Mental Disorders
... Any injury to the spine must be considered serious and should be evaluated by a health care professional. Swelling of the spinal cord or the tissue around it in response to trauma can result in temporary loss of nerve function. An injury to the upper part of the spinal cord may result in quadriplegi ...
... Any injury to the spine must be considered serious and should be evaluated by a health care professional. Swelling of the spinal cord or the tissue around it in response to trauma can result in temporary loss of nerve function. An injury to the upper part of the spinal cord may result in quadriplegi ...
From view cells and place cells to cognitive map learning
... from the frontal or hippocampal de®cits in that there is no additional memory de®cit after PPC lesions. From the anatomical data, it is not possible to say that complex object recognition cannot be used for navigation, but the ablation of the Te2 region does not perturbate navigation tasks like thos ...
... from the frontal or hippocampal de®cits in that there is no additional memory de®cit after PPC lesions. From the anatomical data, it is not possible to say that complex object recognition cannot be used for navigation, but the ablation of the Te2 region does not perturbate navigation tasks like thos ...
Second-Order Patterns in Human Visual Cortex`` on ``Orientation
... from their background. Despite the ease with which we perceive the two zebras in a background of black and white stripes this is a challenging operation for the visual system. The edges that separate the two zebras from each other and their background divide the image in homogeneous regions that dif ...
... from their background. Despite the ease with which we perceive the two zebras in a background of black and white stripes this is a challenging operation for the visual system. The edges that separate the two zebras from each other and their background divide the image in homogeneous regions that dif ...
A Journey Through the Central Nervous System
... – All ascending tracts move through the thalamus to the cerebral cortex through nuclei – Many nuclei • Ventral posterior lateral nucleus – Impulses from general somatic sensory receptors for touch, pressure , pain) ...
... – All ascending tracts move through the thalamus to the cerebral cortex through nuclei – Many nuclei • Ventral posterior lateral nucleus – Impulses from general somatic sensory receptors for touch, pressure , pain) ...
Canonical Neural Models1
... currents. The rest state (black circle) is stable, but small perturbations can push the voltage beyond the threshold (white circle) thereby causing a large amplitude excursion – action potential. The voltage variable changes slowly near the rest states, but fast during the generation of action poten ...
... currents. The rest state (black circle) is stable, but small perturbations can push the voltage beyond the threshold (white circle) thereby causing a large amplitude excursion – action potential. The voltage variable changes slowly near the rest states, but fast during the generation of action poten ...
Neurophysiological Mechanisms Underlying Auditory Image
... of neural activity. Thus, these methods are invaluable tools for localizing cognitive functions, and their application to issues of auditory imagery is described below. The temporal properties of neural responses in cognitive tasks are best captured by direct measures of the neural activity. The ele ...
... of neural activity. Thus, these methods are invaluable tools for localizing cognitive functions, and their application to issues of auditory imagery is described below. The temporal properties of neural responses in cognitive tasks are best captured by direct measures of the neural activity. The ele ...
Johsua Kani - How Genomic Analysis is Changing the Theory of Stress and Aging
... responsible for higher cognitive functions, and the hippocampus, which has significant role in memory storage. The outer layer of the cortex becomes emaciated; this is often related to a lessening of connections between neurons of different brain regions. The myelin that serves as an insulator for a ...
... responsible for higher cognitive functions, and the hippocampus, which has significant role in memory storage. The outer layer of the cortex becomes emaciated; this is often related to a lessening of connections between neurons of different brain regions. The myelin that serves as an insulator for a ...
lecture #6
... •botulism causes paralysis through blockage of ACh release from motor neurons • NT receptors can be blocked or activated •isoproterenol binds to epinephrine receptors - used in asthma to mimic the effects of epinephrine • schizophrenia – caused by an excess of dopamine •Zyprexa blocks dopamine and s ...
... •botulism causes paralysis through blockage of ACh release from motor neurons • NT receptors can be blocked or activated •isoproterenol binds to epinephrine receptors - used in asthma to mimic the effects of epinephrine • schizophrenia – caused by an excess of dopamine •Zyprexa blocks dopamine and s ...
Modelling the Grid-like Encoding of Visual Space
... The majority of conventional grid cell models rely on mechanisms that directly integrate information on the velocity and direction of an animal into a periodic representation of the animal’s location (Kerdels, 2016). As a consequence, the particular models do not generalize well, i.e., they can not ...
... The majority of conventional grid cell models rely on mechanisms that directly integrate information on the velocity and direction of an animal into a periodic representation of the animal’s location (Kerdels, 2016). As a consequence, the particular models do not generalize well, i.e., they can not ...
Development of the adolescent brain
... regions become fully myelinated in the first few years of life, although the volume of brain tissue remains stable, axons in the frontal cortex continue to be myelinated well into adolescence (Yakovlev & Lecours, 1967). The implication of this research is that the transmission speed of neural inform ...
... regions become fully myelinated in the first few years of life, although the volume of brain tissue remains stable, axons in the frontal cortex continue to be myelinated well into adolescence (Yakovlev & Lecours, 1967). The implication of this research is that the transmission speed of neural inform ...
Binding memory fragments together to form declarative memories
... processing. Encoding refers to the initial stage, when information arrives in the brain following sensory analysis or via imagination. The term encoding has been used to refer to the input and comprehension of this information (which is not problematic for amnesic patients), as well as to the transf ...
... processing. Encoding refers to the initial stage, when information arrives in the brain following sensory analysis or via imagination. The term encoding has been used to refer to the input and comprehension of this information (which is not problematic for amnesic patients), as well as to the transf ...
Learning as a phenomenon occurring in a critical state
... task induces dynamic changes in the functional connectivity able to “sculpt” the spontaneous activity of the resting human brain and to act as a form of “system memory” [21]. It is therefore tempting to investigate the role that critical behaviour plays in the most important task of neuronal network ...
... task induces dynamic changes in the functional connectivity able to “sculpt” the spontaneous activity of the resting human brain and to act as a form of “system memory” [21]. It is therefore tempting to investigate the role that critical behaviour plays in the most important task of neuronal network ...
Cortical surface area and cortical thickness in the precuneus
... Zhang and Li, 2012). For long time parietal areas have been somehow neglected in terms of comparative neuroanatomy and functional analyses, at least when compared with other cortical districts that have received more consideration through the history of neuroscience. Generally, studies have been dev ...
... Zhang and Li, 2012). For long time parietal areas have been somehow neglected in terms of comparative neuroanatomy and functional analyses, at least when compared with other cortical districts that have received more consideration through the history of neuroscience. Generally, studies have been dev ...
The Basics of Brain Development | SpringerLink
... Figure 4b orients the embryo within the context of the embryonic placenta, and Fig. 4c shows how the embryonic spatial axes relate to the major spatial dimensions of the infant (see figure caption for details). Each of the two layers contains a different, very primitive cell type (Fig. 5b). The uppe ...
... Figure 4b orients the embryo within the context of the embryonic placenta, and Fig. 4c shows how the embryonic spatial axes relate to the major spatial dimensions of the infant (see figure caption for details). Each of the two layers contains a different, very primitive cell type (Fig. 5b). The uppe ...
Nervous System
... • Extensions of the soma form nerve such as dendrites which conduct nerve impulses toward the soma, and axon which conducts nerve impulses away from the soma (to another neuron, or to an effect or organ). • The number of dendrites ranges from 1 ( in unipolar and bipolar neurons) to thousands ( in mu ...
... • Extensions of the soma form nerve such as dendrites which conduct nerve impulses toward the soma, and axon which conducts nerve impulses away from the soma (to another neuron, or to an effect or organ). • The number of dendrites ranges from 1 ( in unipolar and bipolar neurons) to thousands ( in mu ...
Lesion Mapping the Four-Factor Structure of Emotional Intelligence
... to empathize with others was seen to rely on ventrolateral PFC, insular cortex and the posterior temporal lobes (Driscoll et al., 2012). Affective theory of mind, or the ability to predict and perceive the emotional states of others, was observed among participants with damage to the left ventromedia ...
... to empathize with others was seen to rely on ventrolateral PFC, insular cortex and the posterior temporal lobes (Driscoll et al., 2012). Affective theory of mind, or the ability to predict and perceive the emotional states of others, was observed among participants with damage to the left ventromedia ...
Reductionism and the Irreducibility of Consciousness
... 1. To argue that consciousness is irreducible to properties of the brain. 2. To show why consciousness is irreducible, and 3. To show why it does not make any difference at all to our scientific world view that consciousness should be irreducible. § Emergent Properties [system features] ___ Suppose ...
... 1. To argue that consciousness is irreducible to properties of the brain. 2. To show why consciousness is irreducible, and 3. To show why it does not make any difference at all to our scientific world view that consciousness should be irreducible. § Emergent Properties [system features] ___ Suppose ...
Learning: Not Just the Facts, Ma`am, but the
... processing in the OFC and striatum that found that activity is correlated with the difference between the obtained and unobtained outcomes. Thus, the study by Boorman and colleagues suggests that lFPC, premotor cortex, and dorso-medial prefrontal cortex do not mediate regret per se, but instead cont ...
... processing in the OFC and striatum that found that activity is correlated with the difference between the obtained and unobtained outcomes. Thus, the study by Boorman and colleagues suggests that lFPC, premotor cortex, and dorso-medial prefrontal cortex do not mediate regret per se, but instead cont ...
Nervous System
... which has changed a variable from its set point • from eyes, skin, blood vessels, ears, digestive tract, joints, muscles, lungs… • Integration – interpretation of sensory information by the CNS • type, location and magnitude of stimulus • Transmit motor information – propagate APs from the CNS to va ...
... which has changed a variable from its set point • from eyes, skin, blood vessels, ears, digestive tract, joints, muscles, lungs… • Integration – interpretation of sensory information by the CNS • type, location and magnitude of stimulus • Transmit motor information – propagate APs from the CNS to va ...
Nervous System
... which has changed a variable from its set point • from eyes, skin, blood vessels, ears, digestive tract, joints, muscles, lungs… • Integration – interpretation of sensory information by the CNS • type, location and magnitude of stimulus • Transmit motor information – propagate APs from the CNS to va ...
... which has changed a variable from its set point • from eyes, skin, blood vessels, ears, digestive tract, joints, muscles, lungs… • Integration – interpretation of sensory information by the CNS • type, location and magnitude of stimulus • Transmit motor information – propagate APs from the CNS to va ...
Neurophysiological foundations of sleep, arousal, awareness and
... and ponto-geniculo-occipital waves can registered following arousal (activation of these structures). This phase is characterised by inhibition of motor neurons (activation of glycinergic intermediate neurons of the spinal cord, which inhibit α motoneurons), activation of the limbic system, increase ...
... and ponto-geniculo-occipital waves can registered following arousal (activation of these structures). This phase is characterised by inhibition of motor neurons (activation of glycinergic intermediate neurons of the spinal cord, which inhibit α motoneurons), activation of the limbic system, increase ...
