Neural and cognitive mechanisms underlying human
... Squire, 1992). These models have several common features. First, they propose that hippocampal processing can be biased toward encoding or retrieval at different times. Second, they argue that these biases are established by a computation performed in the hippocampus. Third, they propose that the re ...
... Squire, 1992). These models have several common features. First, they propose that hippocampal processing can be biased toward encoding or retrieval at different times. Second, they argue that these biases are established by a computation performed in the hippocampus. Third, they propose that the re ...
Cross modality matching of brightness and loudness
... visual components of objects or animals were displayed simultaneously, the pSTS/MTG gave a stronger response than when incongruent pairings were displayed (Beauchamp et. al., 2004). The cortical response patterns of this task are significant because this type of stimuli correlate well with authentic ...
... visual components of objects or animals were displayed simultaneously, the pSTS/MTG gave a stronger response than when incongruent pairings were displayed (Beauchamp et. al., 2004). The cortical response patterns of this task are significant because this type of stimuli correlate well with authentic ...
The precision of value-based choices depends causally on
... Candidate brain areas that assign and compare values include the medial–prefrontal and parietal cortex, as demonstrated in single-unit recording studies in non-human primates7–10. However, it is largely unclear why value signals should be present in parallel for both of these regions. Recent theoret ...
... Candidate brain areas that assign and compare values include the medial–prefrontal and parietal cortex, as demonstrated in single-unit recording studies in non-human primates7–10. However, it is largely unclear why value signals should be present in parallel for both of these regions. Recent theoret ...
Deleterious effects of amyloid beta peptide in the neuromuscular
... ● MK801 or Memantine fully protected co-culture from injuries. ● Ifenprodil showed a partial protection. ● Riluzole, the only approved molecule for ALS treatment, significantly protected co-culture from Aβ injuries. Altogether these results suggest that Aβ could be an important element triggeri ...
... ● MK801 or Memantine fully protected co-culture from injuries. ● Ifenprodil showed a partial protection. ● Riluzole, the only approved molecule for ALS treatment, significantly protected co-culture from Aβ injuries. Altogether these results suggest that Aβ could be an important element triggeri ...
Effect of transcutaneous acupoint electrical stimulation on propofol
... oscillation analysis on surgery patients anesthetized with propofol, a widely-used anesthetic in clinical practice. EEG was continuously recorded during light and deep propofol sedation (target-controlled infusion set at 1.0 and 3.0 μg/mL) in ten surgery patients with pituitary tumor excision. Each ...
... oscillation analysis on surgery patients anesthetized with propofol, a widely-used anesthetic in clinical practice. EEG was continuously recorded during light and deep propofol sedation (target-controlled infusion set at 1.0 and 3.0 μg/mL) in ten surgery patients with pituitary tumor excision. Each ...
The role of eyes in early face processing: A rapid adaptation study of
... encoding mechanism and its neural underpinnings remain unclear. The present paper argues that eyes play a crucial role in this structural encoding process at the neural level. Much of the research on early face processing has been centred around the facesensitive scalp event related potential (ERP) ...
... encoding mechanism and its neural underpinnings remain unclear. The present paper argues that eyes play a crucial role in this structural encoding process at the neural level. Much of the research on early face processing has been centred around the facesensitive scalp event related potential (ERP) ...
Retrieval induces adaptive forgetting of competing memories via
... visual cortical activity when a retrieval cue concurrently elicits multiple visual memories. These studies revealed that pattern classifiers have difficulty discriminating whether a retrieval cue is eliciting a memory of a face or an object when both types of content are associated with it, even whe ...
... visual cortical activity when a retrieval cue concurrently elicits multiple visual memories. These studies revealed that pattern classifiers have difficulty discriminating whether a retrieval cue is eliciting a memory of a face or an object when both types of content are associated with it, even whe ...
Updating verbal and visuospatial working memory: Are the
... The present study aimed to compare the processes of updating verbal and visuospatial working memory and to identify the roles of central executive and slavery systems in different updating tasks. Here we tried to employ a more efficient way to add the load on CE by increasing the number of items upd ...
... The present study aimed to compare the processes of updating verbal and visuospatial working memory and to identify the roles of central executive and slavery systems in different updating tasks. Here we tried to employ a more efficient way to add the load on CE by increasing the number of items upd ...
Prefrontal Activation Deficits During Episodic Memory in
... become less structured and cognitive control demands increase (1,13). These parallels, as well as evidence of structural and molecular abnormalities (18–20) in the prefrontal cortex of patients with schizophrenia, contribute to the idea that a breakdown in prefrontally mediated cognitive control mec ...
... become less structured and cognitive control demands increase (1,13). These parallels, as well as evidence of structural and molecular abnormalities (18–20) in the prefrontal cortex of patients with schizophrenia, contribute to the idea that a breakdown in prefrontally mediated cognitive control mec ...
Neural predictors of evaluative attitudes toward
... Levy and Glimcher, 2012; Clithero and Rangel, 2014), only few studies (e.g. Cunningham et al., 2003, 2008; Knutson et al., 2006; Tusche et al., 2013) investigated the neural representation of attitude toward other familiar people, despite the high relevance of this topic to our everyday social behav ...
... Levy and Glimcher, 2012; Clithero and Rangel, 2014), only few studies (e.g. Cunningham et al., 2003, 2008; Knutson et al., 2006; Tusche et al., 2013) investigated the neural representation of attitude toward other familiar people, despite the high relevance of this topic to our everyday social behav ...
3-Morpholinylsydnonimine Inhibits Glutamatergic Transmission in
... and strychnine hydrochloride (0.5 M) to block inhibitory synaptic responses. The strength of synaptic transmission was quantified by measuring the amplitude of EPSCs over a 0.5- to 2-ms window concentrated around the peak. Series resistance (Rs) was calculated according to the equation Rs ⫽ 10 mV/I ...
... and strychnine hydrochloride (0.5 M) to block inhibitory synaptic responses. The strength of synaptic transmission was quantified by measuring the amplitude of EPSCs over a 0.5- to 2-ms window concentrated around the peak. Series resistance (Rs) was calculated according to the equation Rs ⫽ 10 mV/I ...
Applauding with Closed Hands: Neural Signature of Action
... recording of ongoing electrophysiological activity using electroencephalography (EEG). ERPs result from the synchronous activation of neural subpopulations that occur in response to events (sensory, motor or cognitive). ERPs are the sum of the activity of excitatory postsynaptic potential and inhibi ...
... recording of ongoing electrophysiological activity using electroencephalography (EEG). ERPs result from the synchronous activation of neural subpopulations that occur in response to events (sensory, motor or cognitive). ERPs are the sum of the activity of excitatory postsynaptic potential and inhibi ...
Social stimulation and corticolimbic reactivity in premenstrual dysphoric disorder: a preliminary study
... perceived social threat might be crucial for the development of the disorder, it is conceivable that enhanced amygdala reactivity is elicited mainly by socially relevant stimuli. Emotional words and general emotional stimuli [16,17] might not tap into PMDD symptomatology, and therefore not increase ...
... perceived social threat might be crucial for the development of the disorder, it is conceivable that enhanced amygdala reactivity is elicited mainly by socially relevant stimuli. Emotional words and general emotional stimuli [16,17] might not tap into PMDD symptomatology, and therefore not increase ...
Coupling in Networks of Neuronal Oscillators (Spring 2015)
... Morris-Lecar model neuron that describes how a coupled neuron moves about its natural cycle in phase space as opposed to explicitly describing the oscillations of cellular parameters, much like how we describe the Earth’s motion about the sun by the calendar year as opposed to the Earth’s physical p ...
... Morris-Lecar model neuron that describes how a coupled neuron moves about its natural cycle in phase space as opposed to explicitly describing the oscillations of cellular parameters, much like how we describe the Earth’s motion about the sun by the calendar year as opposed to the Earth’s physical p ...
Multi-item Memory in the Primate Prefrontal Cortex
... buffer and executive control, the natural question is whether context has an effect on the representation of items in short term memory, or if these two processes are completely independent. In particular, we are interested in determining whether the context within which a multi-item memory task is ...
... buffer and executive control, the natural question is whether context has an effect on the representation of items in short term memory, or if these two processes are completely independent. In particular, we are interested in determining whether the context within which a multi-item memory task is ...
A simulation of parahippocampal and hippocampal structures guiding spatial navigation of
... To reduce computing time, the initial encoding of the environment occurs with the virtual rat traversing a pre-coded trajectory through the T-maze. This brings the rat up the stem of the maze, into the left arm, back to the stem, up into the right arm and back to the original starting position in th ...
... To reduce computing time, the initial encoding of the environment occurs with the virtual rat traversing a pre-coded trajectory through the T-maze. This brings the rat up the stem of the maze, into the left arm, back to the stem, up into the right arm and back to the original starting position in th ...
Activity of Neurons in Anterior Inferior Temporal Cortex during a
... tasks that require the monkey to retain memories across a “blank” retention interval, during which no visual stimuli are presented. Outside the laboratory, however, memories frequently must be retained while new information is being processed. It is not understood how IT neurons can participate in m ...
... tasks that require the monkey to retain memories across a “blank” retention interval, during which no visual stimuli are presented. Outside the laboratory, however, memories frequently must be retained while new information is being processed. It is not understood how IT neurons can participate in m ...
1 - Projeto Andar de Novo
... hypothalamic molecules related to energy metabolism. We previously observed a delay in nitric oxide expression in hypothalamus. In this work we analyzed the effects of a hipoproteic diet applied to lactating rats during the first ten days of life in hypothalamic glycogen stores. Animals from P10 to ...
... hypothalamic molecules related to energy metabolism. We previously observed a delay in nitric oxide expression in hypothalamus. In this work we analyzed the effects of a hipoproteic diet applied to lactating rats during the first ten days of life in hypothalamic glycogen stores. Animals from P10 to ...
Functional Dissociation of Attentional Selection within PFC
... acquired using the BOLD technique (TR = 2500 ms, TE = 40 ms, flip angle = 90°), each consisting of 20 contiguous axial slices (matrix = 64 3 64, inplane resolution = 3.75 3 3.75 mm2, thickness = 6 mm, gap = 0.9 mm), parallel to the anterior commissure-posterior commissure line. Prior to the EPI image ...
... acquired using the BOLD technique (TR = 2500 ms, TE = 40 ms, flip angle = 90°), each consisting of 20 contiguous axial slices (matrix = 64 3 64, inplane resolution = 3.75 3 3.75 mm2, thickness = 6 mm, gap = 0.9 mm), parallel to the anterior commissure-posterior commissure line. Prior to the EPI image ...
General and Local Anesthetics
... – Minor surgical and dental procedures – Injection of the anesthetic solution intradermally, subcutaneously, or submucosally across the path of nerves supplying the target area – May be given in a circular pattern around the operative area Mosby items and derived items © 2005, 2002 by Mosby, Inc. ...
... – Minor surgical and dental procedures – Injection of the anesthetic solution intradermally, subcutaneously, or submucosally across the path of nerves supplying the target area – May be given in a circular pattern around the operative area Mosby items and derived items © 2005, 2002 by Mosby, Inc. ...
Pharmacology and the Nursing Process, 4th ed. Lilley
... – Minor surgical and dental procedures – Injection of the anesthetic solution intradermally, subcutaneously, or submucosally across the path of nerves supplying the target area – May be given in a circular pattern around the operative area Mosby items and derived items © 2005, 2002 by Mosby, Inc. ...
... – Minor surgical and dental procedures – Injection of the anesthetic solution intradermally, subcutaneously, or submucosally across the path of nerves supplying the target area – May be given in a circular pattern around the operative area Mosby items and derived items © 2005, 2002 by Mosby, Inc. ...
Pharmacology and the Nursing Process, 4th ed. Lilley/Harrington
... – Minor surgical and dental procedures – Injection of the anesthetic solution intradermally, subcutaneously, or submucosally across the path of nerves supplying the target area – May be given in a circular pattern around the operative area Mosby items and derived items © 2005, 2002 by Mosby, Inc. ...
... – Minor surgical and dental procedures – Injection of the anesthetic solution intradermally, subcutaneously, or submucosally across the path of nerves supplying the target area – May be given in a circular pattern around the operative area Mosby items and derived items © 2005, 2002 by Mosby, Inc. ...
Chapter 14 Regulation of Breathing
... Mosby items and derived items © 2009 by Mosby, Inc., an affiliate of Elsevier Inc. ...
... Mosby items and derived items © 2009 by Mosby, Inc., an affiliate of Elsevier Inc. ...
Cholinergic Deafferentation of the Entorhinal Cortex in Rats
... within-subjects replication of the effects of novel stimuli. Testing continued with each list of novel stimuli being reordered for each session and lists alternated each day over 8 additional days. A retest of the presurgical familiar odors was performed for one session. The following dependent meas ...
... within-subjects replication of the effects of novel stimuli. Testing continued with each list of novel stimuli being reordered for each session and lists alternated each day over 8 additional days. A retest of the presurgical familiar odors was performed for one session. The following dependent meas ...
The role of syntax in semantic processing: A study of active and
... (their order) of a sentence to process its meaning. However, the rules by which the brain combines this information are largely unknown. High temporal resolution non-invasive neuroimaging techniques, such as magnetoencephalography (MEG) have great potential to answer this question, because they meas ...
... (their order) of a sentence to process its meaning. However, the rules by which the brain combines this information are largely unknown. High temporal resolution non-invasive neuroimaging techniques, such as magnetoencephalography (MEG) have great potential to answer this question, because they meas ...