Amelioration of Delayed Neuronal Death in the Hippocampus by
... the hippocampus was decreased 2 d after ischemia and recovered to the preischemic level by 1 week. By the Golgi staining technique, changes first began in the dendrites of affected neurons as early as 3 hr. Such changes could be ameliorated by NGF treatment. Although previous knowledge of NGF is lim ...
... the hippocampus was decreased 2 d after ischemia and recovered to the preischemic level by 1 week. By the Golgi staining technique, changes first began in the dendrites of affected neurons as early as 3 hr. Such changes could be ameliorated by NGF treatment. Although previous knowledge of NGF is lim ...
How is Epilepsy Diagnosed?
... The brain consists of more than 100 billion nerve cells. These all communicate with one another; some provoke others into sending further messages (excitation), while others tend to block them (inhibition). The proper working of the brain depends on a balance between these: too many nerve cells send ...
... The brain consists of more than 100 billion nerve cells. These all communicate with one another; some provoke others into sending further messages (excitation), while others tend to block them (inhibition). The proper working of the brain depends on a balance between these: too many nerve cells send ...
Representing the Hyphen in Action–Effect
... Theorists have proposed associative learning as a candidate mechanism for the automatic acquisition of A–E association (Elsner & Hommel, 2001, 2004). In the traditional associative learning framework, an association is regarded as a mental link between the representations of two events (Pearce & Hal ...
... Theorists have proposed associative learning as a candidate mechanism for the automatic acquisition of A–E association (Elsner & Hommel, 2001, 2004). In the traditional associative learning framework, an association is regarded as a mental link between the representations of two events (Pearce & Hal ...
HUMAN BRAIN EVOLUTION IN AN ECOLOGICAL CONTEXT^
... (such as the great apes). Incidentally, figure 2 also shows that the great apes (chimpanzee, gorilla, orang-utan) follow the ...
... (such as the great apes). Incidentally, figure 2 also shows that the great apes (chimpanzee, gorilla, orang-utan) follow the ...
Chapter 15
... – The varied tasks on the Wechsler scales make the tests particularly useful in neuropsychological screening – Certain patterns of test responses indicate particular deficits (pattern analysis) – Several researchers are working to develop a definitive sign of brain damage and as such have devised va ...
... – The varied tasks on the Wechsler scales make the tests particularly useful in neuropsychological screening – Certain patterns of test responses indicate particular deficits (pattern analysis) – Several researchers are working to develop a definitive sign of brain damage and as such have devised va ...
Neural Basis of Brain Dysfunction Produced by Early Sleep Problems
... Abstract: There is a wealth of evidence that disrupted sleep and circadian rhythms, which are common in modern society even during the early stages of life, have unfavorable effects on brain function. Altered brain function can cause problem behaviors later in life, such as truancy from or dropping ...
... Abstract: There is a wealth of evidence that disrupted sleep and circadian rhythms, which are common in modern society even during the early stages of life, have unfavorable effects on brain function. Altered brain function can cause problem behaviors later in life, such as truancy from or dropping ...
1 - Projeto Andar de Novo
... Glucose is brain´s most important energy source. Glycogen stores are present in neurons and glial cells during development and could be recruited during intense and acute demands. Animals submitted to malnutrition during a restricted period of their development presented alterations on the expressio ...
... Glucose is brain´s most important energy source. Glycogen stores are present in neurons and glial cells during development and could be recruited during intense and acute demands. Animals submitted to malnutrition during a restricted period of their development presented alterations on the expressio ...
Development of emotional facial recognition in late
... IQ, socioeconomic status, or ethnicity differences across groups, although ethnicity was not ascertained for all participants in the adult sample (see Table 1). Socioeconomic status (SES) for each subject was completed using the Hollingshead Four Factor Index (Hollingshead, 1975). Exclusion criteria ...
... IQ, socioeconomic status, or ethnicity differences across groups, although ethnicity was not ascertained for all participants in the adult sample (see Table 1). Socioeconomic status (SES) for each subject was completed using the Hollingshead Four Factor Index (Hollingshead, 1975). Exclusion criteria ...
The Neuroscientist
... Posse 2001). However, retrospective correction might generate image blurring as it involves interpolation, whereas the prospective approach, by keeping the image plane at a fixed orientation with respect to the participant’s head during the acquisition, overcomes this problem. An integrated ...
... Posse 2001). However, retrospective correction might generate image blurring as it involves interpolation, whereas the prospective approach, by keeping the image plane at a fixed orientation with respect to the participant’s head during the acquisition, overcomes this problem. An integrated ...
Open interconnected model of basal ganglia
... one of the circuits. Thus, whereas the closed segregated organization provides a framework whereby damage to different stations of an individual circuit results in selective disturbances of motor, cognitive, or emotional behaviors, the open interconnected organization provides in addition a framewor ...
... one of the circuits. Thus, whereas the closed segregated organization provides a framework whereby damage to different stations of an individual circuit results in selective disturbances of motor, cognitive, or emotional behaviors, the open interconnected organization provides in addition a framewor ...
Soltis Autism: a Spectrum of Research Abby Soltis Final Draft Senior
... decreased levels in the brain in the hippocampus, which indicates an improper development of neurons addressed later in this paper (Blatt et al., 2001). A possible cause for reduced AMPA receptors may stem from the deletion of the SHANK3 gene near the terminus of chromosome 22q is linked with the Is ...
... decreased levels in the brain in the hippocampus, which indicates an improper development of neurons addressed later in this paper (Blatt et al., 2001). A possible cause for reduced AMPA receptors may stem from the deletion of the SHANK3 gene near the terminus of chromosome 22q is linked with the Is ...
Get PDF - IOS Press
... Neurotrophic factors have been proposed as a treatment for Alzheimer’s disease, amyotrophic lateral sclerosis and peripheral neuropathy. However, many clinical trials have met with disappointing results, in part due to difficulties of delivery and unanticipated side effects [45]. Several acute side ...
... Neurotrophic factors have been proposed as a treatment for Alzheimer’s disease, amyotrophic lateral sclerosis and peripheral neuropathy. However, many clinical trials have met with disappointing results, in part due to difficulties of delivery and unanticipated side effects [45]. Several acute side ...
The Neurocircuitry of Impaired Insight in Drug Addiction
... Author Manuscript Trends Cogn Sci. Author manuscript; available in PMC 2010 March 23. ...
... Author Manuscript Trends Cogn Sci. Author manuscript; available in PMC 2010 March 23. ...
Frontal lobe dysfunction in amyotrophic lateral sclerosis
... functional impairment). There was no significant difference between the two patient groups in the separate bulbar and spinal function disability scores, although a non-significant trend emerged for the comparison of total disability scores [F(l,lO) =4.39, P = 0.06] which was significant using a 95% ...
... functional impairment). There was no significant difference between the two patient groups in the separate bulbar and spinal function disability scores, although a non-significant trend emerged for the comparison of total disability scores [F(l,lO) =4.39, P = 0.06] which was significant using a 95% ...
Neurology and Trauma: Impact and Implications
... first three months of the trauma, but there may be delays of months or years before their onset. Trauma that was severe in nature, of longer duration and was directly experienced by the individual is more likely to lead to PTSD. In terms of individual risk factors, personal and family mental health ...
... first three months of the trauma, but there may be delays of months or years before their onset. Trauma that was severe in nature, of longer duration and was directly experienced by the individual is more likely to lead to PTSD. In terms of individual risk factors, personal and family mental health ...
No Slide Title
... -because of weight symmetry, anti-patterns (binary reverse) are stored as well as the original patterns (also spurious local minima are created when many patterns are stored) -if one tries to store more than about 0.14*(number of neurons) patterns, the network exhibits unstable behavior - works well ...
... -because of weight symmetry, anti-patterns (binary reverse) are stored as well as the original patterns (also spurious local minima are created when many patterns are stored) -if one tries to store more than about 0.14*(number of neurons) patterns, the network exhibits unstable behavior - works well ...
Abnormal Neurotransmitter Release Underlying Behavioral and
... cognitive symptoms, as a result of the administration of drugs that attenuate increases in neurotransmitter release or their postsynaptic effects, such as the detrimental cognitive effects of nicotinic and muscarinic receptor antagonists, or the depression-like symptoms resulting from acute tryptoph ...
... cognitive symptoms, as a result of the administration of drugs that attenuate increases in neurotransmitter release or their postsynaptic effects, such as the detrimental cognitive effects of nicotinic and muscarinic receptor antagonists, or the depression-like symptoms resulting from acute tryptoph ...
Consolidation
... this process takes substantially longer than what I am calling consolidation, perhaps on the order of a half an hour or longer (for reviews discussing the differences in the two types of consolidation see (Landaur, 1964; Miller and Marlin, 1984)). One of the ways of distinguishing this event from co ...
... this process takes substantially longer than what I am calling consolidation, perhaps on the order of a half an hour or longer (for reviews discussing the differences in the two types of consolidation see (Landaur, 1964; Miller and Marlin, 1984)). One of the ways of distinguishing this event from co ...
The Resilience of Computationalism - Philsci
... a body and an environment. Computation may be insufficient for intentionality, consciousness, etc., but it may still be an important part of the explanation of cognitive processes and behavior. As Mark Sprevak has pointed out to me, this concessive strategy only goes so far. If insufficiency objecti ...
... a body and an environment. Computation may be insufficient for intentionality, consciousness, etc., but it may still be an important part of the explanation of cognitive processes and behavior. As Mark Sprevak has pointed out to me, this concessive strategy only goes so far. If insufficiency objecti ...
Chronic Use and Cognitive Functioning and Mental Health
... cannabis chronically have also yielded mixed results. Specifically, an fMRI study that compared those who use cannabis chronically to controls during a visual-attention task showed no differences in task performance. However, individuals who were currently abstinent from cannabis use displayed decre ...
... cannabis chronically have also yielded mixed results. Specifically, an fMRI study that compared those who use cannabis chronically to controls during a visual-attention task showed no differences in task performance. However, individuals who were currently abstinent from cannabis use displayed decre ...
The Dopamine Transporter and Risk-Taking Behavior
... that some people have more difficulty quitting than others. It is clear that not every individual responds to substance use the same. One difference that has been mentioned is that of genetics. Understanding the pieces of the genetic contribution to the predisposition of substance abuse can do many ...
... that some people have more difficulty quitting than others. It is clear that not every individual responds to substance use the same. One difference that has been mentioned is that of genetics. Understanding the pieces of the genetic contribution to the predisposition of substance abuse can do many ...
Role of Nitric Oxide on Dopamine Release and Morphine
... but increases sensitivity of DA release, and increased DA release at high frequencies can be due to nAChR desensitization (Zhang & Sulzer, 2004). The second mechanism of NO appears to be directly related to DA axons, and also increases evoked DA regardless of the stimulus frequency. Mechanistically, ...
... but increases sensitivity of DA release, and increased DA release at high frequencies can be due to nAChR desensitization (Zhang & Sulzer, 2004). The second mechanism of NO appears to be directly related to DA axons, and also increases evoked DA regardless of the stimulus frequency. Mechanistically, ...
Neural correlates of positive and negative performance feedback in
... negative feedback than during positive (e.g., [9-11]). On the other hand, Aron et al. [1] reported stronger midbrain activation during negative feedback than during positive, whereas positive feedback did not yield stronger activation than negative feedback. These heterogeneous results need further ...
... negative feedback than during positive (e.g., [9-11]). On the other hand, Aron et al. [1] reported stronger midbrain activation during negative feedback than during positive, whereas positive feedback did not yield stronger activation than negative feedback. These heterogeneous results need further ...
An Animal Model of Early-treated PKU
... of tyrosine; prefrontal cortex is an exception. The dopaminergic neurons innervating prefrontal cortex appear to have higher levels of activity and higher dopamine turnover than most other dopaminergic neurons, and may also lack the synthesis-modulating autoreceptors present on most other dopaminerg ...
... of tyrosine; prefrontal cortex is an exception. The dopaminergic neurons innervating prefrontal cortex appear to have higher levels of activity and higher dopamine turnover than most other dopaminergic neurons, and may also lack the synthesis-modulating autoreceptors present on most other dopaminerg ...
The Frontoparietal Control System: A Central Role in Mental Health
... of medicine. Consistent with the RDoC initiative’s emphasis on cross-disease traits, deficits in cognitive control— the ability to influence thoughts and emotions in a goal-directed manner—have been identified in a variety of mental illnesses (Poljac and Bekkering 2012; Sylvester and others 2012). M ...
... of medicine. Consistent with the RDoC initiative’s emphasis on cross-disease traits, deficits in cognitive control— the ability to influence thoughts and emotions in a goal-directed manner—have been identified in a variety of mental illnesses (Poljac and Bekkering 2012; Sylvester and others 2012). M ...