How does alcohol affect the teenage brain?
... It has been more than eight years since Volkmann took his last drink. And while there’s no telling whether his drinking habits during his teens and early twenties impacted his brain function over the long term, experts claim that the incompletely developed brain is remarkably resilient. So theoretic ...
... It has been more than eight years since Volkmann took his last drink. And while there’s no telling whether his drinking habits during his teens and early twenties impacted his brain function over the long term, experts claim that the incompletely developed brain is remarkably resilient. So theoretic ...
Using chaotic artificial neural networks to model memory in the brain
... synchronization modes due to self-adaption. The information process and response in the brain are greatly influenced by external forcing and by internal shifts in control parameters and functional connections. In this way, the brain resembles a chaotic system with isolated neurons. Furthermore, the ...
... synchronization modes due to self-adaption. The information process and response in the brain are greatly influenced by external forcing and by internal shifts in control parameters and functional connections. In this way, the brain resembles a chaotic system with isolated neurons. Furthermore, the ...
Attention, Please: Earl Miller Wants to Make Us All Smarter
... Miller predicted he’d detect activity in multiple neurons in the prefrontal cortex every time he changed the rule. These neurons, he believed, somehow turned up or down the “volume” of the neurons he’d recorded in other areas of the brain. Not only was Miller right, but the rule change consistently ...
... Miller predicted he’d detect activity in multiple neurons in the prefrontal cortex every time he changed the rule. These neurons, he believed, somehow turned up or down the “volume” of the neurons he’d recorded in other areas of the brain. Not only was Miller right, but the rule change consistently ...
Modeling Emotion as an Interaction between
... theory (1999, 2002), and translates it into a rigorous computational model, with grounded neurosymbolic representations. MicroPsi agents possess a motivational system based on pre-defined physiological, social and cognitive demands. Emotions in MicroPsi are understood as - basic affective states (mo ...
... theory (1999, 2002), and translates it into a rigorous computational model, with grounded neurosymbolic representations. MicroPsi agents possess a motivational system based on pre-defined physiological, social and cognitive demands. Emotions in MicroPsi are understood as - basic affective states (mo ...
Functional roles of melanocortin-4 receptor in hippocampal synapse
... behavior. Although MC4R is highly expressed in other brain regions such as cortex and hippocampus, the roles of MC4R in these regions remain elusive. In this study, the functional role of MC4R in synapse plasticity in hippocampus is examined. Methods The regulation of MC4R protein in hippocampal neu ...
... behavior. Although MC4R is highly expressed in other brain regions such as cortex and hippocampus, the roles of MC4R in these regions remain elusive. In this study, the functional role of MC4R in synapse plasticity in hippocampus is examined. Methods The regulation of MC4R protein in hippocampal neu ...
Neuroimaging techniques offer new perspectives on callosal
... et al., 2000; Gazzaniga, 2000). There have been a number of attempts to segment the CC into functional or geometric subregions (Witelson, 1985, 1989; Denenberg et al., 1991; Clarke and Zaidel, 1994). The problem with these arrangements is the assumption that function and topography are related to gr ...
... et al., 2000; Gazzaniga, 2000). There have been a number of attempts to segment the CC into functional or geometric subregions (Witelson, 1985, 1989; Denenberg et al., 1991; Clarke and Zaidel, 1994). The problem with these arrangements is the assumption that function and topography are related to gr ...
The Signal - WM Keck Center for Behavioral Biology
... Cone snails are highly toxic and can be fatal to people. Olivera went on to elaborate how he and his colleagues started getting interested in analyzing the venom of the magician’s cone. It turned out that there are many different components in it, including toxins that act similar to snake toxins th ...
... Cone snails are highly toxic and can be fatal to people. Olivera went on to elaborate how he and his colleagues started getting interested in analyzing the venom of the magician’s cone. It turned out that there are many different components in it, including toxins that act similar to snake toxins th ...
Scientific American - November 2014
... This network includes areas of the medial prefrontal cortex, the posterior cingulate cortex, the precuneus, the inferior parietal lobe and the lateral temporal cortex. The DMN is known to become activated during mind wandering and to play a general role in building and updating internal models of th ...
... This network includes areas of the medial prefrontal cortex, the posterior cingulate cortex, the precuneus, the inferior parietal lobe and the lateral temporal cortex. The DMN is known to become activated during mind wandering and to play a general role in building and updating internal models of th ...
Chapter 07: The Structure of the Nervous System
... Magnetic Resonance Imaging (MRI) Advantages of MRI over CT More detail Does not require X-irradiation Brain slice image in any angle Uses information on how hydrogen atoms respond in the brain to perturbations of a strong magnetic field – signals mapped by computer ...
... Magnetic Resonance Imaging (MRI) Advantages of MRI over CT More detail Does not require X-irradiation Brain slice image in any angle Uses information on how hydrogen atoms respond in the brain to perturbations of a strong magnetic field – signals mapped by computer ...
Access #: 517302 - Riverside County Drug Endangered Children
... "If I hadn't quit, I would have ended up in a mental ward." Prescription drugs stabilize his mood swings, but the Valley College student says he still has little ability to concentrate and must read a page four or five times to comprehend and remember it. "I go through days with no concentration, so ...
... "If I hadn't quit, I would have ended up in a mental ward." Prescription drugs stabilize his mood swings, but the Valley College student says he still has little ability to concentrate and must read a page four or five times to comprehend and remember it. "I go through days with no concentration, so ...
DOC
... The information-processing capability achieved by the human brain is a marvel whose basis is still poorly understood. Recent: neural network models invoking par distributed processing have provided a framework for appreciating how the brain performs its tasks (McClelland, Rumelhart, & the PDP Resear ...
... The information-processing capability achieved by the human brain is a marvel whose basis is still poorly understood. Recent: neural network models invoking par distributed processing have provided a framework for appreciating how the brain performs its tasks (McClelland, Rumelhart, & the PDP Resear ...
Chapter 21: Attention
... Slide 10 Neuroscience: Exploring the Brain, 3rd Ed, Bear, Connors, and Paradiso Copyright © 2007 Lippincott Williams & Wilkins ...
... Slide 10 Neuroscience: Exploring the Brain, 3rd Ed, Bear, Connors, and Paradiso Copyright © 2007 Lippincott Williams & Wilkins ...
IOSR Journal of Dental and Medical Sciences (IOSR-JDMS)
... of having executive function impairment in non demented community-dwelling older adults without advanced physical disability to be strong and independent. Reasons cited included the chronic reduction of cerebral oxygenation secondary to decreased oxygen carrying capacity of the blood due to anaemia; ...
... of having executive function impairment in non demented community-dwelling older adults without advanced physical disability to be strong and independent. Reasons cited included the chronic reduction of cerebral oxygenation secondary to decreased oxygen carrying capacity of the blood due to anaemia; ...
Study Questions
... the representations in level II are associated with and can support an action. With extended training, a habit is formed, that is, connections between the stimulus and response representations in level I become strong enough to support the generation of an instrumental behavior, without projections ...
... the representations in level II are associated with and can support an action. With extended training, a habit is formed, that is, connections between the stimulus and response representations in level I become strong enough to support the generation of an instrumental behavior, without projections ...
Lower activation in the right frontoparietal network during a counting
... severe effects of cocaine to be related to worsened performance (Roselli et al., 2001; Verdejo-García et al., 2004), which is consistent with the hypothesis that stimulant use alters an individual's ability to selectively attend stimuli or to inhibit pre-potent responses (Simon et al., 2000; Verdejo ...
... severe effects of cocaine to be related to worsened performance (Roselli et al., 2001; Verdejo-García et al., 2004), which is consistent with the hypothesis that stimulant use alters an individual's ability to selectively attend stimuli or to inhibit pre-potent responses (Simon et al., 2000; Verdejo ...
WELCH Notes Chapter 12
... 12. Cerebral white matter is responsible for communication between cerebral areas and the cerebral cortex and lower CNS centers. Aka: “seat of intelligence”. Gray matter = “bark”; split into 2 hemispheres. Define gyri, fissure, sulci. Lobes of Cerebrum – frontal, parietal, temporal, occipital & insu ...
... 12. Cerebral white matter is responsible for communication between cerebral areas and the cerebral cortex and lower CNS centers. Aka: “seat of intelligence”. Gray matter = “bark”; split into 2 hemispheres. Define gyri, fissure, sulci. Lobes of Cerebrum – frontal, parietal, temporal, occipital & insu ...
Neural Correlates Underlying Action-intention and Aim-intention Mauro Adenzato () Cristina Becchio
... means, and the effects produced. In fact it involves agentintentionality. Various neural mechanisms have been proposed as possible candidates for the “Who” system (Georgieff & Jeannerod, 1998), specifically dedicated to action attribution. One hypothesized mechanism is the monitoring of signals aris ...
... means, and the effects produced. In fact it involves agentintentionality. Various neural mechanisms have been proposed as possible candidates for the “Who” system (Georgieff & Jeannerod, 1998), specifically dedicated to action attribution. One hypothesized mechanism is the monitoring of signals aris ...
A general mechanism for perceptual decision
... integrating the difference in spike rates from pools of neurons selectively tuned to different perceptual choices9. For example, in a direction-of-motion task, in which the monkey must decide whether a noisy field of dots is moving upward or downward, a decision can be formed by computing the differ ...
... integrating the difference in spike rates from pools of neurons selectively tuned to different perceptual choices9. For example, in a direction-of-motion task, in which the monkey must decide whether a noisy field of dots is moving upward or downward, a decision can be formed by computing the differ ...
3 layers
... the cells are joined loosely and are connected by numerous gap junctions and pores between the cells this allows for an easy diffusion of many plasma components (except large plasma proteins) between the cells themselves so even small changes in blood plasma contents can dramatically effect the ECF ...
... the cells are joined loosely and are connected by numerous gap junctions and pores between the cells this allows for an easy diffusion of many plasma components (except large plasma proteins) between the cells themselves so even small changes in blood plasma contents can dramatically effect the ECF ...
The Synergists: An Exploration of Choreography, Media, and Science
... beginning of the second section served to represent the idea of each neuron having its own means of self-expression. In order to highlight each individual, the dancers all appeared on stage one at a time with their own movement phrase. The dancers did come together in the center of the stage but the ...
... beginning of the second section served to represent the idea of each neuron having its own means of self-expression. In order to highlight each individual, the dancers all appeared on stage one at a time with their own movement phrase. The dancers did come together in the center of the stage but the ...
Neuroanatomical Background to Understanding the Brain of the
... simply that these areas are grossly damaged, but that the circuitry connecting these areas with each other and with several key regions, are either interrupted by mechanical or toxic damage, or dysregulated by several endogenous factors. These factors may include abnormal neurotransmitter systems, s ...
... simply that these areas are grossly damaged, but that the circuitry connecting these areas with each other and with several key regions, are either interrupted by mechanical or toxic damage, or dysregulated by several endogenous factors. These factors may include abnormal neurotransmitter systems, s ...
Document
... – involves the application of a powerful magnetic field to image the brain – good for viewing soft tissue ...
... – involves the application of a powerful magnetic field to image the brain – good for viewing soft tissue ...
Molecules of Emotion
... seat of reason. If the idea that peptides and other informational substances are the biochemicals of emotions, their distribution in the body's nerves has all kinds of significance. This very much reflects some of Sigmund Freud's thinking in that the body is the unconscious mind. Due to the many ye ...
... seat of reason. If the idea that peptides and other informational substances are the biochemicals of emotions, their distribution in the body's nerves has all kinds of significance. This very much reflects some of Sigmund Freud's thinking in that the body is the unconscious mind. Due to the many ye ...
Visual vs. Language-based Thinking
... by the mirror neuron system. From a cognitive load perspective, this might benefit learning by leaving more working memory capacity available for processes such as elaboration or reflection on intentions of actions, compared to static visualizations. However, we do not know whether and how the mirro ...
... by the mirror neuron system. From a cognitive load perspective, this might benefit learning by leaving more working memory capacity available for processes such as elaboration or reflection on intentions of actions, compared to static visualizations. However, we do not know whether and how the mirro ...
Cognition and the Evolution of Music
... the most noticeable pitfalls in the study of music and evolution. We define musicality as a natural, spontaneously developing trait based on and constrained by our cognitive system, and music as a social and cultural construct based on that very musicality. Without musicality no music. With this imp ...
... the most noticeable pitfalls in the study of music and evolution. We define musicality as a natural, spontaneously developing trait based on and constrained by our cognitive system, and music as a social and cultural construct based on that very musicality. Without musicality no music. With this imp ...