View/Open - DukeSpace
... corresponds roughly to a zone (F7) delineated by Matelli, Luppino, and Rizzolatti using cytoarchitectonics, ...
... corresponds roughly to a zone (F7) delineated by Matelli, Luppino, and Rizzolatti using cytoarchitectonics, ...
ANS MCQ
... 1- The brain and the spinal cord form the……. Nervous system. All nerves of the body present outside the brain and spinal cord comprise the … nervous system. 2- The long extensions off neuronal cell bodies that conduct impulses away from the cell body are called ….….. 3- Sensory neurons are ….. neuro ...
... 1- The brain and the spinal cord form the……. Nervous system. All nerves of the body present outside the brain and spinal cord comprise the … nervous system. 2- The long extensions off neuronal cell bodies that conduct impulses away from the cell body are called ….….. 3- Sensory neurons are ….. neuro ...
The Spinal Interneurons and Properties of
... 0.1% MS-222 (3-aminobenzoic acid ester; Sigma, Poole, UK) and then pinned in a small bath of saline including the following (in mM): 115 NaCl, 3 KCl, 2 CaCl2, 2.4 NaHCO3, 1 MgCl2, 10 HEPES, adjusted with 5 M NaOH to pH 7.4. In many paired recording experiments, 1 mM MgCl2 was replaced by 1 mM CaCl2. ...
... 0.1% MS-222 (3-aminobenzoic acid ester; Sigma, Poole, UK) and then pinned in a small bath of saline including the following (in mM): 115 NaCl, 3 KCl, 2 CaCl2, 2.4 NaHCO3, 1 MgCl2, 10 HEPES, adjusted with 5 M NaOH to pH 7.4. In many paired recording experiments, 1 mM MgCl2 was replaced by 1 mM CaCl2. ...
Mechanisms of cell migration in the nervous system
... whose growth cone is nearer the attractant is stabilized while others retract (Fig. 2 A, i). A dilation in front of the nucleus, containing the centrosome and Golgi, translocates to the branch point and then into the dominant process, with the nucleus following behind (Fig. 2 A, ii–iii). Competition ...
... whose growth cone is nearer the attractant is stabilized while others retract (Fig. 2 A, i). A dilation in front of the nucleus, containing the centrosome and Golgi, translocates to the branch point and then into the dominant process, with the nucleus following behind (Fig. 2 A, ii–iii). Competition ...
Toward a Unified Theory of Visual Area V4
... glob cells are spatially clustered by color preference and may be arranged in ‘‘chromotopic’’ maps (Figure 2D, Conway and Tsao, 2009). Glob cells are narrowly tuned for hue, tolerant to changes in luminance, and less orientation-selective than are interglob cells (Conway et al., 2007). The identifica ...
... glob cells are spatially clustered by color preference and may be arranged in ‘‘chromotopic’’ maps (Figure 2D, Conway and Tsao, 2009). Glob cells are narrowly tuned for hue, tolerant to changes in luminance, and less orientation-selective than are interglob cells (Conway et al., 2007). The identifica ...
Representation of Movement
... that inhibition of responses to motion in the opposite direction to the preferred (the ‘antipreferred,’ or null, direction) is critical for generating physiological direction selectivity. This inhibition could either act linearly as subtraction or, more likely, nonlinearly as a shunting inhibition t ...
... that inhibition of responses to motion in the opposite direction to the preferred (the ‘antipreferred,’ or null, direction) is critical for generating physiological direction selectivity. This inhibition could either act linearly as subtraction or, more likely, nonlinearly as a shunting inhibition t ...
Nervous system
... are recognized as white matter of the CNS ) . Cell bodies and dendrites lack myelin , & these areas are recognized as gray matter . Ganglia and Nuclei : The cell bodies of the fibers of both nerves and tracts are usually aggregated in large groups to the side of the main pathway of the fibers . In ...
... are recognized as white matter of the CNS ) . Cell bodies and dendrites lack myelin , & these areas are recognized as gray matter . Ganglia and Nuclei : The cell bodies of the fibers of both nerves and tracts are usually aggregated in large groups to the side of the main pathway of the fibers . In ...
Rhythmic Spontaneous Activity in the Piriform Cortex
... The inset shows how duration was measured at the point where the mean frequency line crossed the central peak. The 2 dashed lines represent the 95% confidence interval. The next peak in the autocorrelogram reveals the period of the oscillation (see Materials and Methods for details). (B) Power spect ...
... The inset shows how duration was measured at the point where the mean frequency line crossed the central peak. The 2 dashed lines represent the 95% confidence interval. The next peak in the autocorrelogram reveals the period of the oscillation (see Materials and Methods for details). (B) Power spect ...
Acetylcholine Acetylcholine IUPAC name[hide] 2-Acetoxy
... receptor activation can induce calcium-release from intracellular stores, which then activate a calcium-activated potassium conductance which inhibits pyramidal neuron firing.[9] On the other hand, tonic M1 receptor activation is strongly excitatory. Thus, ACh acting at one type of receptor can have ...
... receptor activation can induce calcium-release from intracellular stores, which then activate a calcium-activated potassium conductance which inhibits pyramidal neuron firing.[9] On the other hand, tonic M1 receptor activation is strongly excitatory. Thus, ACh acting at one type of receptor can have ...
Multisensory anatomical pathways - Centre de Recherche Cerveau
... occur is probably reflecting an adaptive mechanism by which individual perceptual or sensory-motor situations involve a specific multisensory network. We describe in this review connections in the brain that may represent the support for early multisensory integration, such as cortico-cortical connect ...
... occur is probably reflecting an adaptive mechanism by which individual perceptual or sensory-motor situations involve a specific multisensory network. We describe in this review connections in the brain that may represent the support for early multisensory integration, such as cortico-cortical connect ...
high-speed in vivo calcium imaging reveals neuronal network
... Neural circuits in the brain operate on the millisecond time scale via spatiotemporal patterns of neuronal spikes. Two-photon calcium imaging recently has enabled functional measurements from neuronal networks in vivo1, but its temporal resolution is limited compared to that of electrical recordings ...
... Neural circuits in the brain operate on the millisecond time scale via spatiotemporal patterns of neuronal spikes. Two-photon calcium imaging recently has enabled functional measurements from neuronal networks in vivo1, but its temporal resolution is limited compared to that of electrical recordings ...
Chordate evolution and the origin of craniates
... (starfishes, brittle stars, etc.), hemichordates (acorn worms), and chordates. The direction toward or pertaining to the back surface of an animal. A particular level of development or organization shared by a set of species that may or may not be within a single phylogenetic lineage. Type of neuron ...
... (starfishes, brittle stars, etc.), hemichordates (acorn worms), and chordates. The direction toward or pertaining to the back surface of an animal. A particular level of development or organization shared by a set of species that may or may not be within a single phylogenetic lineage. Type of neuron ...
Evidence for topographically organized endogenous 5‐HT‐1A
... Fig. 1. Expression of Fos in tryptophan hydroxylase (TPOH)-containing cells in the eight areas of the dorsal raphe (DR) and median raphe (MR) sampled, depicted on the left. Bars depict average number of TPOH-containing cells dually labeled with Fos per section for different groups + SEM (C, control; ...
... Fig. 1. Expression of Fos in tryptophan hydroxylase (TPOH)-containing cells in the eight areas of the dorsal raphe (DR) and median raphe (MR) sampled, depicted on the left. Bars depict average number of TPOH-containing cells dually labeled with Fos per section for different groups + SEM (C, control; ...
Full Text
... At postnatal day 90 (P90), Rapgef2/6-dKO mice, compared with Rapgef2-cKO mice, showed more severe brain malformations, which are characterized by an enlarged ECM beneath a very thin neocortex and generalized atrophy of the hippocampus (Fig. 1A). Also, agenesis of the corpus callosum was evident. As ...
... At postnatal day 90 (P90), Rapgef2/6-dKO mice, compared with Rapgef2-cKO mice, showed more severe brain malformations, which are characterized by an enlarged ECM beneath a very thin neocortex and generalized atrophy of the hippocampus (Fig. 1A). Also, agenesis of the corpus callosum was evident. As ...
Two Phylogenetic Specializations in the Human Brain
... stronger activity in the primary motor cortex. Similarly, the mid-cingulate cortex is more strongly activated when the subject makes small, precisely controlled movements, whereas in the primary motor cortex, activity increases with the force exerted by the subject (see Fig. 4) (Ehrsson and others 2 ...
... stronger activity in the primary motor cortex. Similarly, the mid-cingulate cortex is more strongly activated when the subject makes small, precisely controlled movements, whereas in the primary motor cortex, activity increases with the force exerted by the subject (see Fig. 4) (Ehrsson and others 2 ...
Neurons in the macaque orbitofrontal cortex code relative
... and Murray, 2004). These observations suggest that the OFC is processing not only reward information but also aversive information. In this study, we focused on how the OFC codes aversive information as well as reward information at the individual neuron level. One hypothesis is that reward informat ...
... and Murray, 2004). These observations suggest that the OFC is processing not only reward information but also aversive information. In this study, we focused on how the OFC codes aversive information as well as reward information at the individual neuron level. One hypothesis is that reward informat ...
An ontology-based search engine for digital
... diversity of content in NeuroMorpho.Org. Our best attempt to organize, integrate, and map the existing annotation on suitable knowledge yielded ten cell type hierarchies spanning the morphology, neurotransmitter, development (birthday), molecular biomarker, electrophysiology, circuitry (e.g., ‘local ...
... diversity of content in NeuroMorpho.Org. Our best attempt to organize, integrate, and map the existing annotation on suitable knowledge yielded ten cell type hierarchies spanning the morphology, neurotransmitter, development (birthday), molecular biomarker, electrophysiology, circuitry (e.g., ‘local ...
Controlling gene expression with the Q repressible binary
... carrying both transgenes consistently showed robust expression of GFP in VA12 and DA9 neurons (100%, 120/120), reflecting the promoter activity of Pmig-13 (Fig. 4h–j). In addition, when QS driven by the unc-4c promoter (expressed in all DA neurons including DA9) was introduced into this strain, the ...
... carrying both transgenes consistently showed robust expression of GFP in VA12 and DA9 neurons (100%, 120/120), reflecting the promoter activity of Pmig-13 (Fig. 4h–j). In addition, when QS driven by the unc-4c promoter (expressed in all DA neurons including DA9) was introduced into this strain, the ...
Spatial and temporal correlation between neuron neuronopathic Gaucher disease
... the substantia nigra started showing faint Mac2 immunoreactivity from 12 days (Figs 5A and 6A), which became more intense and widespread with increased age. Microglial activation was evident in both pars compacta [substantia nigra compacta (SNC)] and reticularis [substantia nigra reticulata (SNR)] o ...
... the substantia nigra started showing faint Mac2 immunoreactivity from 12 days (Figs 5A and 6A), which became more intense and widespread with increased age. Microglial activation was evident in both pars compacta [substantia nigra compacta (SNC)] and reticularis [substantia nigra reticulata (SNR)] o ...
Computational themes of peripheral processing
... is limited. Due to the low frequency resolution of most insects, a particularly large part of the usable information about auditory signals resides in amplitude modulations (contribution Ronacher et al. 2014; contribution Kostarakos and Hedwig). Thus, an accurate encoding of the amplitude of the sti ...
... is limited. Due to the low frequency resolution of most insects, a particularly large part of the usable information about auditory signals resides in amplitude modulations (contribution Ronacher et al. 2014; contribution Kostarakos and Hedwig). Thus, an accurate encoding of the amplitude of the sti ...
Mirror neurons and the 8 parallel consciousnesses
... present on the left side of their environment, and shaves only on the right, etc.(16) However, it has been shown that such a person is able to unconsciously perceive the images placed on the left(43). This makes neglect an ideal situation for identifying the correlates of cerebral consciousness. Ind ...
... present on the left side of their environment, and shaves only on the right, etc.(16) However, it has been shown that such a person is able to unconsciously perceive the images placed on the left(43). This makes neglect an ideal situation for identifying the correlates of cerebral consciousness. Ind ...
Oriented Axon Projections in Primary Visual Cortex of the Monkey
... majority of the axon terminals fall within or just outside of the limits of the cortical mapping of the classical receptive field. Thus local axons produce a field of monosynaptic excitation that aligns with orientation axes and reaches neurons that have receptive fields which are adjacent in visual ...
... majority of the axon terminals fall within or just outside of the limits of the cortical mapping of the classical receptive field. Thus local axons produce a field of monosynaptic excitation that aligns with orientation axes and reaches neurons that have receptive fields which are adjacent in visual ...
The Nervous System - Fisiokinesiterapia
... • Standards for these conditions were revised in 2004. Please check out TBIs at Mayoclinic.com for more current information on diagnostic terminology. ...
... • Standards for these conditions were revised in 2004. Please check out TBIs at Mayoclinic.com for more current information on diagnostic terminology. ...