Tolerance to Sound Intensity of Binaural
... single neurons is very difficult to obtain, presumably because of the sparsely distributed neuronal somata and the large field potentials present in this area. Even if neurons are isolated, they are difficult to maintain mostly because of brain pulsations. Similar difficulties have been encountered ...
... single neurons is very difficult to obtain, presumably because of the sparsely distributed neuronal somata and the large field potentials present in this area. Even if neurons are isolated, they are difficult to maintain mostly because of brain pulsations. Similar difficulties have been encountered ...
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... inhibition in the goldfish, a brief summary We found that as in the goldfish, the M-cell collateral inhibitory network of the zebrafish produces both electrical and chemical inhibitions mediated by the same set of interneurons. Before describing the results leading to this conclusion, we will summar ...
... inhibition in the goldfish, a brief summary We found that as in the goldfish, the M-cell collateral inhibitory network of the zebrafish produces both electrical and chemical inhibitions mediated by the same set of interneurons. Before describing the results leading to this conclusion, we will summar ...
Interval time coding by neurons in the presupplementary and
... importance of cortico-subcortical loops in mediating temporal coding and regulation of behavior7–9. Distinctions between the involvement of the cerebellum and basal ganglia in controlling different aspects of behavior have been proposed: automatic versus cognitive aspects of behavior10 or precise-ti ...
... importance of cortico-subcortical loops in mediating temporal coding and regulation of behavior7–9. Distinctions between the involvement of the cerebellum and basal ganglia in controlling different aspects of behavior have been proposed: automatic versus cognitive aspects of behavior10 or precise-ti ...
cortical input to the basal forebrain
... and choline acetyltransferase (ChAT) immunocytochemistry in rat described that axons from the prefrontal cortex arborize in the vicinity of basal forebrain cholinergic projection neurons (BFC). Furthermore, an electron microscopic study in rat suggested that corticopetal neurons in the ventromedial ...
... and choline acetyltransferase (ChAT) immunocytochemistry in rat described that axons from the prefrontal cortex arborize in the vicinity of basal forebrain cholinergic projection neurons (BFC). Furthermore, an electron microscopic study in rat suggested that corticopetal neurons in the ventromedial ...
Morphometric analysis of neural tissue following the
... through this phase of my education. Of course, my lab mates deserve recognition for "being there" during the good times and the bad. In absolutely no particular order: Kev, for k i n g the Karnloops version of myself; Sheila for being the kichin the butt that 'I needed on occasion; Paul for being th ...
... through this phase of my education. Of course, my lab mates deserve recognition for "being there" during the good times and the bad. In absolutely no particular order: Kev, for k i n g the Karnloops version of myself; Sheila for being the kichin the butt that 'I needed on occasion; Paul for being th ...
Are mesopontine cholinergic neurons either necessary or sufficient
... Brainstem cholinergic neurons and the reticular activating system upon the hypothesis that cholinergic neuronal activity is necessary for EEG desynchrony. In fact, the most parsimonious interpretation is that either (1) activation of mesopontine cholinergic neurons is not functionally related to EE ...
... Brainstem cholinergic neurons and the reticular activating system upon the hypothesis that cholinergic neuronal activity is necessary for EEG desynchrony. In fact, the most parsimonious interpretation is that either (1) activation of mesopontine cholinergic neurons is not functionally related to EE ...
Endocrine and nervous systems
... No, because the sensations from both the right and left hand are carried by the spinal cord into the same hemisphere of the cerebrum No, because the sensations received separately by the left and right cerebral hemispheres from the right and left hands are integrated before hey are interpreted into ...
... No, because the sensations from both the right and left hand are carried by the spinal cord into the same hemisphere of the cerebrum No, because the sensations received separately by the left and right cerebral hemispheres from the right and left hands are integrated before hey are interpreted into ...
Corticofugal modulation of frequency processing in bat auditory
... Auditory signals are transmitted from the inner ear through the brainstem to the higher auditory regions of the brain. Neurons throughout the auditory system are tuned to stimulus frequency, and in many auditory regions are arranged in topographical maps with respect to their preferred frequency. Th ...
... Auditory signals are transmitted from the inner ear through the brainstem to the higher auditory regions of the brain. Neurons throughout the auditory system are tuned to stimulus frequency, and in many auditory regions are arranged in topographical maps with respect to their preferred frequency. Th ...
Nerve Growth Factor and Alzheimer`s Disease
... 3.3 Involvement of other neurotrophins in apoptosis BDNF, a member of neurotrophin family other than NGF, is a neurotrophic factor that has variety functions. BDNF plays roles for differentiation and migration of cells during neural development stages, and for cell survival and synaptic functions in ...
... 3.3 Involvement of other neurotrophins in apoptosis BDNF, a member of neurotrophin family other than NGF, is a neurotrophic factor that has variety functions. BDNF plays roles for differentiation and migration of cells during neural development stages, and for cell survival and synaptic functions in ...
Comparative analysis of the baseline spike activity of
... random interspike intervals accounted for only 1.3% of cells (Fig. 2, I). Analysis of histograms of interspike intervals for neurons in the fastigial nucleus in normal conditions showed a predominance of polymodal neurons (64.5%) (Fig. 3, B, III). There were significantly fewer mono- and bimodal neu ...
... random interspike intervals accounted for only 1.3% of cells (Fig. 2, I). Analysis of histograms of interspike intervals for neurons in the fastigial nucleus in normal conditions showed a predominance of polymodal neurons (64.5%) (Fig. 3, B, III). There were significantly fewer mono- and bimodal neu ...
hap6 - WordPress.com
... Reflex – rapid, predictable, and involuntary responses to stimuli Reflex arc – direct route from a sensory neuron, to an interneuron, to an effector ...
... Reflex – rapid, predictable, and involuntary responses to stimuli Reflex arc – direct route from a sensory neuron, to an interneuron, to an effector ...
Striate cortex increases contrast gain of macaque LGN neurons
... Poggio (1999) note that “it will be critical to unravel the precise function of corticocortical feedback projections and their biophysical model of operation, whether linearly subtractive as in Rao and Ballard’s model or modulatory multiplicative (or divisive).” Thus, even some of the most basic iss ...
... Poggio (1999) note that “it will be critical to unravel the precise function of corticocortical feedback projections and their biophysical model of operation, whether linearly subtractive as in Rao and Ballard’s model or modulatory multiplicative (or divisive).” Thus, even some of the most basic iss ...
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... examined for serotonin-immunoreactive (5-HT-IR) neurons and processes. Bilaterally paired clusters of 5-HT-IR neuron somata were distributed similarly in ganglia of the two species. In the cerebropleural ganglion complex, these were the metacerebral giant neurons (both species), a dorsal anterior cl ...
... examined for serotonin-immunoreactive (5-HT-IR) neurons and processes. Bilaterally paired clusters of 5-HT-IR neuron somata were distributed similarly in ganglia of the two species. In the cerebropleural ganglion complex, these were the metacerebral giant neurons (both species), a dorsal anterior cl ...
35-2 The Nervous System
... The messages carried by the nervous system are electrical signals called impulses. The cells that transmit these impulses are called neurons. ...
... The messages carried by the nervous system are electrical signals called impulses. The cells that transmit these impulses are called neurons. ...
Polarization-sensitive and light-sensitive neurons in two parallel
... was moved into the light path. Stimuli were applied from the zenith and, for unpolarized light flashes, also from lateral to the right and left eye (0° elevation, in a few experiments 30° elevation, duration of unpolarized light stimuli 1.5-3 s). The angular extent of the stimulus at the locust’s ey ...
... was moved into the light path. Stimuli were applied from the zenith and, for unpolarized light flashes, also from lateral to the right and left eye (0° elevation, in a few experiments 30° elevation, duration of unpolarized light stimuli 1.5-3 s). The angular extent of the stimulus at the locust’s ey ...
Rules Ventral Prefrontal Cortical Axons Use to Reach Their Targets
... the following way. Fiber bundles were outlined using a 4.0 or 6.4 objective and Neurolucida software (MBF Bioscience). Some individual fibers within each bundle were charted at higher magnification (10⫻) to indicate directionality. For each case, a stack of 2D coronal sections was created from its N ...
... the following way. Fiber bundles were outlined using a 4.0 or 6.4 objective and Neurolucida software (MBF Bioscience). Some individual fibers within each bundle were charted at higher magnification (10⫻) to indicate directionality. For each case, a stack of 2D coronal sections was created from its N ...
Poster Example
... studying glia-free neuron cultures without the detrimental effects of getting rid of glia. ...
... studying glia-free neuron cultures without the detrimental effects of getting rid of glia. ...
Chapter 2
... the central nucleus. Because IC subdivisions must be related to the constituent neurons and their inputs, the first part of this chapter discusses how the central nucleus and surrounding structures differ in this regard. One way to address the possible functional differences is through the study of ...
... the central nucleus. Because IC subdivisions must be related to the constituent neurons and their inputs, the first part of this chapter discusses how the central nucleus and surrounding structures differ in this regard. One way to address the possible functional differences is through the study of ...
Role of the Preoptic-Anterior Hypothalamus in
... In the late 1800s and early 1900s, several lesion and stimulation studies identified the rostral hypothalamus as an important neural structure in the regulation of body temperature [1–10]. The compilation of years of lesion studies suggests that no single neural area acts as the center for thermoreg ...
... In the late 1800s and early 1900s, several lesion and stimulation studies identified the rostral hypothalamus as an important neural structure in the regulation of body temperature [1–10]. The compilation of years of lesion studies suggests that no single neural area acts as the center for thermoreg ...
the medial division of the medial geniculate body of the cat
... that the degree of radiate or tufted dendritic branching is less well developed, but neither type of cell predominates. Moreover, all of the cell types are overlapping in distribution, although the large ones tend to be more common rostrally in the medial division. Likewise, there is no clear-cut re ...
... that the degree of radiate or tufted dendritic branching is less well developed, but neither type of cell predominates. Moreover, all of the cell types are overlapping in distribution, although the large ones tend to be more common rostrally in the medial division. Likewise, there is no clear-cut re ...
Electrical Synapses between Dopaminergic Neurons of the
... nerve terminals and dendrites of nigrostriatal dopaminergic (DA) neurons. Pioneering work revealed gap junctional communication (assessed by dye-coupling experiments) between DA cells in the substantia nigra pars compacta (SNc). However, direct evidence of functional electrical synapses between DA n ...
... nerve terminals and dendrites of nigrostriatal dopaminergic (DA) neurons. Pioneering work revealed gap junctional communication (assessed by dye-coupling experiments) between DA cells in the substantia nigra pars compacta (SNc). However, direct evidence of functional electrical synapses between DA n ...
The Glia Response after Peripheral Nerve Injury: A Comparison
... and extend axons to merge with the evaginating telencephalon to form the olfactory bulb. During the embryological process of neurulation, a population of cells known as neural crest cells arise [14]; which appear consistent throughout all vertebrates [15]. Although OECs migrate out from the olfactor ...
... and extend axons to merge with the evaginating telencephalon to form the olfactory bulb. During the embryological process of neurulation, a population of cells known as neural crest cells arise [14]; which appear consistent throughout all vertebrates [15]. Although OECs migrate out from the olfactor ...
location and function of serotonin in the central and peripheral
... of serotoninergic neurons in the cerebral ganglion complex and the pathways along which these neurons process antennal, visual, and intracerebral information are described in Chapter 2. The location of serotoninergic neuron cell bodies in the ventral nerve cord and their specialized role in inter- a ...
... of serotoninergic neurons in the cerebral ganglion complex and the pathways along which these neurons process antennal, visual, and intracerebral information are described in Chapter 2. The location of serotoninergic neuron cell bodies in the ventral nerve cord and their specialized role in inter- a ...
Word - The Open University
... This course addresses the question of how the differences between individuals, especially in behaviour, arise during development. Development, the transformation of the single cell, the zygote, into an adult organism with billions of cells, numerous organs and an intricate, functioning nervous syste ...
... This course addresses the question of how the differences between individuals, especially in behaviour, arise during development. Development, the transformation of the single cell, the zygote, into an adult organism with billions of cells, numerous organs and an intricate, functioning nervous syste ...
Exam 1
... column-medial lemniscus system from advanced syphilitic infection is called tabes dorsalis and was common before antibiotics. Located between the brainstem and cerebellum (medulla and pons form the floor, the cerebellum the roof). CSF exits the ventricular system through 3 small apertures, the 2 lat ...
... column-medial lemniscus system from advanced syphilitic infection is called tabes dorsalis and was common before antibiotics. Located between the brainstem and cerebellum (medulla and pons form the floor, the cerebellum the roof). CSF exits the ventricular system through 3 small apertures, the 2 lat ...