Visuospatial processing and the right
... The architecture of the visual system is such that at early levels of processing the representation of visual space in each hemisphere is unique. That is, each hemisphere represents the contralateral visual hemifield. At higher levels of the processing hierarchy, however, the representation of the vi ...
... The architecture of the visual system is such that at early levels of processing the representation of visual space in each hemisphere is unique. That is, each hemisphere represents the contralateral visual hemifield. At higher levels of the processing hierarchy, however, the representation of the vi ...
JessieMalcolm - University of Colorado Boulder
... if there was an association between early life physical activity and cognition. The limitation to a study like this is that the physical activity recall was 40-60 years later and over a 10 year time span. It is probable that the subjects could have misclassified their physical activity in their earl ...
... if there was an association between early life physical activity and cognition. The limitation to a study like this is that the physical activity recall was 40-60 years later and over a 10 year time span. It is probable that the subjects could have misclassified their physical activity in their earl ...
The cognitive neuroscience of sustained attention
... The recent overview by Cabeza and Nyberg [8] illustrates the sobering degree to which such imaging data remain isolated if they are not embedded in a theory describing the neuronal mediation of the cognitive performance of interest. As we have argued earlier [85], the development of such a theory re ...
... The recent overview by Cabeza and Nyberg [8] illustrates the sobering degree to which such imaging data remain isolated if they are not embedded in a theory describing the neuronal mediation of the cognitive performance of interest. As we have argued earlier [85], the development of such a theory re ...
III
... and tract, from the retina to the pretectal region of the midbrain. The efferent pathway is in the oculomotor nerve: parasympathetic fibers from the accessory oculomotor nucleus (E-W nucleus), synapsing in the ciliary ganglion, and supplying the sphincter pupillae. Because of contralateral connectio ...
... and tract, from the retina to the pretectal region of the midbrain. The efferent pathway is in the oculomotor nerve: parasympathetic fibers from the accessory oculomotor nucleus (E-W nucleus), synapsing in the ciliary ganglion, and supplying the sphincter pupillae. Because of contralateral connectio ...
Pursuing commitments
... changes in mental states more mysterious than movement. In Moore and Fallah’s study6 (Fig. 1), monkeys were trained to detect a subtle change in one visual target among distracters. The task is easier if attention can be drawn to the appropriate part of the visual field. Normally this is accomplishe ...
... changes in mental states more mysterious than movement. In Moore and Fallah’s study6 (Fig. 1), monkeys were trained to detect a subtle change in one visual target among distracters. The task is easier if attention can be drawn to the appropriate part of the visual field. Normally this is accomplishe ...
lecture9
... object on the right he would reach with his left hand. He could accomplish normal tasks like eating and dressing himself. His body image became almost normal and when he moved his eyes and head the world did not move around so much. He began to feel as though his left hand was on the right, and his ...
... object on the right he would reach with his left hand. He could accomplish normal tasks like eating and dressing himself. His body image became almost normal and when he moved his eyes and head the world did not move around so much. He began to feel as though his left hand was on the right, and his ...
text - Systems Neuroscience Course, MEDS 371, Univ. Conn. Health
... often considered a gateway to cerebral cortex. All pathways coming from lower parts of the CNS before reaching cerebral cortex stop in the thalamus. Thalamus is an integration center- it receives reciprocal connections from the cortex, cerebellum and basal ganglia. It contains several groups of nucl ...
... often considered a gateway to cerebral cortex. All pathways coming from lower parts of the CNS before reaching cerebral cortex stop in the thalamus. Thalamus is an integration center- it receives reciprocal connections from the cortex, cerebellum and basal ganglia. It contains several groups of nucl ...
Parallel processing of object value memory for voluntary and
... may selectively guide the flexible and stable learning/memory in the caudate regions. Studies focusing on manual handling of objects also suggest that rostrocaudally separated circuits in the basal ganglia control the action differently. These results suggest that the basal ganglia contain parallel ...
... may selectively guide the flexible and stable learning/memory in the caudate regions. Studies focusing on manual handling of objects also suggest that rostrocaudally separated circuits in the basal ganglia control the action differently. These results suggest that the basal ganglia contain parallel ...
1. Main hypotheses, concepts and theories in the study of
... involving microvasculopathy with impaired NO release, ...
... involving microvasculopathy with impaired NO release, ...
Serre-Poggio_ACM_R2_finalSubmission
... and honed by natural evolution. The past fifty years of experimental work in visual neuroscience has generated a large and rapidly increasing amount of data. Today’s quantitative models bridge several levels of understanding from biophysics to physiology and behavior. Some of these models already co ...
... and honed by natural evolution. The past fifty years of experimental work in visual neuroscience has generated a large and rapidly increasing amount of data. Today’s quantitative models bridge several levels of understanding from biophysics to physiology and behavior. Some of these models already co ...
P312 Ch05_PerceivingObjectsII
... 1) There is some evidence of the existence of neurons that respond to specific volumetric shapes and respond about the same regardless of the perspective or changes in properties that would usually accompany rotation. (Kayaert, Biederman, & Vogels, 2003). These neurons could be the geon detectors. 2 ...
... 1) There is some evidence of the existence of neurons that respond to specific volumetric shapes and respond about the same regardless of the perspective or changes in properties that would usually accompany rotation. (Kayaert, Biederman, & Vogels, 2003). These neurons could be the geon detectors. 2 ...
perceptionlecture5
... Is a set of Reichardt detectors is sensitive to motion in one direction and only in a particular speed? It seems like an inefficient design since a great number of neurons will be required to encode motion in all possible directions and speed, unless each of them can actually encode for a small ran ...
... Is a set of Reichardt detectors is sensitive to motion in one direction and only in a particular speed? It seems like an inefficient design since a great number of neurons will be required to encode motion in all possible directions and speed, unless each of them can actually encode for a small ran ...
The Problem of Consciousness by Francis Crick and
... V I S U A L T H E O R I S T S A G R E E that the problem of visual consciousness is ill posed. The mathematical term “ill posed” means that additional constraints are needed to solve the problem. Although the main function of the visual system is to perceive objects and events in the world around us ...
... V I S U A L T H E O R I S T S A G R E E that the problem of visual consciousness is ill posed. The mathematical term “ill posed” means that additional constraints are needed to solve the problem. Although the main function of the visual system is to perceive objects and events in the world around us ...
Paying attention to correlated neural activity
... are made up of odorant mixtures that evoke complex patterns of neural activity, and it is rare for an odor to have the exact same components in the exact same proportions. Encoding these odorant mixtures therefore requires both the identification of individual odorants (pattern separation) and perce ...
... are made up of odorant mixtures that evoke complex patterns of neural activity, and it is rare for an odor to have the exact same components in the exact same proportions. Encoding these odorant mixtures therefore requires both the identification of individual odorants (pattern separation) and perce ...
WHY HAVE MULTIPLE CORTICAL AREAS?
... really needs to be read in conjunction with the next line of the table-the total number of cells. You will see that each neurone makes connections with only one ten millionth of all the cells in the brain. What this means is that access of information between one part of the brain and another is not ...
... really needs to be read in conjunction with the next line of the table-the total number of cells. You will see that each neurone makes connections with only one ten millionth of all the cells in the brain. What this means is that access of information between one part of the brain and another is not ...
PSYC550 Sense or Senseless
... Analysis of Visual Information: Role of the Visual Association Cortex ...
... Analysis of Visual Information: Role of the Visual Association Cortex ...
VISION John Gabrieli Melissa Troyer 9.00
... evoked by the world, much as the piano melody is evoked by the pianist. • A piano can only emit its own notes – it can’t sound like a clarinet. Similarly perceptions are evoked by the world, but they generate experiences limited by the neural structures of our brain. • Our percepts are evoked by nat ...
... evoked by the world, much as the piano melody is evoked by the pianist. • A piano can only emit its own notes – it can’t sound like a clarinet. Similarly perceptions are evoked by the world, but they generate experiences limited by the neural structures of our brain. • Our percepts are evoked by nat ...
Preattentive Filling-in of Visual Surfaces in Parietal Extinction
... normal humans (10). If so, and if parietal extinction is indeed a deficit of attentive vision only, then this visual completion should still arise in parietal extinction patients. The present study tests this neuropsychological prediction. In contrast to previous studies of “implicit” processing of ...
... normal humans (10). If so, and if parietal extinction is indeed a deficit of attentive vision only, then this visual completion should still arise in parietal extinction patients. The present study tests this neuropsychological prediction. In contrast to previous studies of “implicit” processing of ...
type Senile Dementia
... Mn-SOD was visualized in both normal and ATD subjects as granular or rodshape immuno-precipitates (Fig. 1A), possibly corresponding to mitochondria as shown in the rat brain (6). Cells with very strong Mn-SOD immunoreactivity were frequently found in the peripheral portion of senile plaques in the c ...
... Mn-SOD was visualized in both normal and ATD subjects as granular or rodshape immuno-precipitates (Fig. 1A), possibly corresponding to mitochondria as shown in the rat brain (6). Cells with very strong Mn-SOD immunoreactivity were frequently found in the peripheral portion of senile plaques in the c ...
The Visual System: From Eye to Cortex - U
... vertebrates, most mammals have two eyes on the front of their heads, rather than one on each side; this cuts down the field of view, but it insures that most of what is seen is seen through both eyes ...
... vertebrates, most mammals have two eyes on the front of their heads, rather than one on each side; this cuts down the field of view, but it insures that most of what is seen is seen through both eyes ...
Alzheimer`s Disease and it`s Treatment
... of the brain that is characterized by impairment of memory and eventually by disturbances in reasoning, planning, language, and perception. Many scientists believe that Alzheimer's disease results from an increase in the production or accumulation of a specific protein (beta-amyloid protein) in th ...
... of the brain that is characterized by impairment of memory and eventually by disturbances in reasoning, planning, language, and perception. Many scientists believe that Alzheimer's disease results from an increase in the production or accumulation of a specific protein (beta-amyloid protein) in th ...
What is meant by the term `dementia`?
... Please read the following as it will help you to answer question 3. If a person starts to display signs of cognitive impairment, it should not automatically be assumed that the person has dementia. This is because there are other conditions that have similar symptoms to those of dementia. It is ther ...
... Please read the following as it will help you to answer question 3. If a person starts to display signs of cognitive impairment, it should not automatically be assumed that the person has dementia. This is because there are other conditions that have similar symptoms to those of dementia. It is ther ...