2/ the biological perspective - College Test bank
... neurons to respond vigorously for weeks after the stimulation. This phenomenon is called long-term potentiation (LTP), and appears to be involved in the learning and storing of new information. Neural networks – networks composed of thousands of neurons develop in response to experience and are th ...
... neurons to respond vigorously for weeks after the stimulation. This phenomenon is called long-term potentiation (LTP), and appears to be involved in the learning and storing of new information. Neural networks – networks composed of thousands of neurons develop in response to experience and are th ...
PNS
... raphe (serotonin) that sends axons to ii. Direction of movement temperature receptors adapt. They respond to ...
... raphe (serotonin) that sends axons to ii. Direction of movement temperature receptors adapt. They respond to ...
cerebral and gastric histamine system is altered after portocaval shunt
... decarboxylase (HDC) activity as well as a higher histamine concentration in stomach. Moreover, the acid hypersecretion could be attenuated by inhibiting HDC (3). Detailed histochemical, electron microscopical and biochemical studies (4) provided evidence that the changes in histamine system are brou ...
... decarboxylase (HDC) activity as well as a higher histamine concentration in stomach. Moreover, the acid hypersecretion could be attenuated by inhibiting HDC (3). Detailed histochemical, electron microscopical and biochemical studies (4) provided evidence that the changes in histamine system are brou ...
Modeling goal-directed spatial navigation in the rat based on physiological
... of the fornix remove much of the amplitude of theta rhythm. This impairs the ability to learn reversal tasks, in which a previously rewarded behavior must be replaced with an opposite behavior. For example, rats have difficulty learning a right turn response after initially learning a left turn resp ...
... of the fornix remove much of the amplitude of theta rhythm. This impairs the ability to learn reversal tasks, in which a previously rewarded behavior must be replaced with an opposite behavior. For example, rats have difficulty learning a right turn response after initially learning a left turn resp ...
NERVOUS SYSTEM
... SPECIALIZED, INTERACTIVE REGIONS – LATERALIZATION • AREAS IN THE TWO HEMISPHERES BECOME SPECIALIZED FOR DIFFERENT FUNCTIONS ...
... SPECIALIZED, INTERACTIVE REGIONS – LATERALIZATION • AREAS IN THE TWO HEMISPHERES BECOME SPECIALIZED FOR DIFFERENT FUNCTIONS ...
Task-induced brain activity in aphasic stroke
... 2008; Menon and Uddin, 2010; Duncan, 2013). We will now summarize this literature, the relationship of these networks to another system known as the default mode network, and end the next section by discussing two recent studies on healthy participants that specifically related activations during la ...
... 2008; Menon and Uddin, 2010; Duncan, 2013). We will now summarize this literature, the relationship of these networks to another system known as the default mode network, and end the next section by discussing two recent studies on healthy participants that specifically related activations during la ...
Introduction to the Nervous System and Nerve Tissue
... Between taste buds and nerves that carry taste sensations –Finer et. al. Science vol ...
... Between taste buds and nerves that carry taste sensations –Finer et. al. Science vol ...
PDF file
... 1. The network does not mean to duplicate all major biological details, but intends to reveal the computational aspects that possibly contribute to the development of the brain’s visual pathways. The network is incrementally updated at a frequency f (e.g., 10 frames per second), taking inputs sequen ...
... 1. The network does not mean to duplicate all major biological details, but intends to reveal the computational aspects that possibly contribute to the development of the brain’s visual pathways. The network is incrementally updated at a frequency f (e.g., 10 frames per second), taking inputs sequen ...
lateral horns of gray matter
... Have primary connections with other parts of the brain, such as the thalamus, fornix, septal nuclei, amygdaloid nucleus, and hypothalamus ...
... Have primary connections with other parts of the brain, such as the thalamus, fornix, septal nuclei, amygdaloid nucleus, and hypothalamus ...
neural mechanisms of animal behavior
... of behavior feels that analysis of the mechanisms destroys this aspect of behavior, but at the present time the neurophysiologist can apply his methods in no other way. Related to this problem is the question of nerve tracts and centers in the performance of behavior. It is obvious that specific pat ...
... of behavior feels that analysis of the mechanisms destroys this aspect of behavior, but at the present time the neurophysiologist can apply his methods in no other way. Related to this problem is the question of nerve tracts and centers in the performance of behavior. It is obvious that specific pat ...
Different Strategies in Solving Series Completion Inductive
... retrieval step by step (e.g., l is next to k, and m is next to l) and twice internal maintaining/updating a counter, and then the rule can be determined according to the counter. In this way, the procedural strategy incurs many more working memory demands than the retrieval strategy. Thus, the two s ...
... retrieval step by step (e.g., l is next to k, and m is next to l) and twice internal maintaining/updating a counter, and then the rule can be determined according to the counter. In this way, the procedural strategy incurs many more working memory demands than the retrieval strategy. Thus, the two s ...
Attention - Biology Courses Server
... – Based on structure and function of nervous system • Alternative: dualism – Mind and body are different things. – One cannot be fully explained by the other. ...
... – Based on structure and function of nervous system • Alternative: dualism – Mind and body are different things. – One cannot be fully explained by the other. ...
The 18th European Conference on Artificial - CEUR
... Space, 2008] games engine. It is a black and white 3D environment with an agent, a user, four rooms connected by four corridors, and a unique object in each room (see Figure 4); the objects were vertically or horizontally striped pyramids or stalactites (down facing pyramids). The agent and user can ...
... Space, 2008] games engine. It is a black and white 3D environment with an agent, a user, four rooms connected by four corridors, and a unique object in each room (see Figure 4); the objects were vertically or horizontally striped pyramids or stalactites (down facing pyramids). The agent and user can ...
Topic 5
... Chemical Synapses – at a chemical synapse, one neuron releases a neurotransmitter into a small space (the synapse) that is adjacent to another neuron. Electrical Synapses - a mechanical and electrically conductive link between two abutting neurons formed at a narrow gap between the pre- and postsyn ...
... Chemical Synapses – at a chemical synapse, one neuron releases a neurotransmitter into a small space (the synapse) that is adjacent to another neuron. Electrical Synapses - a mechanical and electrically conductive link between two abutting neurons formed at a narrow gap between the pre- and postsyn ...
Remembering or Forgetting: The Lifetime of Memories
... Getting bitten by a dog on the street is a good example of the kind of memory we study in the laboratory. We use the great memory skills of mice to train them to fear dangerous places (like the street with the fierce dog) or to prefer safer places (a different, quiet street). Several days after trai ...
... Getting bitten by a dog on the street is a good example of the kind of memory we study in the laboratory. We use the great memory skills of mice to train them to fear dangerous places (like the street with the fierce dog) or to prefer safer places (a different, quiet street). Several days after trai ...
I study the neural circuits that move bodies
... watching the trace on the monitor for any sign of CAPs, and listening to the crackle of static from the attached speaker. After so many failures, would this finally be the one that works? My first singing brain came during a surgery that I thought I had messed up during an early step but went throug ...
... watching the trace on the monitor for any sign of CAPs, and listening to the crackle of static from the attached speaker. After so many failures, would this finally be the one that works? My first singing brain came during a surgery that I thought I had messed up during an early step but went throug ...
Learning nonlinear functions on vectors: examples and predictions
... The goal of the theoretician is, then, to identify which functions the brain is performing, and how neurons can be employed to perform those functions. Any well written paper describing a model makes explicit both of these elements. Papers on learning in neural systems, however, do not. Typically, a ...
... The goal of the theoretician is, then, to identify which functions the brain is performing, and how neurons can be employed to perform those functions. Any well written paper describing a model makes explicit both of these elements. Papers on learning in neural systems, however, do not. Typically, a ...
Phonemic Coding Might Result From Sensory
... with physical models of the vocal tract and the cochlea. Yet, there are flaws to this view : first of all, it gives a poor account of the great diversity that caracterize human languages. All humans have approximately the same articulatory/perceptual mapping, and yet different language communities use ...
... with physical models of the vocal tract and the cochlea. Yet, there are flaws to this view : first of all, it gives a poor account of the great diversity that caracterize human languages. All humans have approximately the same articulatory/perceptual mapping, and yet different language communities use ...
AUTONOMIC REFLEX - Semmelweis University
... sympathetic trunk and form the splanchnic nerves, these fibers travel to a prevertebral gaglion 4. some preganglionic axons in the splanchnic nerve innervate chromaffin cells of the adrenal medulla ...
... sympathetic trunk and form the splanchnic nerves, these fibers travel to a prevertebral gaglion 4. some preganglionic axons in the splanchnic nerve innervate chromaffin cells of the adrenal medulla ...
Synaptic Transmission and Neurotransmitters
... – Several specific kinds- each act on certain neurons – Most neurons respond to and release one kind of neurotransmitter ...
... – Several specific kinds- each act on certain neurons – Most neurons respond to and release one kind of neurotransmitter ...
Towards the integration of neural mechanisms and cognition in
... neural circuits and the robot; it is the control interface and it implements how the neural activity is translated in actuation. The Neural lattice layer is the brain model and it is fairly composed by at least two sublayers: the neural circuits and the cognition. The neural circuits layer contains ...
... neural circuits and the robot; it is the control interface and it implements how the neural activity is translated in actuation. The Neural lattice layer is the brain model and it is fairly composed by at least two sublayers: the neural circuits and the cognition. The neural circuits layer contains ...
Lactate Receptor Sites Link Neurotransmission
... depending on glycolytic and oxidative rates (Brooks 2009). The brain exports lactate at rest, but once blood lactate levels rise, for example, during physical exertion, there is a net flux of lactate into the brain (Rasmussen et al. 2010; van Hall 2010). In the brain, astrocytes can produce lactate f ...
... depending on glycolytic and oxidative rates (Brooks 2009). The brain exports lactate at rest, but once blood lactate levels rise, for example, during physical exertion, there is a net flux of lactate into the brain (Rasmussen et al. 2010; van Hall 2010). In the brain, astrocytes can produce lactate f ...
Anatomy of the basal ganglia - Gonda Brain Research Center
... Striatum – Medium Spiny Neurons II • MSNs are typically quiet with no baseline firing. • Sensory and movement related response comprises of a short high frequency burst. • Highly specific to portion of the task and parts of the movement but can respond to several events. • Affected by sequence cont ...
... Striatum – Medium Spiny Neurons II • MSNs are typically quiet with no baseline firing. • Sensory and movement related response comprises of a short high frequency burst. • Highly specific to portion of the task and parts of the movement but can respond to several events. • Affected by sequence cont ...
Chapter 10: Nervous System I
... 1. Neuronal pools are groups of neurons that make synaptic connections with each other and work together to perform a common function. 2. Neuronal pools may have excitatory or inhibitory effects on other pools or on peripheral effectors. 3. Facilitation is a condition created in which a neuron is br ...
... 1. Neuronal pools are groups of neurons that make synaptic connections with each other and work together to perform a common function. 2. Neuronal pools may have excitatory or inhibitory effects on other pools or on peripheral effectors. 3. Facilitation is a condition created in which a neuron is br ...