Neurotransmitters: Their Role Within the Body
... Single ions, such as synaptically released zinc, are also considered neurotransmitters by some, as are a few gaseous molecules such as nitric oxide (NO) and carbon monoxide (CO). These are not neurotransmitters by the strict definition, however, because although they have all been shown experimental ...
... Single ions, such as synaptically released zinc, are also considered neurotransmitters by some, as are a few gaseous molecules such as nitric oxide (NO) and carbon monoxide (CO). These are not neurotransmitters by the strict definition, however, because although they have all been shown experimental ...
Brain Facts: A Primer On The Brain And Nervous System
... part of the brain is divided into four sections: the occipital lobe, the temporal lobe, the parietal lobe, and the frontal lobe. Functions, such as vision, hearing, and speech, are distributed in selected regions. Some regions are associated with more than one function. Major internal structures (bo ...
... part of the brain is divided into four sections: the occipital lobe, the temporal lobe, the parietal lobe, and the frontal lobe. Functions, such as vision, hearing, and speech, are distributed in selected regions. Some regions are associated with more than one function. Major internal structures (bo ...
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[3h]cyclohexyladenosine
... Particularly high concentrations of A1 receptors are seen in the molecular (*) and polymorphic layers of the hippocampusand dentate gyms and in the medial, gelatinosus,and lateral nuclei of the thalamus (m, g, and I). Other areas with moderate A1 receptor densitiesinclude the first (I) and fourth (I ...
... Particularly high concentrations of A1 receptors are seen in the molecular (*) and polymorphic layers of the hippocampusand dentate gyms and in the medial, gelatinosus,and lateral nuclei of the thalamus (m, g, and I). Other areas with moderate A1 receptor densitiesinclude the first (I) and fourth (I ...
The Biology of Behavior Chapter Preview
... Most behaviors derive from many genes Studying twins and adoptees helps separate heredity and the environment The environment affects how and when genes affect behavior Copyright 2012 The McGraw-Hill Companies, Inc. ...
... Most behaviors derive from many genes Studying twins and adoptees helps separate heredity and the environment The environment affects how and when genes affect behavior Copyright 2012 The McGraw-Hill Companies, Inc. ...
Mirror neurons in monkey area F5 do not adapt to the observation of
... from IT cortex of anesthetized11 as well as of awake behaving monkeys9 have not been able to lend support to this latter hypothesis. Conceptually, an interesting question is whether adaptation to visual stimulation is confined to visual neurons located in striate and extrastriate visual cortex or whe ...
... from IT cortex of anesthetized11 as well as of awake behaving monkeys9 have not been able to lend support to this latter hypothesis. Conceptually, an interesting question is whether adaptation to visual stimulation is confined to visual neurons located in striate and extrastriate visual cortex or whe ...
the brain`s concepts: the role of the sensory
... in the activity of the brain faces the challenge of explaining how the localised patterns of activation of different neural cortical networks can enable the capacity to distinguish, recognise, categorise, and ultimately conceptualise objects, events, and the state of affairs in the world. Two main a ...
... in the activity of the brain faces the challenge of explaining how the localised patterns of activation of different neural cortical networks can enable the capacity to distinguish, recognise, categorise, and ultimately conceptualise objects, events, and the state of affairs in the world. Two main a ...
the brain`s concepts: the role of the sensory
... in the activity of the brain faces the challenge of explaining how the localised patterns of activation of different neural cortical networks can enable the capacity to distinguish, recognise, categorise, and ultimately conceptualise objects, events, and the state of affairs in the world. Two main a ...
... in the activity of the brain faces the challenge of explaining how the localised patterns of activation of different neural cortical networks can enable the capacity to distinguish, recognise, categorise, and ultimately conceptualise objects, events, and the state of affairs in the world. Two main a ...
REVIEWS - Department Of Biological Sciences Hunter College
... Morphogenesis of neurons and the formation of connections with their intended targets are controlled by sequential, complex cell–cell interactions. Developing neurons extend dendrites and axons. These dendrites generate complex arborizations, the pattern of which is regulated by interactions with ot ...
... Morphogenesis of neurons and the formation of connections with their intended targets are controlled by sequential, complex cell–cell interactions. Developing neurons extend dendrites and axons. These dendrites generate complex arborizations, the pattern of which is regulated by interactions with ot ...
The Information Processing Mechanism of the Brain
... The central piece of the hardware of the brain is the neural network. The network performs the fundamental brain operations, somewhat akin to the transistor in the electronic circuits of a television or a computer. In these pieces of machinery combinations of transistors, together with capacitors an ...
... The central piece of the hardware of the brain is the neural network. The network performs the fundamental brain operations, somewhat akin to the transistor in the electronic circuits of a television or a computer. In these pieces of machinery combinations of transistors, together with capacitors an ...
Ultrastructural Characterization of Gerbil Olivocochlear Neurons
... abundant on the surface of the nucleus closest to a dendritic trunk. Silver grains resulting from D-ASP decay were found over both the cytoplasm and nucleoplasm.The cytoplasm of D-ASP OC neuronscontains mostly small, disorderly arrays of rough endoplasmicreticulum, each array containing l-5 cisterna ...
... abundant on the surface of the nucleus closest to a dendritic trunk. Silver grains resulting from D-ASP decay were found over both the cytoplasm and nucleoplasm.The cytoplasm of D-ASP OC neuronscontains mostly small, disorderly arrays of rough endoplasmicreticulum, each array containing l-5 cisterna ...
PDF
... The ultrastructural details of synapses originating in human NSC-derived neurons in the spinal cord of SOD1 G93A rat were studied at magnifications 15,000ⴛ or higher from sites randomly located in the ventral horn, excluding areas of NSCs engraftment. EM micrographs were randomly taken by a researche ...
... The ultrastructural details of synapses originating in human NSC-derived neurons in the spinal cord of SOD1 G93A rat were studied at magnifications 15,000ⴛ or higher from sites randomly located in the ventral horn, excluding areas of NSCs engraftment. EM micrographs were randomly taken by a researche ...
Brainstem: neural networks vital for life
... Royal Society describe new types of experiments made to understand how the brainstem performs its functions under normal conditions and also in conditions that give rise to devastating but common clinical disorders. 3. AIMS OF THIS DISCUSSION MEETING One major objective of this Royal Society Discuss ...
... Royal Society describe new types of experiments made to understand how the brainstem performs its functions under normal conditions and also in conditions that give rise to devastating but common clinical disorders. 3. AIMS OF THIS DISCUSSION MEETING One major objective of this Royal Society Discuss ...
Skeletal System
... Neurons are the structural units of the nervous system Neurons are highly specialized cells that conduct messages in the form of nerve impulses from one part of the body to ...
... Neurons are the structural units of the nervous system Neurons are highly specialized cells that conduct messages in the form of nerve impulses from one part of the body to ...
Fifty years of CPGs: two neuroethological papers that shaped BEHAVIORAL NEUROSCIENCE
... 1977). In an elegant paper, Kennedy et al. (1966) performed a key control that many later authors skipped: using two extracellular electrodes, they recorded from the same axon in different segments of the body while they also recorded the motor output. With this “double-header” method, they could de ...
... 1977). In an elegant paper, Kennedy et al. (1966) performed a key control that many later authors skipped: using two extracellular electrodes, they recorded from the same axon in different segments of the body while they also recorded the motor output. With this “double-header” method, they could de ...
Eagleman Ch 14. Motivation and Reward
... increased by an unexpected reward. If the stimulus is preceded by a signal, the animal learns that the signal predicts the stimulus, and will react to the signal. This predicted reward does not alter the firing rate of the neurons. ...
... increased by an unexpected reward. If the stimulus is preceded by a signal, the animal learns that the signal predicts the stimulus, and will react to the signal. This predicted reward does not alter the firing rate of the neurons. ...
Local Field Potential in the Visual System
... A pertinent question related to LFP signals is their spatial specificity, reflecting the degree to which they represent local activation within a region of cortex rather than mirroring activation that actually occurs at a distant site. Electrical signals observed locally may thus be due to transmitted ...
... A pertinent question related to LFP signals is their spatial specificity, reflecting the degree to which they represent local activation within a region of cortex rather than mirroring activation that actually occurs at a distant site. Electrical signals observed locally may thus be due to transmitted ...
US Copyright Law
... input neurons can originate in widely distributed regions. That is, there is tremendous convergence in the nervous system, as well as divergence, in which a single neuron can receive inputs from many neurons and/or project to multiple target neurons in different regions. Most axons are short project ...
... input neurons can originate in widely distributed regions. That is, there is tremendous convergence in the nervous system, as well as divergence, in which a single neuron can receive inputs from many neurons and/or project to multiple target neurons in different regions. Most axons are short project ...
Dissecting appetite
... eating might be harmful — or when we have an emotional experience or suffer food poisoning. All this research — figuring out the appetite ...
... eating might be harmful — or when we have an emotional experience or suffer food poisoning. All this research — figuring out the appetite ...
Intermediate
... Shortly following this, vertical uniformity was also found in the visual system by Hubel and Wiesel (1977). Here, response properties that vary across the cortical surface but not through the depth of the cortex include the location of the neuron's receptive field in visual space, and the degree to ...
... Shortly following this, vertical uniformity was also found in the visual system by Hubel and Wiesel (1977). Here, response properties that vary across the cortical surface but not through the depth of the cortex include the location of the neuron's receptive field in visual space, and the degree to ...
PINP: A New Method of Tagging Neuronal Populations
... Neural circuits are exquisitely organized, consisting of many different neuronal subpopulations. However, it is difficult to assess the functional roles of these subpopulations using conventional extracellular recording techniques because these techniques do not easily distinguish spikes from differ ...
... Neural circuits are exquisitely organized, consisting of many different neuronal subpopulations. However, it is difficult to assess the functional roles of these subpopulations using conventional extracellular recording techniques because these techniques do not easily distinguish spikes from differ ...
Study Objectives
... 13. Summarize Eckman’s research on feedback from simulated emotion and discuss the implications of these studies. ...
... 13. Summarize Eckman’s research on feedback from simulated emotion and discuss the implications of these studies. ...
Consciousness, biology and quantum hypotheses
... However, the structural connectivity of the C-T system is not enough, since moment-to-moment brain functions require dynamic flows of signal traffic among many brain regions, perhaps at multiple spatial and temporal scales. Based on a large number of animal studies, Steriade proposed that “The cereb ...
... However, the structural connectivity of the C-T system is not enough, since moment-to-moment brain functions require dynamic flows of signal traffic among many brain regions, perhaps at multiple spatial and temporal scales. Based on a large number of animal studies, Steriade proposed that “The cereb ...
PDF hosted at the Radboud Repository of the Radboud University Nijmegen
... sory integration Summary: Most cognitive functions are based on highly parallel and distributed information processing by the brain. A paradigmatic example is provided by the ver tebrate visual system where numerous cortical areas have been described which anal yse different types of visual inform ...
... sory integration Summary: Most cognitive functions are based on highly parallel and distributed information processing by the brain. A paradigmatic example is provided by the ver tebrate visual system where numerous cortical areas have been described which anal yse different types of visual inform ...
PROGRAMME and ABSTRACTS
... Peter Gass (Central Institute of Mental Health, Mannheim, Germany) Mice with altered glucocorticoid receptor expression as a model for depression Ewa Obuchowicz (Medical University of Silesia, Katowice, Poland) Effects of antidepressant drugs on cytokines in experimental study Francesco Roselli (Max ...
... Peter Gass (Central Institute of Mental Health, Mannheim, Germany) Mice with altered glucocorticoid receptor expression as a model for depression Ewa Obuchowicz (Medical University of Silesia, Katowice, Poland) Effects of antidepressant drugs on cytokines in experimental study Francesco Roselli (Max ...
Rapid Alterations in Diffusion-weighted Images with Anatomic
... Image analysis was performed for each rat on a single slice immediately anterior to the slice where the hippocampus can be seen curling inferiorly. This position corresponded approximately to bregma 23.60 mm and maximized the cross-sectional area of each ROI (Fig 1) (21). Cheshire image processing s ...
... Image analysis was performed for each rat on a single slice immediately anterior to the slice where the hippocampus can be seen curling inferiorly. This position corresponded approximately to bregma 23.60 mm and maximized the cross-sectional area of each ROI (Fig 1) (21). Cheshire image processing s ...