Congruent Activity during Action and Action Observation in Motor
... consistent during both observation and movement. Furthermore, we find that the presence of a visual target is necessary to elicit this congruent neural activity during observation. These findings along with results from our analysis of the oscillatory power in the beta frequency of the local field p ...
... consistent during both observation and movement. Furthermore, we find that the presence of a visual target is necessary to elicit this congruent neural activity during observation. These findings along with results from our analysis of the oscillatory power in the beta frequency of the local field p ...
the mirror-neuron system - UCSF Center for Integrative Neuroscience
... An alternative way to test the hypothesis that mirror neurons play a role in action understanding is to assess the activity of mirror neurons in conditions in which the monkey understands the meaning of the occurring action but has no access to the visual features that activate mirror neurons. If mi ...
... An alternative way to test the hypothesis that mirror neurons play a role in action understanding is to assess the activity of mirror neurons in conditions in which the monkey understands the meaning of the occurring action but has no access to the visual features that activate mirror neurons. If mi ...
the mirror-neuron system - Psychology and Neuroscience
... An alternative way to test the hypothesis that mirror neurons play a role in action understanding is to assess the activity of mirror neurons in conditions in which the monkey understands the meaning of the occurring action but has no access to the visual features that activate mirror neurons. If mi ...
... An alternative way to test the hypothesis that mirror neurons play a role in action understanding is to assess the activity of mirror neurons in conditions in which the monkey understands the meaning of the occurring action but has no access to the visual features that activate mirror neurons. If mi ...
The Effect of Movement Rate and Complexity on
... 1996; Sadato et al., 1997; Wexler et al., 1997). Several studies have shown that activation intensity in S1 and M1 increases linearly with movement rate at finger tapping frequencies up to 5 Hz (Blinkenberg et al., 1996; Rao et al., 1996; Sadato et al., 1997; Wexler et al., 1997). The volume of acti ...
... 1996; Sadato et al., 1997; Wexler et al., 1997). Several studies have shown that activation intensity in S1 and M1 increases linearly with movement rate at finger tapping frequencies up to 5 Hz (Blinkenberg et al., 1996; Rao et al., 1996; Sadato et al., 1997; Wexler et al., 1997). The volume of acti ...
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 ...
Direction of action is represented in the ventral premotor cortex
... highly and positively correlated with its preferred direction during the execution period (Fig. 5b). One neuron in the PMv displayed a striking inverse relationship between the preferred directions of activity during the execution and instruction periods (asterisk, Fig. 5b). Taken together, these re ...
... highly and positively correlated with its preferred direction during the execution period (Fig. 5b). One neuron in the PMv displayed a striking inverse relationship between the preferred directions of activity during the execution and instruction periods (asterisk, Fig. 5b). Taken together, these re ...
Mapping Horizontal Spread of Activity in Monkey Motor
... Qiushi Academy for Advanced Studies, Zhejiang University, Hangzhou, China ...
... Qiushi Academy for Advanced Studies, Zhejiang University, Hangzhou, China ...
Vestibular Signals of Posterior Parietal Cortex Neurons during
... ABSTRACT: The posterior parietal cortex may function as an interface between sensory and motor cortices and thus could be involved in the formation of motor plans as well as abstract representations of space. We have recorded from neurons in the intraparietal sulcus, namely, the ventral and medial i ...
... ABSTRACT: The posterior parietal cortex may function as an interface between sensory and motor cortices and thus could be involved in the formation of motor plans as well as abstract representations of space. We have recorded from neurons in the intraparietal sulcus, namely, the ventral and medial i ...
6.12 Dorsal and Ventral Streams in the Sense of Touch
... a cortico-limbic circuit for object memory acquired through touch. The somatosensory dorsal stream is conveyed through the posterior parietal cortex (PPC), particularly the region bordering the intraparietal sulcus (IPS) in humans and monkeys. The dorsal stream represents the actions of the subject ...
... a cortico-limbic circuit for object memory acquired through touch. The somatosensory dorsal stream is conveyed through the posterior parietal cortex (PPC), particularly the region bordering the intraparietal sulcus (IPS) in humans and monkeys. The dorsal stream represents the actions of the subject ...
Representing Spatial Information for Limb - Research
... uniformly throughout space, and the population vector predicts well the hand trajectory (Georgopoulos et al., 1988). A vector code of movement direction implies that neural activity should be the same for the same movement performed along parallel directions but starting from different initial posit ...
... uniformly throughout space, and the population vector predicts well the hand trajectory (Georgopoulos et al., 1988). A vector code of movement direction implies that neural activity should be the same for the same movement performed along parallel directions but starting from different initial posit ...
Electrical stimulation of neural tissue to evoke behavioral responses
... This review yields numerous conclusions. (1) Both unit recording and behavioral studies find that current activates neurons (i.e., cell bodies and axons) directly according to the square of the distance between the electrode and the neuron, and that the excitability of neurons can vary between 100 a ...
... This review yields numerous conclusions. (1) Both unit recording and behavioral studies find that current activates neurons (i.e., cell bodies and axons) directly according to the square of the distance between the electrode and the neuron, and that the excitability of neurons can vary between 100 a ...
Roles of Multiple Globus Pallidus Territories of Monkeys and
... studies revealed that the anteroventral GP communicates with the medial prefrontal and orbitofrontal cortices, which are involved in motivational control; the anterodorsal GP communicates with the lateral prefrontal cortex, which is involved in cognitive control; and the posterior GP communicates wi ...
... studies revealed that the anteroventral GP communicates with the medial prefrontal and orbitofrontal cortices, which are involved in motivational control; the anterodorsal GP communicates with the lateral prefrontal cortex, which is involved in cognitive control; and the posterior GP communicates wi ...
Functional organization of inferior parietal lobule convexity in the
... grasp them, and, in the case of food, to bring it to the mouth and eat it. Hand movements were tested using objects that elicit different types of grips. The following types of grips were evoked: ‘precision grip’, ‘finger prehension’ and ‘whole hand prehension’. Precision grip requires the opposition ...
... grasp them, and, in the case of food, to bring it to the mouth and eat it. Hand movements were tested using objects that elicit different types of grips. The following types of grips were evoked: ‘precision grip’, ‘finger prehension’ and ‘whole hand prehension’. Precision grip requires the opposition ...
Activity in the Lateral Prefrontal Cortex Reflects Multiple Steps of
... In contrast, the activity of only 27 PFC neurons was related to arm movements. Among the remaining neurons that were not significantly modulated during the preparatory period, 267 neurons were active during the movement execution period. We found that 236 out of the 267 neurons were related to the c ...
... In contrast, the activity of only 27 PFC neurons was related to arm movements. Among the remaining neurons that were not significantly modulated during the preparatory period, 267 neurons were active during the movement execution period. We found that 236 out of the 267 neurons were related to the c ...
Here is a link
... correspond with the potential fluctuations of the EEG. Due to different time constants, however, the faster potential components may differ from each other as far as their time course is concerned when recordings are done either with conventional EEG amplifiers or with DC amplifiers. Thus far, techn ...
... correspond with the potential fluctuations of the EEG. Due to different time constants, however, the faster potential components may differ from each other as far as their time course is concerned when recordings are done either with conventional EEG amplifiers or with DC amplifiers. Thus far, techn ...
Basal Ganglia Outputs Map Instantaneous Position Coordinates
... 4.6 – 4.7 mm below brain surface (5 mice were Figure 1. In vivo electrophysiological recording and classification of single units. A, Illustration of the representative placement implanted in the left SNr; 5 in the right SNr). of electrode array in the SNr. B, Placement of the 4 ⫻ 4 electrode array ...
... 4.6 – 4.7 mm below brain surface (5 mice were Figure 1. In vivo electrophysiological recording and classification of single units. A, Illustration of the representative placement implanted in the left SNr; 5 in the right SNr). of electrode array in the SNr. B, Placement of the 4 ⫻ 4 electrode array ...
Responses of primate frontal cortex neurons during natural vocal
... tube, and each respective electrode was advanced 10 –20 m twice a week. The Warp16 array was coupled with a tether to allow for freely moving behavior during recordings. Neural activity was digitized and sorted off-line. Based on previous studies using similar recording methods (Eliades and Wang 20 ...
... tube, and each respective electrode was advanced 10 –20 m twice a week. The Warp16 array was coupled with a tether to allow for freely moving behavior during recordings. Neural activity was digitized and sorted off-line. Based on previous studies using similar recording methods (Eliades and Wang 20 ...
Emergence of new signal-primitives in neural systems
... are recombinations of existing, prespecified symbols – there is no means by which new primitive symbols can be created by simply recombining existing ones. One does not create new alphabetical letter types by stringing together more and more existing letters – the new notations must be introduced fr ...
... are recombinations of existing, prespecified symbols – there is no means by which new primitive symbols can be created by simply recombining existing ones. One does not create new alphabetical letter types by stringing together more and more existing letters – the new notations must be introduced fr ...
Context Dependency in the Globus Pallidus Internal Segment
... Downloaded from http://jn.physiology.org/ by 10.220.33.3 on April 29, 2017 ...
... Downloaded from http://jn.physiology.org/ by 10.220.33.3 on April 29, 2017 ...
Cortical Motor Organization, Mirror Neurons, and
... Single neuron recording studies allow to correlate the neuronal activity with the presentation of sensory stimuli or with specific behavioural events. Using this technique, it has been demonstrated that neurons of premotor cortex (Brodmann’s area 6) activate during goal-related motor acts, such as r ...
... Single neuron recording studies allow to correlate the neuronal activity with the presentation of sensory stimuli or with specific behavioural events. Using this technique, it has been demonstrated that neurons of premotor cortex (Brodmann’s area 6) activate during goal-related motor acts, such as r ...
the brainstem control of saccadic eye movements
... angle at which the cell is first recruited into action), to about 300 spikes s–1 for extreme lateral positions (FIG. 1c). Some abducens motor neurons are recruited into action when the eye is directed 30–40° medially, with the lateral rectus muscle as the antagonist. When the eye moves, images sweep ...
... angle at which the cell is first recruited into action), to about 300 spikes s–1 for extreme lateral positions (FIG. 1c). Some abducens motor neurons are recruited into action when the eye is directed 30–40° medially, with the lateral rectus muscle as the antagonist. When the eye moves, images sweep ...
The Integrated Nature of Motor Cortical Function
... cles located between the shoulder and digits. A consistent finding in all animals studied was that along a given row, distal muscle responses could be elicited from medially situated cortical loci and, conversely, proximal muscle responses from laterally situated cortical loci, contrary to what is ...
... cles located between the shoulder and digits. A consistent finding in all animals studied was that along a given row, distal muscle responses could be elicited from medially situated cortical loci and, conversely, proximal muscle responses from laterally situated cortical loci, contrary to what is ...
Volitional enhancement of firing synchrony and oscillation
... demonstrated the ability to directly modulate and enhance specific patterns of synchrony of many neurons in somewhat broad ranges, which may be related to several motor functions of the brain. On the other hand, it is desirable to directly demonstrate operant enhancement of firing synchrony among i ...
... demonstrated the ability to directly modulate and enhance specific patterns of synchrony of many neurons in somewhat broad ranges, which may be related to several motor functions of the brain. On the other hand, it is desirable to directly demonstrate operant enhancement of firing synchrony among i ...
The mirror neuron system and the consequences of its dysfunction
... made by humans and monkeys, and their discharge is also similar if the experimenter grasping a piece of food gives it to the monkey being recorded or to a second monkey3. An interesting class of mirror neurons is the one that codes observed actions which are preparatory or logically related to the e ...
... made by humans and monkeys, and their discharge is also similar if the experimenter grasping a piece of food gives it to the monkey being recorded or to a second monkey3. An interesting class of mirror neurons is the one that codes observed actions which are preparatory or logically related to the e ...