Bruenech, R., Ruskell, G., "Myotendinous Nerve Endings in Human
... tendinous collagen, was partly or completely enclosed by thin fibroblast-like capsular cells, lacking a basal lamina, to form myotendinous complexes (Figs. 3 and 4). While complete encapsulation was rare in the infant sample, it was quite common in adults. The recurrent path of the myelinated nerve ...
... tendinous collagen, was partly or completely enclosed by thin fibroblast-like capsular cells, lacking a basal lamina, to form myotendinous complexes (Figs. 3 and 4). While complete encapsulation was rare in the infant sample, it was quite common in adults. The recurrent path of the myelinated nerve ...
Sensory Afferent Neurotransmission in Caudal Nucleus Tractus
... transmission is mediated by glutamate acting at post-synaptic non-NMDA receptors. Glutamate release depends on at least four different presynaptic calcium channels with N-type predominating. This profile of presynaptic calcium channels in NTS is also present at the peripheral soma, but absent from t ...
... transmission is mediated by glutamate acting at post-synaptic non-NMDA receptors. Glutamate release depends on at least four different presynaptic calcium channels with N-type predominating. This profile of presynaptic calcium channels in NTS is also present at the peripheral soma, but absent from t ...
Shootin1 - The Journal of Cell Biology
... Recent studies have begun to define the signaling pathways involved in neuronal polarization. Esch et al. (1999) reported that the extracellular signals laminin and neuron-glia cell adhesion molecule can specify which neurite will become an axon. As effectors of spatial signals, rearrangements of th ...
... Recent studies have begun to define the signaling pathways involved in neuronal polarization. Esch et al. (1999) reported that the extracellular signals laminin and neuron-glia cell adhesion molecule can specify which neurite will become an axon. As effectors of spatial signals, rearrangements of th ...
Artificial Intelligence
... • The neuron receives inputs from other neurons along its dendrites, and when this input signal exceeds a certain threshold, the neuron “fires”—in fact, a chemical reaction occurs, which causes an electrical pulse, known as an action potential, to be sent down the axon (the output of the neuron), to ...
... • The neuron receives inputs from other neurons along its dendrites, and when this input signal exceeds a certain threshold, the neuron “fires”—in fact, a chemical reaction occurs, which causes an electrical pulse, known as an action potential, to be sent down the axon (the output of the neuron), to ...
Synaptic Transmission between Dorsal Root Ganglion and Dorsal
... dorsal horn of rat spinal cord (Greenamyre et al., 1984) suggesting that amino acids may function as sensory transmitters released from cutaneous afferents. Direct confirmation of the role of acidic amino acids as primary sensory transmitters is still lacking. In studies with intact spinal cord prep ...
... dorsal horn of rat spinal cord (Greenamyre et al., 1984) suggesting that amino acids may function as sensory transmitters released from cutaneous afferents. Direct confirmation of the role of acidic amino acids as primary sensory transmitters is still lacking. In studies with intact spinal cord prep ...
video slide - Buena Park High School
... 4 The sensory neurons communicate with motor neurons that supply the quadriceps. The motor neurons convey signals to the quadriceps, causing it to contract and jerking the lower leg forward. ...
... 4 The sensory neurons communicate with motor neurons that supply the quadriceps. The motor neurons convey signals to the quadriceps, causing it to contract and jerking the lower leg forward. ...
IBRO 2008
... means of a specific sodium channel shRNA, also produces an increase in vGlut levels. This increase occurs specifically on boutons forming direct contacts onto the silent neuron. On the other hand, vGlut levels on the axonal output of the silent neuron did not change. Our studies reveal that both glo ...
... means of a specific sodium channel shRNA, also produces an increase in vGlut levels. This increase occurs specifically on boutons forming direct contacts onto the silent neuron. On the other hand, vGlut levels on the axonal output of the silent neuron did not change. Our studies reveal that both glo ...
A visual processing task: Retina and V1
... The description of the processing of our task starts with the retina. The retina is a thin layer of cells in the back of the eye-ball which convert the light into neural signals, Fig. 7.2. In the centre is the fovea, which is a high resolution area. The resolution gets less and less further away fro ...
... The description of the processing of our task starts with the retina. The retina is a thin layer of cells in the back of the eye-ball which convert the light into neural signals, Fig. 7.2. In the centre is the fovea, which is a high resolution area. The resolution gets less and less further away fro ...
Lbx1 marks a subset of interneurons in chick hindbrain and spinal cord
... Fig. 1. Comparative expression analysis of Lbx1. (A±C) Flat mounted hindbrains at HH18 (A) and HH24 (B,C), labelled with Lbx1 in blue and Serrate-1 (A,B) or Delta-1 (C) in red. Anterior is to the top, ventral is in the midline, dorsal is to the sides. Note the continuous expression domain of Lbx1 po ...
... Fig. 1. Comparative expression analysis of Lbx1. (A±C) Flat mounted hindbrains at HH18 (A) and HH24 (B,C), labelled with Lbx1 in blue and Serrate-1 (A,B) or Delta-1 (C) in red. Anterior is to the top, ventral is in the midline, dorsal is to the sides. Note the continuous expression domain of Lbx1 po ...
Supplementary Information - Gatsby Computational Neuroscience Unit
... bursting in LGN5,6, or for is the strong temporal correlations that have been observed in LGN responses7. These properties are likely to influence the information available in the input to the cortex. However, it is unlikely that the fraction of this information that is transmitted to the cortical s ...
... bursting in LGN5,6, or for is the strong temporal correlations that have been observed in LGN responses7. These properties are likely to influence the information available in the input to the cortex. However, it is unlikely that the fraction of this information that is transmitted to the cortical s ...
MS word - University of Kentucky
... contains axons of neurons innervating the pleopod musculature and sensory axons; the second root contains axons innervating phasic and tonic extensor musculature and sensory axons; and the third root, which leaves the nerve cord several millimeters caudal to the ganglion, contains axons innervating ...
... contains axons of neurons innervating the pleopod musculature and sensory axons; the second root contains axons innervating phasic and tonic extensor musculature and sensory axons; and the third root, which leaves the nerve cord several millimeters caudal to the ganglion, contains axons innervating ...
central mechanisms underlying short-term and long
... greatly reduces the pressor and tachycardic response evoked by air stress in the conscious rat (StotzPotter et al, 1996). These observations indicate that the DMH may be a critical region integrating the cardiovascular as well as other autonomic and non-autonomic components of the response to an acu ...
... greatly reduces the pressor and tachycardic response evoked by air stress in the conscious rat (StotzPotter et al, 1996). These observations indicate that the DMH may be a critical region integrating the cardiovascular as well as other autonomic and non-autonomic components of the response to an acu ...
Cells of the Nervous System
... nature of the action potential, it is time to describe the ways in which neurons can communicate with each other. These communications make it possible for circuits of neurons to gather sensory information, make plans, and initiate behaviors via synapses. The primary means of communication between n ...
... nature of the action potential, it is time to describe the ways in which neurons can communicate with each other. These communications make it possible for circuits of neurons to gather sensory information, make plans, and initiate behaviors via synapses. The primary means of communication between n ...
Tangential Networks of Precocious Neurons and Early Axonal
... munoreactivity were seen in the rostral thalamus, where GAP43-positive cells and fibers were more abundant: only a few MAP2immunopositive cells were detected in the DTh at CS 17. The more mature intermediate zone of the VTh was composed partly of MAP2-positive cells and fibers. In the rostral basal ...
... munoreactivity were seen in the rostral thalamus, where GAP43-positive cells and fibers were more abundant: only a few MAP2immunopositive cells were detected in the DTh at CS 17. The more mature intermediate zone of the VTh was composed partly of MAP2-positive cells and fibers. In the rostral basal ...
Cellular and Molecular Mechanisms of Learning and Memory
... the extent of this generality. Because certain behavioral phenomena are common to both Aplysia and higher organisms, the study of Aplysia is predicated on the assumption that the cellular bases of these learning mechanisms can be extrapolated to synaptic plasticity in organisms with more complex ner ...
... the extent of this generality. Because certain behavioral phenomena are common to both Aplysia and higher organisms, the study of Aplysia is predicated on the assumption that the cellular bases of these learning mechanisms can be extrapolated to synaptic plasticity in organisms with more complex ner ...
18 The Somatosensory System II: Touch, Thermal Sense, and Pain
... • If you step on a sharp object with your left foot, your spinothalamic tract enables you to realize “something sharp is puncturing the sole of my ...
... • If you step on a sharp object with your left foot, your spinothalamic tract enables you to realize “something sharp is puncturing the sole of my ...
Nervous System Chapter 8 ppt copy
... When you touch a hot object you automatically pull your hand away without a conscious effort. Such automatic reflex actions are governed by a simple combination of neurons called reflex arcs. Usually there are five (5) parts of a reflex arc ...
... When you touch a hot object you automatically pull your hand away without a conscious effort. Such automatic reflex actions are governed by a simple combination of neurons called reflex arcs. Usually there are five (5) parts of a reflex arc ...
Ch 12
... – In the spinal cord = gray matter forms an H-shaped inner core surrounded by white matter – In the brain = a thin outer shell of gray matter covers the surface & is found in clusters called nuclei inside the CNS • A nucleus is a mass of nerve cell bodies and dendrites inside the CNS. Principles of ...
... – In the spinal cord = gray matter forms an H-shaped inner core surrounded by white matter – In the brain = a thin outer shell of gray matter covers the surface & is found in clusters called nuclei inside the CNS • A nucleus is a mass of nerve cell bodies and dendrites inside the CNS. Principles of ...
Sample Chapter 8 from the Textbook
... specialized sheaths, called myelin sheaths, wrapped around them (figure 8.6). Each oligodendrocyte process or Schwann cell repeatedly wraps around a segment of an axon to form a series of tightly wrapped cell membranes. A typical small nerve, which consists of axons of multiple neurons, usually cont ...
... specialized sheaths, called myelin sheaths, wrapped around them (figure 8.6). Each oligodendrocyte process or Schwann cell repeatedly wraps around a segment of an axon to form a series of tightly wrapped cell membranes. A typical small nerve, which consists of axons of multiple neurons, usually cont ...
Chapter 3
... – In the spinal cord = gray matter forms an H-shaped inner core surrounded by white matter – In the brain = a thin outer shell of gray matter covers the surface & is found in clusters called nuclei inside the CNS • A nucleus is a mass of nerve cell bodies and dendrites inside the CNS. Principles of ...
... – In the spinal cord = gray matter forms an H-shaped inner core surrounded by white matter – In the brain = a thin outer shell of gray matter covers the surface & is found in clusters called nuclei inside the CNS • A nucleus is a mass of nerve cell bodies and dendrites inside the CNS. Principles of ...
Parallel Fibers Synchronize Spontaneous Activity in Cerebellar
... Golgi cells play an important role in cerebellar f unction, because they are the only element within the circuit that regulates granule cell activity (Eccles et al., 1964) (Fig. 1 A). Feedback inhibition exerted by Golgi cells may set the activation threshold for granule cell firing, thus retaining ...
... Golgi cells play an important role in cerebellar f unction, because they are the only element within the circuit that regulates granule cell activity (Eccles et al., 1964) (Fig. 1 A). Feedback inhibition exerted by Golgi cells may set the activation threshold for granule cell firing, thus retaining ...
Structure and function in the cerebral ganglion
... that some procerebral neurons are true projection neurons. They receive functional inputs within the procerebrum and they transmit to locations outside the procerebrum, presumably in a manner that generates behaviors appropriate to the olfactory signal. Other cells have neurites that are confined to ...
... that some procerebral neurons are true projection neurons. They receive functional inputs within the procerebrum and they transmit to locations outside the procerebrum, presumably in a manner that generates behaviors appropriate to the olfactory signal. Other cells have neurites that are confined to ...
doc Lecuter and chapter notes
... reuptake: the removal of neurotransmitters from the synaptic cleft by special transporter molecules after the receptors have been exposed to them enzyme deactivation: a way of ending a postsynaptic potential by means of an enzyme that takes apart the neurotransmitter, used only for acetylcholine axo ...
... reuptake: the removal of neurotransmitters from the synaptic cleft by special transporter molecules after the receptors have been exposed to them enzyme deactivation: a way of ending a postsynaptic potential by means of an enzyme that takes apart the neurotransmitter, used only for acetylcholine axo ...
Mapping Function Onto Neuronal Morphology
... final morphologies and simulations of the electrophysiological neuronal dynamics should be compared with biological data. The compartmental models we used are based on the “well-established” description of current flow in neurons by the cable equation (Rall ...
... final morphologies and simulations of the electrophysiological neuronal dynamics should be compared with biological data. The compartmental models we used are based on the “well-established” description of current flow in neurons by the cable equation (Rall ...
Reprint () - Centre de recherche CERVO
... Type I fibers are thick and distribute to the Po and to other regions of the midbrain, i.e., the prerubral field, the deep layers of the superior colliculus, the anterior pretectal nucleus, and the ventral part of the zona incerta. Type II fibers are thin; branch sparsely in the tectum; and form sma ...
... Type I fibers are thick and distribute to the Po and to other regions of the midbrain, i.e., the prerubral field, the deep layers of the superior colliculus, the anterior pretectal nucleus, and the ventral part of the zona incerta. Type II fibers are thin; branch sparsely in the tectum; and form sma ...