Primary- and Secondary-Like Jaw-Muscle Spindle Afferents Have
... coursed dorsomedially toward the trigeminal motor nucleus (Vmo). Either within or slightly dorsal to the trigeminal motor nucleus these axons bifurcated with one branch coursing rostrally into the tract of the mesencephalic trigeminal nucleus and the other turning caudally to enter the tract of Prob ...
... coursed dorsomedially toward the trigeminal motor nucleus (Vmo). Either within or slightly dorsal to the trigeminal motor nucleus these axons bifurcated with one branch coursing rostrally into the tract of the mesencephalic trigeminal nucleus and the other turning caudally to enter the tract of Prob ...
The Olfactory System - Tim J. van Hartevelt
... turnover throughout life. Olfactory neurons have a short life span averaging approximately 30–60 days. They are constantly replaced by mitotic division of the basal stem cell population in the olfactory epithelium. The olfactory receptors are the only neurons that are inserted in the surface epithel ...
... turnover throughout life. Olfactory neurons have a short life span averaging approximately 30–60 days. They are constantly replaced by mitotic division of the basal stem cell population in the olfactory epithelium. The olfactory receptors are the only neurons that are inserted in the surface epithel ...
Analysis of sleep spindles and model of their generation
... part — fraction of HFS. For each subject the distinction between LFS and HFS was based on cluster K-means analysis performed on frequencies of spindles recorded in the Cz channel. 2.9 A — auto-correlation of HFS for electrode Pz; B — autocorrelation of LFS calculated for electrode Fz. Horizontal sca ...
... part — fraction of HFS. For each subject the distinction between LFS and HFS was based on cluster K-means analysis performed on frequencies of spindles recorded in the Cz channel. 2.9 A — auto-correlation of HFS for electrode Pz; B — autocorrelation of LFS calculated for electrode Fz. Horizontal sca ...
NIH Public Access
... Ca2+ transport in CNS diseases has focused around the induction of the permeability transition. There has been some controversy over the nature or even existence of the permeability transition in isolated brain mitochondrial preparations. In part this is because the lightscattering changes of isolat ...
... Ca2+ transport in CNS diseases has focused around the induction of the permeability transition. There has been some controversy over the nature or even existence of the permeability transition in isolated brain mitochondrial preparations. In part this is because the lightscattering changes of isolat ...
Might the olfactory bulb be an origin of olfactory auras in focal
... afferent projections from the olfactory bulb itself and more extensively from its relay, the anterior olfactory nucleus (Crosby et al., 1962; Parent, 1996). The amygdala is another major recipient of many olfactory projections. It is proposed as the major site of origin of unpleasant, but also some ...
... afferent projections from the olfactory bulb itself and more extensively from its relay, the anterior olfactory nucleus (Crosby et al., 1962; Parent, 1996). The amygdala is another major recipient of many olfactory projections. It is proposed as the major site of origin of unpleasant, but also some ...
Understanding the process of multisensory integration
... reexamine this process. The result, detailed in Chapter 2, was a new model that can accurately predict a neuron’s multisensory response on a moment-by-moment basis as it evolves, with only knowledge of its responses to the individual component cues. ...
... reexamine this process. The result, detailed in Chapter 2, was a new model that can accurately predict a neuron’s multisensory response on a moment-by-moment basis as it evolves, with only knowledge of its responses to the individual component cues. ...
In 1978 Mountcastle hypothesized that the smallest functional unit of
... applied stimuli is un-natural and does not allow for understanding of how the cortex responds to stimuli when all of the cortical connections are still in tact. Therefore, in order to better assess the response to natural stimuli, the evoked spatio-temporal patterns in SI were also examined through ...
... applied stimuli is un-natural and does not allow for understanding of how the cortex responds to stimuli when all of the cortical connections are still in tact. Therefore, in order to better assess the response to natural stimuli, the evoked spatio-temporal patterns in SI were also examined through ...
Time Course and Time–Distance Relationships for Surround
... suppression is most often attributed to orientation-tuned signals that propagate laterally across the cortex, activating local inhibition. By studying the temporal properties of surround suppression, we have uncovered characteristics that challenge standard notions of surround suppression. We found ...
... suppression is most often attributed to orientation-tuned signals that propagate laterally across the cortex, activating local inhibition. By studying the temporal properties of surround suppression, we have uncovered characteristics that challenge standard notions of surround suppression. We found ...
What the young brain tells the spinal cord: top down modulation of
... maturation of descending control of spinal sensory circuitry in rats and hypothesise that descending serotonergic neurons in the RVM provide ongoing descending facilitation of spinal sensory networks in young animals. In chapter 2, I demonstrate that cutaneous noxious stimulation activates neurons i ...
... maturation of descending control of spinal sensory circuitry in rats and hypothesise that descending serotonergic neurons in the RVM provide ongoing descending facilitation of spinal sensory networks in young animals. In chapter 2, I demonstrate that cutaneous noxious stimulation activates neurons i ...
D27 - Viktor`s Notes for the Neurosurgery Resident
... of cerebral cortex. dendrites are site of nonpropagated hypopolarizing / hyperpolarizing local potential changes. as excitatory & inhibitory endings on dendrites of each cell become active, current flows into and out of these current sinks and sources from rest of dendritic processes and cell bo ...
... of cerebral cortex. dendrites are site of nonpropagated hypopolarizing / hyperpolarizing local potential changes. as excitatory & inhibitory endings on dendrites of each cell become active, current flows into and out of these current sinks and sources from rest of dendritic processes and cell bo ...
Neural Control - International Continence Society
... hypothesis or speculation will be referred to as such. Of some importance in this field are species differences, and efforts have been made to make it very clear when each new topic is introduced in which species the observation was made with special emphasis as to the extent comparable data exists ...
... hypothesis or speculation will be referred to as such. Of some importance in this field are species differences, and efforts have been made to make it very clear when each new topic is introduced in which species the observation was made with special emphasis as to the extent comparable data exists ...
view - E-LIB Bremen - Universität Bremen
... of activity and consequentially the computation performed by this neuron. Therefore, although synapses are structures orders of magnitude smaller than neurons, they are in fact extremely important for the function of the brain. To determine the parameters of a single synapse, the neurons it connects ...
... of activity and consequentially the computation performed by this neuron. Therefore, although synapses are structures orders of magnitude smaller than neurons, they are in fact extremely important for the function of the brain. To determine the parameters of a single synapse, the neurons it connects ...
1 - Test Bank
... 39. Recent evidence suggests that glial cells and astrocytes may play an important role in ________. a. learning and memory b. endocrine functioning c. maturation and aging d. growth and metabolic regulation Answer: a Difficulty: 3 Page Reference: 43 Topic: Neurons: The Messengers Skill: F ...
... 39. Recent evidence suggests that glial cells and astrocytes may play an important role in ________. a. learning and memory b. endocrine functioning c. maturation and aging d. growth and metabolic regulation Answer: a Difficulty: 3 Page Reference: 43 Topic: Neurons: The Messengers Skill: F ...
Sensors for impossible stimuli may solve the stereo correspondence
... Theorem D). For sufficiently narrow-band cells, the stimulus disparity, modulo the preferred spatial period of the cell, can be read off from the peak of this sinusoid. If the sinusoid peaks for cells tuned to a phase disparity of Dfpref, then the stimulus disparity is lDfpref/2p ± nl, where l is th ...
... Theorem D). For sufficiently narrow-band cells, the stimulus disparity, modulo the preferred spatial period of the cell, can be read off from the peak of this sinusoid. If the sinusoid peaks for cells tuned to a phase disparity of Dfpref, then the stimulus disparity is lDfpref/2p ± nl, where l is th ...
Dokument_1 - KLUEDO - Technische Universität Kaiserslautern
... inhibitory machinery in comparison to MSO, LSO, and SPN; 2) an initial period of missing or less powerful inhibition and colocalization of KCC2 with immature inhibitory synapses. I speculate that transient puncta in the soma surface of the other nuclei may be present prenatally, in correlation with ...
... inhibitory machinery in comparison to MSO, LSO, and SPN; 2) an initial period of missing or less powerful inhibition and colocalization of KCC2 with immature inhibitory synapses. I speculate that transient puncta in the soma surface of the other nuclei may be present prenatally, in correlation with ...
Cholinergic Cells and Pathways
... with projection and augmenting activity as they pointed out that ACh-sensitive cortical cells respond to thalamic or peripheral sensory stimulation with repetitive after-discharges and changes in the EEG. These notions were supported by the finding of Frank (Hank) MacIntosh and Paul Oborin (1953) of ...
... with projection and augmenting activity as they pointed out that ACh-sensitive cortical cells respond to thalamic or peripheral sensory stimulation with repetitive after-discharges and changes in the EEG. These notions were supported by the finding of Frank (Hank) MacIntosh and Paul Oborin (1953) of ...
as Adobe PDF - Edinburgh Research Explorer
... cells only show synchronous bursting during suckling and parturition – even during lactation, ...
... cells only show synchronous bursting during suckling and parturition – even during lactation, ...
Neuron 2013 Bartolini
... combination of morphological, neurochemical, and electrophysiological properties (Ascoli et al., 2008; DeFelipe et al., 2013). For the purpose of this review, neocortical interneurons can be broadly classified into five categories (Figure 1). The most abundant group consists of interneurons with the ...
... combination of morphological, neurochemical, and electrophysiological properties (Ascoli et al., 2008; DeFelipe et al., 2013). For the purpose of this review, neocortical interneurons can be broadly classified into five categories (Figure 1). The most abundant group consists of interneurons with the ...
Chapter 9 The Nervous System
... functions of the system as a whole • Identify the major types of cells in the nervous system and discuss the function of each • Identify the anatomical and functional components of a three-neuron reflex arc. Compare and contrast the propagation of a nerve impulse along a nerve fiber and across ...
... functions of the system as a whole • Identify the major types of cells in the nervous system and discuss the function of each • Identify the anatomical and functional components of a three-neuron reflex arc. Compare and contrast the propagation of a nerve impulse along a nerve fiber and across ...
Chapter 9 The Nervous System
... functions of the system as a whole • Identify the major types of cells in the nervous system and discuss the function of each • Identify the anatomical and functional components of a three-neuron reflex arc. Compare and contrast the propagation of a nerve impulse along a nerve fiber and across ...
... functions of the system as a whole • Identify the major types of cells in the nervous system and discuss the function of each • Identify the anatomical and functional components of a three-neuron reflex arc. Compare and contrast the propagation of a nerve impulse along a nerve fiber and across ...
... Neuronal cell death programmes are counteracted by survival signals during development in order to maintain the tissue homeostasis. Neuronal differentiation is a mechanism generating functionally integrated neuronal cells from their progenitors. These processes appear to be mediated via activation o ...
State transitions between wake and sleep, and within the
... Power in the 8–11 Hz (alpha) range, on the other hand, displays a strikingly different temporal comportment in the sleep onset period compared to that observed after sleep onset. Like beta power it declines gradually across the sleep onset period, but unlike beta it reaches its minimum at sleep onse ...
... Power in the 8–11 Hz (alpha) range, on the other hand, displays a strikingly different temporal comportment in the sleep onset period compared to that observed after sleep onset. Like beta power it declines gradually across the sleep onset period, but unlike beta it reaches its minimum at sleep onse ...
Module 10 - Neuronal Signalling
... Within each region, neurons are connected to each other to form neural circuits of bewildering complexity. To function in such circuits, each neuron must receive and process information entering from one set of neurons and then relay signals to other neurons in the circuit. The neuronal processes of ...
... Within each region, neurons are connected to each other to form neural circuits of bewildering complexity. To function in such circuits, each neuron must receive and process information entering from one set of neurons and then relay signals to other neurons in the circuit. The neuronal processes of ...
Mechanisms of Sleep Control - UCLA Integrative Center for
... nucleus of the solitary tract. Low-frequency stimulation of this structure can produce short-latency sleep onset (Magnes et al., 1961). Stimulation of the baroreceptor afferents to this area can also produce rapid sleep onset with relatively short latency to REM sleep (Puizillout and Foutz, 1977). C ...
... nucleus of the solitary tract. Low-frequency stimulation of this structure can produce short-latency sleep onset (Magnes et al., 1961). Stimulation of the baroreceptor afferents to this area can also produce rapid sleep onset with relatively short latency to REM sleep (Puizillout and Foutz, 1977). C ...
The amygdala: securing pleasure and avoiding pain
... and O’Doherty, 2012), from which actions can be selected for specific motivated behaviors (for example, food-seeking or mateseeking behaviors). The amygdala allows pavlovian CSs to influence the selection of actions within the behavioral repertoire; so, for instance, in the presence of a receptive f ...
... and O’Doherty, 2012), from which actions can be selected for specific motivated behaviors (for example, food-seeking or mateseeking behaviors). The amygdala allows pavlovian CSs to influence the selection of actions within the behavioral repertoire; so, for instance, in the presence of a receptive f ...