![[Frontiers in Bioscience 8, s438-451, May 1, 2003] 438 AROUSAL](http://s1.studyres.com/store/data/005320946_1-6eb469e446a066f466aecf70147008ff-300x300.png)
[Frontiers in Bioscience 8, s438-451, May 1, 2003] 438 AROUSAL
... reticular formation (19). They thus have the capacity to receive input from reticular neurons and also the noradrenergic locus coeruleus neurons, which utilize the same pathway (see below). The cholinergic neurons give rise to ascending projections that parallel those of the reticular formation, ext ...
... reticular formation (19). They thus have the capacity to receive input from reticular neurons and also the noradrenergic locus coeruleus neurons, which utilize the same pathway (see below). The cholinergic neurons give rise to ascending projections that parallel those of the reticular formation, ext ...
Control of breathing by interacting pontine and
... Shevtsova, and Rybak and ported to the high-performance computer cluster systems running OpenMPI by Dr. Molkov. This simulation environment has been specifically developed and used for multiscale modeling and computational analysis of crosslevel integration of: (a) the intrinsic biophysical properti ...
... Shevtsova, and Rybak and ported to the high-performance computer cluster systems running OpenMPI by Dr. Molkov. This simulation environment has been specifically developed and used for multiscale modeling and computational analysis of crosslevel integration of: (a) the intrinsic biophysical properti ...
Mechanisms for generating and compensating for the
... gaze position, microsaccades can be understood by relating them to the larger voluntary saccades, which abruptly shift gaze position. Starting from this approach to microsaccade analysis, I show how it can lead to significant insight about the generation and functional role of these eye movements. L ...
... gaze position, microsaccades can be understood by relating them to the larger voluntary saccades, which abruptly shift gaze position. Starting from this approach to microsaccade analysis, I show how it can lead to significant insight about the generation and functional role of these eye movements. L ...
Discovery of a Proneurogenic, Neuroprotective
... (IP) injection daily with the thymidine analog bromodeoxyuridine (BrdU, 50 mg/kg) to score birth and survival of proliferating hippocampal neural precursor cells. Because social interaction and voluntary exercise stimulate hippocampal neurogenesis, mice were housed individually without access to run ...
... (IP) injection daily with the thymidine analog bromodeoxyuridine (BrdU, 50 mg/kg) to score birth and survival of proliferating hippocampal neural precursor cells. Because social interaction and voluntary exercise stimulate hippocampal neurogenesis, mice were housed individually without access to run ...
The Neural Fate of Consciously Perceived and Missed Events in the
... perceived in the attentional blink are nonetheless processed up to their semantic identity. However, these studies could not determine the functional neuroanatomy of unconsciously processed events under conditions of inattention nor could they reveal how it differs from that of consciously perceived ...
... perceived in the attentional blink are nonetheless processed up to their semantic identity. However, these studies could not determine the functional neuroanatomy of unconsciously processed events under conditions of inattention nor could they reveal how it differs from that of consciously perceived ...
Relative timing: from behaviour to neurons
... Figure 1. Hypothetical psychometric function from a temporal order judgement (TOJ) experiment. Two stimuli (A and B) are presented with a range of stimulus onset asynchronies (SOA). Subject’s probability of reporting stimulus A appearing first is plotted as a function of SOA, defined as ‘stimulus A ...
... Figure 1. Hypothetical psychometric function from a temporal order judgement (TOJ) experiment. Two stimuli (A and B) are presented with a range of stimulus onset asynchronies (SOA). Subject’s probability of reporting stimulus A appearing first is plotted as a function of SOA, defined as ‘stimulus A ...
What connectionist models can learn from music
... music-- probably comes from the work of Krumhansl (1990). With the probe-tone technique, she empirically quantified the relative importance of pitches within the context of any major or minor key, by what is known as the 'tonal hierarchies'. These findings are closely related to just about any aspec ...
... music-- probably comes from the work of Krumhansl (1990). With the probe-tone technique, she empirically quantified the relative importance of pitches within the context of any major or minor key, by what is known as the 'tonal hierarchies'. These findings are closely related to just about any aspec ...
Attention
... tasks. Discuss how attention can alter the speed of visual processing, assuming attention to visual objects does not have a direct effect on visual transduction or motor coding. 7. Explain the concept of shifting attention. Discuss the effects on the brain of shifting attention from one task to ano ...
... tasks. Discuss how attention can alter the speed of visual processing, assuming attention to visual objects does not have a direct effect on visual transduction or motor coding. 7. Explain the concept of shifting attention. Discuss the effects on the brain of shifting attention from one task to ano ...
The role of spiking nonlinearity in contrast gain control
... The obtained ropt increases with saturation g (see Fig. 2e). It also increases slightly with an increase in threshold h (Fig. 2f). This might provide a mechanism and rules for a neuron to adjust its transfer function and gain tuning curve according to the statistical context of the input signals. Ho ...
... The obtained ropt increases with saturation g (see Fig. 2e). It also increases slightly with an increase in threshold h (Fig. 2f). This might provide a mechanism and rules for a neuron to adjust its transfer function and gain tuning curve according to the statistical context of the input signals. Ho ...
Document
... The midbrain and part of the hindbrain form the brainstem, which joins with the spinal cord at the base of the brain The rest of the hindbrain gives rise to the cerebellum The forebrain divides into the diencephelon, which forms endocrine tissues in the brain, and the telencephalon, which beco ...
... The midbrain and part of the hindbrain form the brainstem, which joins with the spinal cord at the base of the brain The rest of the hindbrain gives rise to the cerebellum The forebrain divides into the diencephelon, which forms endocrine tissues in the brain, and the telencephalon, which beco ...
Efficient coding and the neural representation of value
... their integration in decision making. One possibility that has been raised by a number of authors is that all decisions are implemented at the stage of action selection, when information about option value (also called goods or stimulus value) is combined with information about motor costs into acti ...
... their integration in decision making. One possibility that has been raised by a number of authors is that all decisions are implemented at the stage of action selection, when information about option value (also called goods or stimulus value) is combined with information about motor costs into acti ...
Neurophysiological investigation of the basis of the fMRI signal
... Functional magnetic resonance imaging (fMRI) is widely used to study the operational organization of the human brain, but the exact relationship between the measured fMRI signal and the underlying neural activity is unclear. Here we present simultaneous intracortical recordings of neural signals and ...
... Functional magnetic resonance imaging (fMRI) is widely used to study the operational organization of the human brain, but the exact relationship between the measured fMRI signal and the underlying neural activity is unclear. Here we present simultaneous intracortical recordings of neural signals and ...
Chapter 49 - Nervous Systems
... ! These neurons control the timing of sleep periods characterized by rapid eye movements (REMs) and by vivid dreams ! Sleep is also regulated by the biological clock and regions of the forebrain that regulate intensity and duration ...
... ! These neurons control the timing of sleep periods characterized by rapid eye movements (REMs) and by vivid dreams ! Sleep is also regulated by the biological clock and regions of the forebrain that regulate intensity and duration ...
Chapter 15 The Nervous System
... nervous system to function? You smell a delicious aroma. You walk into the kitchen and see a bag of popcorn in the microwave. You hear some kernels still popping. Then you think to yourself, “Snack time!” Which body systems enabled you to smell, walk, see, hear, and think? How did each system play a ...
... nervous system to function? You smell a delicious aroma. You walk into the kitchen and see a bag of popcorn in the microwave. You hear some kernels still popping. Then you think to yourself, “Snack time!” Which body systems enabled you to smell, walk, see, hear, and think? How did each system play a ...
Implications of Altered Brain Ganglioside Profiles in Amyotrophic
... motor cortex, frontal cortex, temporal cortex, and parahippocampal gyrus cortex, showed abmo~malganglioside profiles. Two types of abmrma1 patterns were detected. One, present in 14 'of the ALS brains, had reduced proportions of GQlb, GTlb, and GDlb, and elevated proportions of GM2 and GD3 (Fig. 1) ...
... motor cortex, frontal cortex, temporal cortex, and parahippocampal gyrus cortex, showed abmo~malganglioside profiles. Two types of abmrma1 patterns were detected. One, present in 14 'of the ALS brains, had reduced proportions of GQlb, GTlb, and GDlb, and elevated proportions of GM2 and GD3 (Fig. 1) ...
ORGANIZATION OF NEUROPIL
... The term neuropil, however, has beef, used in different ways by a number of authors, and is not a precisely defined concept (see Herrick, 1948; Dempsey and Luse, 1958; Friede, 1960). Classically it is an anatomical term referring to regions of the central nervous system composed of tangles or meshwo ...
... The term neuropil, however, has beef, used in different ways by a number of authors, and is not a precisely defined concept (see Herrick, 1948; Dempsey and Luse, 1958; Friede, 1960). Classically it is an anatomical term referring to regions of the central nervous system composed of tangles or meshwo ...
A High-Efficiency Protein Transduction System Demonstrating the
... underlying the neuronal plasticity and electrophysiology of neurons, such as long-term potentiation (LTP) and long-term depression (LTD), have been performed using acute brain slices (Bliss and Collingridge, 1993; Bourne and Nicoll, 1993; Bear and Malenka, 1994; Steven and Sullivan, 1998). Because o ...
... underlying the neuronal plasticity and electrophysiology of neurons, such as long-term potentiation (LTP) and long-term depression (LTD), have been performed using acute brain slices (Bliss and Collingridge, 1993; Bourne and Nicoll, 1993; Bear and Malenka, 1994; Steven and Sullivan, 1998). Because o ...
... Litt et al. cite philosopher Patricia Churchland, a vocal critic of Orch OR, who said: “ . . . the explanatory vacuum is catastrophic. Pixie dust in the synapses is about as explanatorily powerful as quantum coherence in the microtubules” (Churchland, 1998, p. 597). (The term “quantum coherence” is ...
Neural correlates of a decision in the dorsolateral prefrontal cortex of
... information into a categorical decision about direction and thus give insight into the neural computations behind a simple cognitive act. ...
... information into a categorical decision about direction and thus give insight into the neural computations behind a simple cognitive act. ...
Table of Contents - The Mind Project
... In addition to role-playing and being able to collect data to interpret, this virtual lab, allows students to see how the research process works, on a bigger, grander scale. Students learn that there is a cellular phenomenon that scientists do not understand. Data show that Parkinson’s patients have ...
... In addition to role-playing and being able to collect data to interpret, this virtual lab, allows students to see how the research process works, on a bigger, grander scale. Students learn that there is a cellular phenomenon that scientists do not understand. Data show that Parkinson’s patients have ...