Proceedings of 2014 BMI the Third International Conference on
... actually learned in perceptual learning? I will present evidence that perceptual learning may be a form of concept learning, in that the brain may learn a highly abstract “concept” of orientation/direction. On the other hand, why high-level perceptual learning shows specificity in the first place? I ...
... actually learned in perceptual learning? I will present evidence that perceptual learning may be a form of concept learning, in that the brain may learn a highly abstract “concept” of orientation/direction. On the other hand, why high-level perceptual learning shows specificity in the first place? I ...
Basal Ganglia Outputs Map Instantaneous Position Coordinates
... from the SNr were significantly modulated by postural disturbance, while tilting the mouse along the roll axis (Barter et al., 2014). Some neurons increased firing when the mouse was tilted to its left and decreased firing when tilted to its right, whereas other neurons displayed the opposite patter ...
... from the SNr were significantly modulated by postural disturbance, while tilting the mouse along the roll axis (Barter et al., 2014). Some neurons increased firing when the mouse was tilted to its left and decreased firing when tilted to its right, whereas other neurons displayed the opposite patter ...
Discharge Rate of Substantia Nigra Pars Reticulata Neurons Is
... and did not completely and irreversibly cease to discharge during the first 20 min after APO administration (6 neurons did) were considered for all further analyses. All other units were excluded to avoid possible artifacts due to electrode displacements. The spike train of each neuron was divided i ...
... and did not completely and irreversibly cease to discharge during the first 20 min after APO administration (6 neurons did) were considered for all further analyses. All other units were excluded to avoid possible artifacts due to electrode displacements. The spike train of each neuron was divided i ...
A Brainstem Network Mediating Apneic Reflexes in the Rat
... Apnea is an important protective response to upper airway irritation, but the central mechanisms responsible for eliciting sensory-induced apnea are not well understood. Recent studies have emphasized the Kölliker-Fuse nucleus in producing apnea and proposed a trigeminoparabrachial pathway for medi ...
... Apnea is an important protective response to upper airway irritation, but the central mechanisms responsible for eliciting sensory-induced apnea are not well understood. Recent studies have emphasized the Kölliker-Fuse nucleus in producing apnea and proposed a trigeminoparabrachial pathway for medi ...
Article - Dynamic Connectome Lab
... described by Mainen and Sejnowski (1996)—hereafter referred to as Mainen cells—with the LFPs from reduced versions of these models created using Bush and Sejnowski’s method (1993)—hereafter referred to as Bush cells. The results of these experiments are shown in Fig. 1. For each neuron type, the LFP ...
... described by Mainen and Sejnowski (1996)—hereafter referred to as Mainen cells—with the LFPs from reduced versions of these models created using Bush and Sejnowski’s method (1993)—hereafter referred to as Bush cells. The results of these experiments are shown in Fig. 1. For each neuron type, the LFP ...
Human Reflexes Introductory Reading and
... oculomotor nerve stimulates the muscles in and around the eyes. If pressure increases in the cranium (such as from an increase in blood volume due to the brain bleeding), then the pressure exerted on CN III may cause variations in the eye reflex responses. Reflexes can be categorized as either auton ...
... oculomotor nerve stimulates the muscles in and around the eyes. If pressure increases in the cranium (such as from an increase in blood volume due to the brain bleeding), then the pressure exerted on CN III may cause variations in the eye reflex responses. Reflexes can be categorized as either auton ...
Identified Serotonergic Neurons LCBI and RCBI in the Cerebral
... preparation was then pinned dorsal side up to the wax floor of a lucite recordingchamberfilled with circulating,aeratedartificial seawater.The cut end of the cephalicartery wascannulatedand perfusedwith artificial seawater(in mM: 460 NaCl, 10 KCl, 55 MgCl,, 11 C&l,, 10 HEPES, pH 7.6) at room tempera ...
... preparation was then pinned dorsal side up to the wax floor of a lucite recordingchamberfilled with circulating,aeratedartificial seawater.The cut end of the cephalicartery wascannulatedand perfusedwith artificial seawater(in mM: 460 NaCl, 10 KCl, 55 MgCl,, 11 C&l,, 10 HEPES, pH 7.6) at room tempera ...
PPRF lesions at the level of abducens
... paralysis of saccades and pursuit, but the eyes can be driven to the side of the ipsilateral gaze palsy with vestibular stimulation by the oculocephalic reflex and/or cold calorics ...
... paralysis of saccades and pursuit, but the eyes can be driven to the side of the ipsilateral gaze palsy with vestibular stimulation by the oculocephalic reflex and/or cold calorics ...
Horizontal Gaze Palsy
... the midline, but the right eye abducted incompletely Vergence movements induced the left eye to cross the midline Vertical eye movements were normal Gaze evoked nystagmus was present on looking to the left, with slow phases toward the midline The patient developed a fascicular sixth nerve palsy ...
... the midline, but the right eye abducted incompletely Vergence movements induced the left eye to cross the midline Vertical eye movements were normal Gaze evoked nystagmus was present on looking to the left, with slow phases toward the midline The patient developed a fascicular sixth nerve palsy ...
Descending Systems Translate Transient Cortical Commands into a
... Controlling motor actions requires online adjustments of timevarying parameters. Although numerous studies have attempted to identify the parameters coded in different motor sites, the relationships between the temporal profile of neuronal responses and the dynamics of motor behavior remain poorly u ...
... Controlling motor actions requires online adjustments of timevarying parameters. Although numerous studies have attempted to identify the parameters coded in different motor sites, the relationships between the temporal profile of neuronal responses and the dynamics of motor behavior remain poorly u ...
a needle into the sub- and the dorsal funiculi. Preganglionic
... dorsal spinocerebellar tract. The ventral spinocerebellar tract originates from cells in lamrnae V-M and Vll as well as from neurons with cell bodies at the edge of the gray matter of the ventral horn in the lumbar segments. The latter are known as spinal border cells. The intermediolateral cell col ...
... dorsal spinocerebellar tract. The ventral spinocerebellar tract originates from cells in lamrnae V-M and Vll as well as from neurons with cell bodies at the edge of the gray matter of the ventral horn in the lumbar segments. The latter are known as spinal border cells. The intermediolateral cell col ...
Neural Mechanisms for Binaural Interactions in the Superior Olivary
... • Array of coincidence detectors having different internal delays provides a place code for ITD. ...
... • Array of coincidence detectors having different internal delays provides a place code for ITD. ...
Spinal Cord Motor Activity
... afferent input to efferent output. Interneurons organize efferent neurons (motor units) into meaningful movement components , which can be utilized by either spinal input or descending pathways . ...
... afferent input to efferent output. Interneurons organize efferent neurons (motor units) into meaningful movement components , which can be utilized by either spinal input or descending pathways . ...
Cerebellum: The Brain for an Implicit Self
... reconstructing models of such circuits is equally important in our attempt to comprehend their functional principles (e.g., van Hemmen and Sejnowski, 2006; Stuart, 2007; for biology as a whole, see Noble, 2006). In the reconstruction process, it is possible to uncover novel principles operating in t ...
... reconstructing models of such circuits is equally important in our attempt to comprehend their functional principles (e.g., van Hemmen and Sejnowski, 2006; Stuart, 2007; for biology as a whole, see Noble, 2006). In the reconstruction process, it is possible to uncover novel principles operating in t ...
6.034 Neural Net Notes
... Of course, you really want back propagation formulas for not only any number of layers but also for any number of neurons per layer, each of which can have multiple inputs, each with its own weight. Accordingly, you need to generalize in another direction, allowing multiple neurons in each layer and ...
... Of course, you really want back propagation formulas for not only any number of layers but also for any number of neurons per layer, each of which can have multiple inputs, each with its own weight. Accordingly, you need to generalize in another direction, allowing multiple neurons in each layer and ...
Document
... • NMDA receptors are indicated in the late response due to an abolition of polysynaptic potential during APV’s application • Therefore, neurons are likely to get excitatory polysynaptic input which needs to be integrated before a supra-threshold response occurs. ...
... • NMDA receptors are indicated in the late response due to an abolition of polysynaptic potential during APV’s application • Therefore, neurons are likely to get excitatory polysynaptic input which needs to be integrated before a supra-threshold response occurs. ...
The organization of the cortical motor system: new concepts
... from various areas belonging to the ‘dorsal visual stream’ (among them areas MST and MT) that are involved in the analysis of optic flow and motion (Maunsell and Van Essen, 1983; Ungerleider and Desimone, 1986; Boussaoud et al., 1990). In addition, VIP receives somatosensory information from areas P ...
... from various areas belonging to the ‘dorsal visual stream’ (among them areas MST and MT) that are involved in the analysis of optic flow and motion (Maunsell and Van Essen, 1983; Ungerleider and Desimone, 1986; Boussaoud et al., 1990). In addition, VIP receives somatosensory information from areas P ...
Inhibition and Epilepsy
... hippocampal-entorhinal cortex slice that was also treated with 4-aminopyridine. In this experiment field potential recordings were obtained from the entorhinal cortex (EC) and the CA3 subfield. Note that interictal discharges continue to occur in both experiments. From Avoli 2000. Synchronous GABAA ...
... hippocampal-entorhinal cortex slice that was also treated with 4-aminopyridine. In this experiment field potential recordings were obtained from the entorhinal cortex (EC) and the CA3 subfield. Note that interictal discharges continue to occur in both experiments. From Avoli 2000. Synchronous GABAA ...