Cognitive Ability is Associated with Altered
... Medial prefrontal cortical areas (i.e., the mAFC) have been implicated in the reversal task (Bussey, Muir et al. 1997; Chudasama and Robbins 2003; Brigman and Rothblat 2008), and are thought to approximate prefrontal and cingulate areas that are compromised in human 22q11 patients with cognitive defi ...
... Medial prefrontal cortical areas (i.e., the mAFC) have been implicated in the reversal task (Bussey, Muir et al. 1997; Chudasama and Robbins 2003; Brigman and Rothblat 2008), and are thought to approximate prefrontal and cingulate areas that are compromised in human 22q11 patients with cognitive defi ...
PDF
... Model-free action selection, by contrast, is based on learning these long-run values of actions (or a preference order between actions) without either building or searching through a model. RL provides a number of methods for doing this, in which learning is based on momentary inconsistencies betwee ...
... Model-free action selection, by contrast, is based on learning these long-run values of actions (or a preference order between actions) without either building or searching through a model. RL provides a number of methods for doing this, in which learning is based on momentary inconsistencies betwee ...
The neuronal structure of the medial geniculate body in the pig
... observed. The length of the primary and secondary dendrites is almost equal but the tertiary branches are usually prominently longer. The dendritic trunks and the daughter branches may send out collaterals and the tertiary dendrites give off thin, final ramifications. The dendritic trunks are smooth ...
... observed. The length of the primary and secondary dendrites is almost equal but the tertiary branches are usually prominently longer. The dendritic trunks and the daughter branches may send out collaterals and the tertiary dendrites give off thin, final ramifications. The dendritic trunks are smooth ...
sensory receptors
... 3. Transducers, which convert the energy of the stimulus into an electric response, i.e. a membrane potential which generates an action potential in the afferent nerve. 4. Gauges, which measure the intensity of the stimulus. Accordingly, it can be concluded that without receptors, the CNS becomes al ...
... 3. Transducers, which convert the energy of the stimulus into an electric response, i.e. a membrane potential which generates an action potential in the afferent nerve. 4. Gauges, which measure the intensity of the stimulus. Accordingly, it can be concluded that without receptors, the CNS becomes al ...
NEURAL CONNECTIONS: Some You Use, Some You Lose
... the shorter branches, generally receive never impulses from the axons of other neurons and transmit those impulses toward the cell body. Usually, nerve cells are not in direct physical contact. There are microscopic gaps between the axons of one neuron and the dendrites of its neighbors. Communicat ...
... the shorter branches, generally receive never impulses from the axons of other neurons and transmit those impulses toward the cell body. Usually, nerve cells are not in direct physical contact. There are microscopic gaps between the axons of one neuron and the dendrites of its neighbors. Communicat ...
Spike-Wave Complexes and Fast Components of Cortically
... filled with a solution of 2.5–3 M potassium acetate (DC resistance 30–80 MV ). A high-impedance amplifier with active bridge circuitry was used to record from, and inject current into, neurons. The signals were recorded on an eight-channel tape with bandpass of 0–9 kHz and digitized at 10–20 kHz for ...
... filled with a solution of 2.5–3 M potassium acetate (DC resistance 30–80 MV ). A high-impedance amplifier with active bridge circuitry was used to record from, and inject current into, neurons. The signals were recorded on an eight-channel tape with bandpass of 0–9 kHz and digitized at 10–20 kHz for ...
Time Related Effects on Functional Brain Connectivity After
... Abstract: Psychopharmacological research, if properly designed, may offer insight into both timing and area of effect, increasing our understanding of the brain’s neurotransmitter systems. For that purpose, the acute influence of the selective serotonin reuptake inhibitor citalopram (30 mg) and the ...
... Abstract: Psychopharmacological research, if properly designed, may offer insight into both timing and area of effect, increasing our understanding of the brain’s neurotransmitter systems. For that purpose, the acute influence of the selective serotonin reuptake inhibitor citalopram (30 mg) and the ...
Alterations of the Giant Pyramidal Neurons (Betz Cells) in
... offspring born from gestational diabetics dams: a morphometric study. Int. J. Morphol., 33(3):1120-1125, 2015. SUMMARY: A few studies reported the adverse effects of gestational diabetes on hippocampus and spinal cord of rat offspring. Giant pyramidal neurons are giant pyramidal neurons located in f ...
... offspring born from gestational diabetics dams: a morphometric study. Int. J. Morphol., 33(3):1120-1125, 2015. SUMMARY: A few studies reported the adverse effects of gestational diabetes on hippocampus and spinal cord of rat offspring. Giant pyramidal neurons are giant pyramidal neurons located in f ...
Conductance-Based Model of the Voltage
... Otsuka, Takeshi, Takafumi Abe, Takahisa Tsukagawa, and WenJie Song. Conductance-based model of the voltage-dependent generation of a plateau potential in subthalamic neurons. J Neurophysiol 92: 255–264, 2004; 10.1152/jn.00508.2003. Because the subthalamic nucleus (STN) acts as a driving force of the ...
... Otsuka, Takeshi, Takafumi Abe, Takahisa Tsukagawa, and WenJie Song. Conductance-based model of the voltage-dependent generation of a plateau potential in subthalamic neurons. J Neurophysiol 92: 255–264, 2004; 10.1152/jn.00508.2003. Because the subthalamic nucleus (STN) acts as a driving force of the ...
Parthenogenetic dopamine neurons from primate embryonic stem
... primate embryonic stem cell line, we have generated dopamine neurons that display persistent expression of midbrain regional and cell-specific transcription factors, which establish their proper identity and allow for their survival.We show here that transplantation of parthenogenetic dopamine neuro ...
... primate embryonic stem cell line, we have generated dopamine neurons that display persistent expression of midbrain regional and cell-specific transcription factors, which establish their proper identity and allow for their survival.We show here that transplantation of parthenogenetic dopamine neuro ...
2/ the biological perspective - College Test bank
... General Resources for Biological Psychology Neurons/Neural Processes MyPsychLab Video Clips: List of Video Resources MyPsychLab Multimedia Resources: List of Multimedia Resources PowerPoint Slides: Link to PowerPoint slides Describe a typical neuron. Distinguish between afferent, efferent, ...
... General Resources for Biological Psychology Neurons/Neural Processes MyPsychLab Video Clips: List of Video Resources MyPsychLab Multimedia Resources: List of Multimedia Resources PowerPoint Slides: Link to PowerPoint slides Describe a typical neuron. Distinguish between afferent, efferent, ...
Fine tuning of vestibular apparatus in terrestrial snail at Earth and
... Retrieval of memory (reminding) is followed either by reconsolidation that maintains the memory, or by extinction that results in weakening of existing memory or formation of a competing memory. In our study we analyzed the behavior and responses of identified neurons involved in the network underly ...
... Retrieval of memory (reminding) is followed either by reconsolidation that maintains the memory, or by extinction that results in weakening of existing memory or formation of a competing memory. In our study we analyzed the behavior and responses of identified neurons involved in the network underly ...
File Now
... • any public performance or display, including transmission of any image over a network; • preparation of any derivative work, including the extraction, in whole or in part, of any images; • any rental, lease, or lending of the program. ...
... • any public performance or display, including transmission of any image over a network; • preparation of any derivative work, including the extraction, in whole or in part, of any images; • any rental, lease, or lending of the program. ...
Brain Part
... The brain is the largest and most complex portion of the nervous system. It occupies the cranial cavity and is composed of one hundred billion multipolar neurons. The brain oversees the function of the entire body and also provides characteristics like personality. The brain is composed of 4 major p ...
... The brain is the largest and most complex portion of the nervous system. It occupies the cranial cavity and is composed of one hundred billion multipolar neurons. The brain oversees the function of the entire body and also provides characteristics like personality. The brain is composed of 4 major p ...
2/ the biological perspective - test bank and solution manual for your
... General Resources for Biological Psychology Neurons/Neural Processes MyPsychLab Video Clips: List of Video Resources MyPsychLab Multimedia Resources: List of Multimedia Resources PowerPoint Slides: Link to PowerPoint slides Describe a typical neuron. Distinguish between afferent, efferent, ...
... General Resources for Biological Psychology Neurons/Neural Processes MyPsychLab Video Clips: List of Video Resources MyPsychLab Multimedia Resources: List of Multimedia Resources PowerPoint Slides: Link to PowerPoint slides Describe a typical neuron. Distinguish between afferent, efferent, ...
Expert system, fuzzy logic, and neural network applications in power
... programs, are specially structured to resemble the human thinking process. Figure 1 shows the basic elements of the expert system. The core of the expert system is the representation of knowledge transferred from the human domain expert. The domain expert, say the power electronics engineer, may or ...
... programs, are specially structured to resemble the human thinking process. Figure 1 shows the basic elements of the expert system. The core of the expert system is the representation of knowledge transferred from the human domain expert. The domain expert, say the power electronics engineer, may or ...
A Review of Cell Assemblies by Huyck and
... is a relatively small set of connected neurons, that through neural firing can sustain activation without stimulus from outside the CA, and is formed by learning. Extensive evidence from single unit recording and other techniques shows that there are CAs that have these properties, and their neurons ...
... is a relatively small set of connected neurons, that through neural firing can sustain activation without stimulus from outside the CA, and is formed by learning. Extensive evidence from single unit recording and other techniques shows that there are CAs that have these properties, and their neurons ...
The Brain: Implications for Teaching and Learning
... for the student. Active learning happens when we engage in new activities, building on past experiences, making connections and taking meaning from those activities and the connections that ultimately emerge. As teachers we need to provide our students with meaningful learning experiences. Work in t ...
... for the student. Active learning happens when we engage in new activities, building on past experiences, making connections and taking meaning from those activities and the connections that ultimately emerge. As teachers we need to provide our students with meaningful learning experiences. Work in t ...
Self-organization and interareal networks™in™the™primate cortex
... of the cortex is shaped by the pattern of interareal connections. Here, we focus on the SGLs of the cortex that are thought to undergo selective expansion in primates (Dehay and Kennedy, 2007). In a first instance, we review how connection weight determines the general network and hierarchical featu ...
... of the cortex is shaped by the pattern of interareal connections. Here, we focus on the SGLs of the cortex that are thought to undergo selective expansion in primates (Dehay and Kennedy, 2007). In a first instance, we review how connection weight determines the general network and hierarchical featu ...
Duration Sensitivity to Other Response Properties of the Rat
... et al. 2000). Duration-selective neurons have only been found at or above the level of the inferior colliculus (IC) or its homolog in any of the species studied, so this form of neural filtering seems to be an emergent property that results from circuitry operating within the midbrain. The IC is inn ...
... et al. 2000). Duration-selective neurons have only been found at or above the level of the inferior colliculus (IC) or its homolog in any of the species studied, so this form of neural filtering seems to be an emergent property that results from circuitry operating within the midbrain. The IC is inn ...
doc Chapter 8
... excitatory to the GPi which results in the same circuit described for the GPi but the overall effect on the motor cortex is INHIBITORY. The GP also sends axons to various motor nuclei in the brain stem that contributes to the ventromedial system. ...
... excitatory to the GPi which results in the same circuit described for the GPi but the overall effect on the motor cortex is INHIBITORY. The GP also sends axons to various motor nuclei in the brain stem that contributes to the ventromedial system. ...
Full Text
... the visual areas of the brain is associated with the changes in their response profile on the way up in the hierarchy. As a result, the cells of higher order respond to more abstract features of the stimuli. Thus, the model can theoretically close the gap between the neurophysiological and perceptua ...
... the visual areas of the brain is associated with the changes in their response profile on the way up in the hierarchy. As a result, the cells of higher order respond to more abstract features of the stimuli. Thus, the model can theoretically close the gap between the neurophysiological and perceptua ...
download file
... structure between 4 and 10 pps, including substantial facilitation or depression to tones presented at specific rates. No organized topography of these temporal filters could be determined. ß 1999 Elsevier Science B.V. All rights reserved. Key words: Auditory cortex ; Cerebral cortex ; Tonotopic map ...
... structure between 4 and 10 pps, including substantial facilitation or depression to tones presented at specific rates. No organized topography of these temporal filters could be determined. ß 1999 Elsevier Science B.V. All rights reserved. Key words: Auditory cortex ; Cerebral cortex ; Tonotopic map ...
Physio lecture 9 Membrane and Action Potentials
... into the cell. Thus, it serves as both a receptor and the transporter. If you want more electrical current, open the sodium channels first (instead of the potassium channels). When you increase sodium conductance (permeability), sodium can move down its electrical gradient as well as its chemical gr ...
... into the cell. Thus, it serves as both a receptor and the transporter. If you want more electrical current, open the sodium channels first (instead of the potassium channels). When you increase sodium conductance (permeability), sodium can move down its electrical gradient as well as its chemical gr ...