degeneration. PET studies of Group A revealed significantly decreased local cerebral metabolic rates for glucose in the superior cerebel ...
Mirror Proposal 8-01 - USC - University of Southern California
... Visual Feedback for Grasping: A Possible Precursor of the Mirror Property: We offer a new hypothesis for the generalization from the visual description of action made by the acting individual to that made by other individuals. We propose to demonstrate how neurons which develop to provide feedback f ...
... Visual Feedback for Grasping: A Possible Precursor of the Mirror Property: We offer a new hypothesis for the generalization from the visual description of action made by the acting individual to that made by other individuals. We propose to demonstrate how neurons which develop to provide feedback f ...
Functional circuitry underlying visual neglect
... phenomena inform us that sufficient neural circuitry exists both for detection of stimuli in the neglected hemifield and for producing orienting responses to the stimuli, but that the circuits are prevented from acting. As a consequence, a potential cure may be effected if the secondary circuits wer ...
... phenomena inform us that sufficient neural circuitry exists both for detection of stimuli in the neglected hemifield and for producing orienting responses to the stimuli, but that the circuits are prevented from acting. As a consequence, a potential cure may be effected if the secondary circuits wer ...
Horizontal Interactions in Cat Striate Cortex: 1. Anatomical Substrate
... After 2 or 3 days of survival animals that received only WGA-HRP injections and whose visual cortex was to be prepared for tangential sectioning (see Table l), were anaesthetized with ketamine hydrochloride and xylazine hydrochloride, and killed with an overdose injection of pentobarbitone sodium (N ...
... After 2 or 3 days of survival animals that received only WGA-HRP injections and whose visual cortex was to be prepared for tangential sectioning (see Table l), were anaesthetized with ketamine hydrochloride and xylazine hydrochloride, and killed with an overdose injection of pentobarbitone sodium (N ...
18 Coordination in Behavior and Cognition
... coordination” is to think of it as a cover term for at least three fundamental neurocomputational functions: multiplicative gain modulation, dynamic grouping or “binding,” and dynamic routing (cf. Phillips et al., this volume). All three functions can be viewed as involving interactions that affect ...
... coordination” is to think of it as a cover term for at least three fundamental neurocomputational functions: multiplicative gain modulation, dynamic grouping or “binding,” and dynamic routing (cf. Phillips et al., this volume). All three functions can be viewed as involving interactions that affect ...
Mirror Neurons in a New World Monkey, Common Marmoset
... primate evolution. In this study, we investigate whether mirror neurons exist in the frontal cortex of common marmosets (Callithrix jacchus). Marmosets are highly social animals (Ferrari, 1992; Rothe et al., 1993) and show unique social learning (Voelkl and Huber, 2000, 2007). Because the cortex of ...
... primate evolution. In this study, we investigate whether mirror neurons exist in the frontal cortex of common marmosets (Callithrix jacchus). Marmosets are highly social animals (Ferrari, 1992; Rothe et al., 1993) and show unique social learning (Voelkl and Huber, 2000, 2007). Because the cortex of ...
Decision Making in Recurrent Neuronal Circuits
... have been developed and applied to various experimental paradigms, including perceptual tasks that involve both decision making and working memory, action selection and preparation, learning flexible sensorimotor associations, and reward-based economic choice behaviors such as foraging or interactiv ...
... have been developed and applied to various experimental paradigms, including perceptual tasks that involve both decision making and working memory, action selection and preparation, learning flexible sensorimotor associations, and reward-based economic choice behaviors such as foraging or interactiv ...
Inferior Parietal Lobule Function in Spatial Perception and
... or in somatosensation (such as loss of tactile sensitivity); they produce deficits in more complex cortical functions including spatial perception and visuomotor integration. Recordings from neurons in this area demonstrate more complex response properties than those found in lower-order sensory are ...
... or in somatosensation (such as loss of tactile sensitivity); they produce deficits in more complex cortical functions including spatial perception and visuomotor integration. Recordings from neurons in this area demonstrate more complex response properties than those found in lower-order sensory are ...
Towards the utilization of EEG as a brain imaging tool
... compatibility of the EEG with other brain imaging techniques, EEG is increasingly used in the neuroimaging community. However, the full capability of EEG is highly underestimated. Many combined EEG-fMRI studies use the EEG only as a spike-counter or an oscilloscope. Many cognitive and clinical EEG s ...
... compatibility of the EEG with other brain imaging techniques, EEG is increasingly used in the neuroimaging community. However, the full capability of EEG is highly underestimated. Many combined EEG-fMRI studies use the EEG only as a spike-counter or an oscilloscope. Many cognitive and clinical EEG s ...
07-pons + midbrain2009-03-24 08:441.9 MB
... (B)2 Cerebral peduncles : the larger ventral part in front of aqueduct. It consists of 3 parts : 1-Crus cerebri (Basis pedunculi) : the most anterior part which consists entirely of pyramidal ...
... (B)2 Cerebral peduncles : the larger ventral part in front of aqueduct. It consists of 3 parts : 1-Crus cerebri (Basis pedunculi) : the most anterior part which consists entirely of pyramidal ...
Autism and the development of face processing
... study found similar responses in the STS of adults and children (ages 7–10) during processing of averted gaze [45], consistent proficient gaze processing in children. However, a MEG study found gaze modulation of an early magnetic field activity (Plm, around 140 ms) in children ages 8–12, but not adul ...
... study found similar responses in the STS of adults and children (ages 7–10) during processing of averted gaze [45], consistent proficient gaze processing in children. However, a MEG study found gaze modulation of an early magnetic field activity (Plm, around 140 ms) in children ages 8–12, but not adul ...
Intracellular and computational evidence for a
... of spontaneous activity in the system. Such conductance measurements should be corroborated with an analysis of the level of spontaneous activity to verify what component of the conductance variations are really due to the input. Second, the finding that most spikes in awake cat association cortex ...
... of spontaneous activity in the system. Such conductance measurements should be corroborated with an analysis of the level of spontaneous activity to verify what component of the conductance variations are really due to the input. Second, the finding that most spikes in awake cat association cortex ...
CEREBRAL ACTIVATION DURING THERMAL
... The nociceptive conduction process involves two main pathways: the lateral and the medial pain system. The lateral pain system, also called the neospinothalamic tract mainly relays information to the ventral posterior lateral nucleus, ventral posterior medial nucleus and ventral posterior inferior n ...
... The nociceptive conduction process involves two main pathways: the lateral and the medial pain system. The lateral pain system, also called the neospinothalamic tract mainly relays information to the ventral posterior lateral nucleus, ventral posterior medial nucleus and ventral posterior inferior n ...
Models and Measurements of Functional Maps in V1
... filters, each selective for a small range of orientations, spatial frequencies, and temporal frequencies (Adelson and Bergen 1985; Baker and Issa 2005; Mante and Carandini 2005; Nielsen et al. 1985; Reichardt 1961; van Santen and Sperling 1985). They were named “energy models” because their output i ...
... filters, each selective for a small range of orientations, spatial frequencies, and temporal frequencies (Adelson and Bergen 1985; Baker and Issa 2005; Mante and Carandini 2005; Nielsen et al. 1985; Reichardt 1961; van Santen and Sperling 1985). They were named “energy models” because their output i ...
Hippocampal contributions to language
... in the past five years and I wouldn’t be any where near the person/scientist/teacher that I am today without her. I would also like to thank the members of my thesis committee, Daniel Tranel, Neal Cohen, Steven Anderson, Michelle Voss and Kristine Williams for their helpful contributions to shaping ...
... in the past five years and I wouldn’t be any where near the person/scientist/teacher that I am today without her. I would also like to thank the members of my thesis committee, Daniel Tranel, Neal Cohen, Steven Anderson, Michelle Voss and Kristine Williams for their helpful contributions to shaping ...
Visual and oculomotor selection: links, causes and
... the above observations, are the results of experiments in which transcranial magnetic stimulation has been used to disrupt activity within the FEF, and consequently, to alter the performance of human subjects on covert attention tasks [18–20]. Thus far, these studies have added to the evidence of a ...
... the above observations, are the results of experiments in which transcranial magnetic stimulation has been used to disrupt activity within the FEF, and consequently, to alter the performance of human subjects on covert attention tasks [18–20]. Thus far, these studies have added to the evidence of a ...
Cerebral blood flow and gray matter volume covariance patterns of
... structural correlates of cognition across that lifespan demonstrated that the direction of these changes is in dispute [Kaup et al., 2011]. Most studies demonstrated positive relationships between GMV and cognitive performance: larger brain volume associated with better cognitive performance. Howeve ...
... structural correlates of cognition across that lifespan demonstrated that the direction of these changes is in dispute [Kaup et al., 2011]. Most studies demonstrated positive relationships between GMV and cognitive performance: larger brain volume associated with better cognitive performance. Howeve ...
5655.full - Journal of Neuroscience
... Emotions can be aroused by various kinds of stimulus modalities. Recent neuroimaging studies indicate that several brain regions represent emotions at an abstract level, i.e., independently from the sensory cues from which they are perceived (e.g., face, body, or voice stimuli). If emotions are inde ...
... Emotions can be aroused by various kinds of stimulus modalities. Recent neuroimaging studies indicate that several brain regions represent emotions at an abstract level, i.e., independently from the sensory cues from which they are perceived (e.g., face, body, or voice stimuli). If emotions are inde ...
Superior Colliculus and Visual Spatial Attention
... the SC in cats can lead to an unexpected recovery from deficits in spatial orienting caused by damage to other parts of the attention network. After the occipital or parietal cortex is lesioned on one side of the brain, cats exhibit visual neglect—the tendency to ignore visual objects presented in th ...
... the SC in cats can lead to an unexpected recovery from deficits in spatial orienting caused by damage to other parts of the attention network. After the occipital or parietal cortex is lesioned on one side of the brain, cats exhibit visual neglect—the tendency to ignore visual objects presented in th ...
Integrative actions of the reticular formation The reticular activating
... and Bowden (1949) that basal diencephalic injury produced more profound EEG sleep changes than did the cerveau isol~ preparation, in which optic and olfactory pathways could still provide afferents to the R.F •• Forbes (1949) found it difficult to assume that barbiturate anesthesia, which synchroniz ...
... and Bowden (1949) that basal diencephalic injury produced more profound EEG sleep changes than did the cerveau isol~ preparation, in which optic and olfactory pathways could still provide afferents to the R.F •• Forbes (1949) found it difficult to assume that barbiturate anesthesia, which synchroniz ...
Microcircuits in visual cortex Kevan AC Martin
... In the feedfoward model of orientation selectivity, a row of LGN neurons converges on a single cortical neuron to create a cortical receptive field that is longer than it is wide (Figure 1a). This anisotropy in the LGN connections to layer 4 neurons is the means by which orientation selectivity is g ...
... In the feedfoward model of orientation selectivity, a row of LGN neurons converges on a single cortical neuron to create a cortical receptive field that is longer than it is wide (Figure 1a). This anisotropy in the LGN connections to layer 4 neurons is the means by which orientation selectivity is g ...
ChennWalshCeCortexJu..
... What caused the expansion in the progenitor pool? Enlargement of the precursor pool in transgenic brains can result from increased mitotic rates, decreased cell death, or changes in cell fate choice (whether to differentiate or to proliferate). Rates of cell division and cell death suggested that th ...
... What caused the expansion in the progenitor pool? Enlargement of the precursor pool in transgenic brains can result from increased mitotic rates, decreased cell death, or changes in cell fate choice (whether to differentiate or to proliferate). Rates of cell division and cell death suggested that th ...
Calcium Binding Protein-Like lmmunoreactivity Labels the Terminal
... swellings, usually around unstained somata. This type of immunoreactivity is found in a restricted portion of the central nucleus of the inferior colliculus (ICC), in the anterior division of the ventral lateral lemniscal complex (VLVA), and in the superior olivary nucleus (SO), all of which have be ...
... swellings, usually around unstained somata. This type of immunoreactivity is found in a restricted portion of the central nucleus of the inferior colliculus (ICC), in the anterior division of the ventral lateral lemniscal complex (VLVA), and in the superior olivary nucleus (SO), all of which have be ...
BRAINSTEM
... Transmits taste from the anterior 2/3 of tongue via the chorda tympani nerve. Receives information from taste buds located in the fungiform and foliate papillae. Sensory and autonomic root of the facial nerve. Chorda tympani actually arises from this segment of VII. Cell bodies lie in the geniculate ...
... Transmits taste from the anterior 2/3 of tongue via the chorda tympani nerve. Receives information from taste buds located in the fungiform and foliate papillae. Sensory and autonomic root of the facial nerve. Chorda tympani actually arises from this segment of VII. Cell bodies lie in the geniculate ...