Evolution of the Nervous System
... Conduction of a nerve impulse is an all-ornothing event Intensity of signal is determined by how many impulses are generated within a given time span ...
... Conduction of a nerve impulse is an all-ornothing event Intensity of signal is determined by how many impulses are generated within a given time span ...
Temporal and spatial neural dynamics in the perception of basic
... other regions it is firing with, as well as by the specific time-range at which they connect and synchronize. Therefore, the neural network involved in emotion processing could, in principle, overlap spatially across emotions, being the unique temporal profile of connectivity and synchrony the criti ...
... other regions it is firing with, as well as by the specific time-range at which they connect and synchronize. Therefore, the neural network involved in emotion processing could, in principle, overlap spatially across emotions, being the unique temporal profile of connectivity and synchrony the criti ...
Bioinspired Computing Lecture 5
... In this seminal paper, Warren McCulloch and Walter Pitts invented the first artificial (MP) neuron, based on the insight that a nerve cell will fire an impulse only if its threshold value is exceeded. MP neurons are hard-wired devices, reading pre-defined input-output associations to determine their ...
... In this seminal paper, Warren McCulloch and Walter Pitts invented the first artificial (MP) neuron, based on the insight that a nerve cell will fire an impulse only if its threshold value is exceeded. MP neurons are hard-wired devices, reading pre-defined input-output associations to determine their ...
Brain Storm - School of Rehabilitation Therapy
... During brain development the rostral end of the neural tube ends at the lamina terminalis of the diencephalon. The lateral ventricles then expand along with the accompanying cerebral hemispheres (telencephalon) with its axis centered about the insula (L. island). A number of C-shaped brain structure ...
... During brain development the rostral end of the neural tube ends at the lamina terminalis of the diencephalon. The lateral ventricles then expand along with the accompanying cerebral hemispheres (telencephalon) with its axis centered about the insula (L. island). A number of C-shaped brain structure ...
Loss of orexin/NARP neurons in human narcolepsy
... mRNA, and cerebrospinal fluid levels of ORX are often reduced in patients with cataplexy. Mice and dogs lacking ORX or ORX receptors display narcolepsy-like symptoms similar to those observed in people. Further, mice and rats with an engineered loss of ORX neurons have a nearly identical narcolepsy ...
... mRNA, and cerebrospinal fluid levels of ORX are often reduced in patients with cataplexy. Mice and dogs lacking ORX or ORX receptors display narcolepsy-like symptoms similar to those observed in people. Further, mice and rats with an engineered loss of ORX neurons have a nearly identical narcolepsy ...
kainic acid lesion-induced deficits on cognitive performance in
... Previous studies have suggested that Parkinson’s disease (PD) is a progressive neurodegenerative disorder characterized by abnormal motor signs, akinesia, rigidity, tremor, and learning and memory deficits (Hefco et al., 2003; Piallat et al., 1996; Takada et al., 2000). It is the consensus that the ...
... Previous studies have suggested that Parkinson’s disease (PD) is a progressive neurodegenerative disorder characterized by abnormal motor signs, akinesia, rigidity, tremor, and learning and memory deficits (Hefco et al., 2003; Piallat et al., 1996; Takada et al., 2000). It is the consensus that the ...
GustOlf9
... II. Olfactory System B. 1° olfactory neurons in nasal mucosa (olfactory mucosa) in superior nasal concha contains bipolar neurons which are chemosensitive small fasciculus cribiform plate of ethmoid bone olfactory nerve) -Note risk of anosmia with head trauma (shearing of these fibres. Recept ...
... II. Olfactory System B. 1° olfactory neurons in nasal mucosa (olfactory mucosa) in superior nasal concha contains bipolar neurons which are chemosensitive small fasciculus cribiform plate of ethmoid bone olfactory nerve) -Note risk of anosmia with head trauma (shearing of these fibres. Recept ...
Brain, Mood and Cognition in Hypothyroidism
... studies have indicated that adult-onset hypothyroidism leads to impaired memory, anxiety and depression associated with alterations in hippocampal and amygdalar neuronal plasticity (Alzoubi et al., 2009; Montero-Pedrazuela et al., 2006, 2011). Magnetic resonance imaging (MRI) is a powerful non-invas ...
... studies have indicated that adult-onset hypothyroidism leads to impaired memory, anxiety and depression associated with alterations in hippocampal and amygdalar neuronal plasticity (Alzoubi et al., 2009; Montero-Pedrazuela et al., 2006, 2011). Magnetic resonance imaging (MRI) is a powerful non-invas ...
Reelin and apolipoprotein E receptor 2 in the embryonic and mature
... the actin cytoskeleton (Chung et al. 2001). It is also possible that the Fyn/Src cascade synergizes with signals generated by ligand-engaged integrins at adhesion sites. In addition to initiating the Fyn/Src tyrosine kinase cascade, reelin-dependent phosphorylation of Dab1 induces activation of the ...
... the actin cytoskeleton (Chung et al. 2001). It is also possible that the Fyn/Src cascade synergizes with signals generated by ligand-engaged integrins at adhesion sites. In addition to initiating the Fyn/Src tyrosine kinase cascade, reelin-dependent phosphorylation of Dab1 induces activation of the ...
Spinogenesis and pruning in the primary auditory
... Here we investigated the morphology of layer III pyramidal cells of the primary auditory area (A1) in monkeys aged 2 days to 41/2 years old. We found that, while peak spinogenesis was observed at 31/2 months of age (see also (Bourgeois and Goldman-Rakic, 1993; Bourgeois et al., 1994; Lidow et al., 1 ...
... Here we investigated the morphology of layer III pyramidal cells of the primary auditory area (A1) in monkeys aged 2 days to 41/2 years old. We found that, while peak spinogenesis was observed at 31/2 months of age (see also (Bourgeois and Goldman-Rakic, 1993; Bourgeois et al., 1994; Lidow et al., 1 ...
Differential functional connectivity of rostral
... resolution of interference from emotional information, and recruitment of appropriate cognitive and motor control, a series of functions that require active communication between limbic, striatal, prefrontal and sensorimotor regions (Bush et al., 2000; Pollatos et al., 2007; Heatherton and Wagner, 2 ...
... resolution of interference from emotional information, and recruitment of appropriate cognitive and motor control, a series of functions that require active communication between limbic, striatal, prefrontal and sensorimotor regions (Bush et al., 2000; Pollatos et al., 2007; Heatherton and Wagner, 2 ...
Baars - neurofeedback - Aspen2008
... NEURON, or almost any arbitrary POPULATION of neurons has been reliablr reported for about fifty years. ...
... NEURON, or almost any arbitrary POPULATION of neurons has been reliablr reported for about fifty years. ...
Attention-Deficit Hyperactivity Disorder
... in ADHD use dopamine to communicate with one another (green arrows). Genetic studies suggest that people with ADHD might have alterations in genes encoding either the D4 dopamine receptor, which receives incoming signals, or the dopamine transporter, which scavenges released dopamine for reuse. The ...
... in ADHD use dopamine to communicate with one another (green arrows). Genetic studies suggest that people with ADHD might have alterations in genes encoding either the D4 dopamine receptor, which receives incoming signals, or the dopamine transporter, which scavenges released dopamine for reuse. The ...
Role of Nitric Oxide on Dopamine Release and Morphine
... rise in the ability of opioids to promote DA release in NA and VTA brain regions that are thought to be involved in this process (Yaribeygi et al., 2014). NA is a complex forebrain structure, involved in the regulation of motivation and motor behavior. Some evidence suggests that morphine-induced se ...
... rise in the ability of opioids to promote DA release in NA and VTA brain regions that are thought to be involved in this process (Yaribeygi et al., 2014). NA is a complex forebrain structure, involved in the regulation of motivation and motor behavior. Some evidence suggests that morphine-induced se ...
Dr.Kaan Yücel yeditepeanatomyfhs122.wordpress.com Introduction
... small bundles, which are oriented in many different directions. Thus, as its name suggest, it is like a network extending from the spinal cord through the medulla, the pons, the midbrain, the subthalamus, hypothalamus and the thalamus. The reticular formation and the olfactory and limbic systems are ...
... small bundles, which are oriented in many different directions. Thus, as its name suggest, it is like a network extending from the spinal cord through the medulla, the pons, the midbrain, the subthalamus, hypothalamus and the thalamus. The reticular formation and the olfactory and limbic systems are ...
Predicting functional neuroanatomical maps from fusing
... reduced sampling artifacts in gene density maps, like image artifacts that appear as outliers with high density scores (e.g. air bubbles) (11). The functional relation between genes and neuroanatomy is expressed by weighting either incoming or outgoing connections of every spatial sample point by S. ...
... reduced sampling artifacts in gene density maps, like image artifacts that appear as outliers with high density scores (e.g. air bubbles) (11). The functional relation between genes and neuroanatomy is expressed by weighting either incoming or outgoing connections of every spatial sample point by S. ...
Reinforcement, and Punishment Striatal Mechanisms Underlying
... Sports matches often end with a similar sight. The winning team runs around the field, pumps their fists, and jumps on top of one another. In contrast, the losing team kneels or lies on the ground, sits on the bench, or walks slowly off the field. In terms of motor output, the winning team can be de ...
... Sports matches often end with a similar sight. The winning team runs around the field, pumps their fists, and jumps on top of one another. In contrast, the losing team kneels or lies on the ground, sits on the bench, or walks slowly off the field. In terms of motor output, the winning team can be de ...
2015 CPSR Trainee Award Winners
... cardiovascular function among chronic stroke patients and to describe the metabolic demands of FET. The hypothesis is that FET will lead to greater improvements in resting energy metabolism (i.e., increased resting metabolic rate and improved lipid metabolism) and functional recovery. By adding mea ...
... cardiovascular function among chronic stroke patients and to describe the metabolic demands of FET. The hypothesis is that FET will lead to greater improvements in resting energy metabolism (i.e., increased resting metabolic rate and improved lipid metabolism) and functional recovery. By adding mea ...
Is anterior cingulate cortex necessary for cognitive control?Brain, 128
... of group membership and level of conflict on the Stroop interference effect and go–no go error rates using repeated measures ANOVA, with significance set at P < 0.05, two tailed. This analysis supported the null hypothesis, which could in principle be due to inadequate statistical power to detect di ...
... of group membership and level of conflict on the Stroop interference effect and go–no go error rates using repeated measures ANOVA, with significance set at P < 0.05, two tailed. This analysis supported the null hypothesis, which could in principle be due to inadequate statistical power to detect di ...
Get PDF - Wiley Online Library
... Stoneham and colleagues proposed a ‘swipe card’ model, which suggests that the vibration spectrum of an odorant molecule is read and picked up by receptors for non-mechanical actuation... Since 2001, Turin has been working with Flexitral, a private company in Chantilly (VA, USA), which produces odor ...
... Stoneham and colleagues proposed a ‘swipe card’ model, which suggests that the vibration spectrum of an odorant molecule is read and picked up by receptors for non-mechanical actuation... Since 2001, Turin has been working with Flexitral, a private company in Chantilly (VA, USA), which produces odor ...
Nuclear receptor coactivators: Regulators of steroid action in brain
... It is thought that coactivators are modulators of cellular responsiveness to steroids. In support, SRC-1 knockout mice, while fertile, have decreased responsiveness in progestin target tissues (91) and partial resistance to thyroid hormone (92). It is important to note that in these mice SRC-2 is up ...
... It is thought that coactivators are modulators of cellular responsiveness to steroids. In support, SRC-1 knockout mice, while fertile, have decreased responsiveness in progestin target tissues (91) and partial resistance to thyroid hormone (92). It is important to note that in these mice SRC-2 is up ...
Commentaries on Viewpoint: A role for the prefrontal cortex in
... distinct factors influencing each other as well as supraspinal fatigue and task failure. It will be interesting to more specifically formulate hypotheses about how the proposed components of the system interact in different contexts. For example, many studies outside the field of exercise science li ...
... distinct factors influencing each other as well as supraspinal fatigue and task failure. It will be interesting to more specifically formulate hypotheses about how the proposed components of the system interact in different contexts. For example, many studies outside the field of exercise science li ...
An alarm pheromone increases the responsivity of
... some strategies directed towards survival. Strategies of survival involve emotional memory which is processed by deep temporal lobe structures, such as amygdaloid complex and hippocampus. In the Wistar rat, 2-heptanone produces anxiety-like behavior and an increased firing rate of basal amygdaline n ...
... some strategies directed towards survival. Strategies of survival involve emotional memory which is processed by deep temporal lobe structures, such as amygdaloid complex and hippocampus. In the Wistar rat, 2-heptanone produces anxiety-like behavior and an increased firing rate of basal amygdaline n ...
