Lecture8a_blanks_101
... The CS elicits a _____________________________ response (CR) after time has passed and after extinction Well, how specific is the learning? Generalization The tendency to respond to a CS that is similar to the _____________________________ CS that the animal was trained on Discrimination The ability ...
... The CS elicits a _____________________________ response (CR) after time has passed and after extinction Well, how specific is the learning? Generalization The tendency to respond to a CS that is similar to the _____________________________ CS that the animal was trained on Discrimination The ability ...
Review Answers- Learning ch7
... a. Innate responses of an organism preventing new learning and associations b. Unconscious meaning that is attributed to new response patterns c. Response patterns that become extinguished gradually over time d. Delayed responses that occur when new stimuli are paired with familiar ones e. Learning ...
... a. Innate responses of an organism preventing new learning and associations b. Unconscious meaning that is attributed to new response patterns c. Response patterns that become extinguished gradually over time d. Delayed responses that occur when new stimuli are paired with familiar ones e. Learning ...
The Cerebellum
... Efferents: to dentate nucleus → contralateral thalamus → primary motor cortex → corticospinal tract → motor neurons of anterior horn Function: coordination ...
... Efferents: to dentate nucleus → contralateral thalamus → primary motor cortex → corticospinal tract → motor neurons of anterior horn Function: coordination ...
Input to the Cerebellar Cortex
... 1.Climbing fibers originate in the inferior olive of the medulla (Olivocerebellar fibers) and project directly onto Purkinje cells, each Purkinje cell receives input from only one climbing fiber. It is believed that climbing fibers "condition" the Purkinje cells and modulate their ...
... 1.Climbing fibers originate in the inferior olive of the medulla (Olivocerebellar fibers) and project directly onto Purkinje cells, each Purkinje cell receives input from only one climbing fiber. It is believed that climbing fibers "condition" the Purkinje cells and modulate their ...
File
... 2. Define classical conditioning. Who discovered classical conditioning? 3. Define the following a. Neutral stimulus b. Unconditioned stimulus c. Unconditioned response d. Conditioned stimulus e. Conditioned response 4. How does generalization occur? 5. What is discrimination? 6. What is extinction? ...
... 2. Define classical conditioning. Who discovered classical conditioning? 3. Define the following a. Neutral stimulus b. Unconditioned stimulus c. Unconditioned response d. Conditioned stimulus e. Conditioned response 4. How does generalization occur? 5. What is discrimination? 6. What is extinction? ...
A1987F573800001
... I myself fancy that the key to success for this paper was the semischematic °four-dimensional” diagram of cellular events that I drew for the publication. In addition to space parameters, I introduced the time dimension to reveal the dynamic aspects of a granule cell’s morphogenetic transformation d ...
... I myself fancy that the key to success for this paper was the semischematic °four-dimensional” diagram of cellular events that I drew for the publication. In addition to space parameters, I introduced the time dimension to reveal the dynamic aspects of a granule cell’s morphogenetic transformation d ...
04/16 PPT - Molecular and Cell Biology
... • During learning of a new motor task, subject makes mistakes, but the error reduces with practice • The standard notion is that the “error signal” causes changes in brain circuits involved in motor control (e.g., cerebellum), thus improving motor performance ...
... • During learning of a new motor task, subject makes mistakes, but the error reduces with practice • The standard notion is that the “error signal” causes changes in brain circuits involved in motor control (e.g., cerebellum), thus improving motor performance ...
Cerebellum Learning objectives At the end of this lecture, the
... Located dorsal to the pons and medulla Makes up 11% of the brain’s mass Cerebellar activity occurs subconsciously Provides precise timing and appropriate patterns of skeletal muscle contraction Programming ballistic movements Acts as comparator for movements Correction of ongoing movements Motor lea ...
... Located dorsal to the pons and medulla Makes up 11% of the brain’s mass Cerebellar activity occurs subconsciously Provides precise timing and appropriate patterns of skeletal muscle contraction Programming ballistic movements Acts as comparator for movements Correction of ongoing movements Motor lea ...
Learning
... we perceive and the appropriate responses. • The study of learning is the study of how those associations are created and changed. ...
... we perceive and the appropriate responses. • The study of learning is the study of how those associations are created and changed. ...
A synaptic memory trace for cortical receptive field plasticity
... Neural networks of the cerebral cortex continually change throughout life, allowing us to learn from our sensations of the world. While the developing cortex is readily altered by sensory experience, older brains are less plastic. Adult cortical plasticity seems to require more widespread coordinati ...
... Neural networks of the cerebral cortex continually change throughout life, allowing us to learn from our sensations of the world. While the developing cortex is readily altered by sensory experience, older brains are less plastic. Adult cortical plasticity seems to require more widespread coordinati ...
The cerebellum chip: an analog VLSI implementation of a
... adaptation of a pause in PU spiking following the CS. In summary, in the model the expression of a CR is triggered by DN rebound excitation upon release from PU inhibition. The precise timing of a CR is dependent on the duration of an acquired pause in PU spiking following a CS. The PU response is r ...
... adaptation of a pause in PU spiking following the CS. In summary, in the model the expression of a CR is triggered by DN rebound excitation upon release from PU inhibition. The precise timing of a CR is dependent on the duration of an acquired pause in PU spiking following a CS. The PU response is r ...
LEARNING
... • A relatively permanent change in behavior resulting from experience • Learning and performance -Performance is an indirect measure of learning but is influenced by other factors such as motivation and fatigue ...
... • A relatively permanent change in behavior resulting from experience • Learning and performance -Performance is an indirect measure of learning but is influenced by other factors such as motivation and fatigue ...
Long-term depression
... in activity of specific Purkinje cells Climbing fibers may carry error signals corrections ---> parallel fiber influence input specificity only affects active synapses of a parallel fiber ~ ...
... in activity of specific Purkinje cells Climbing fibers may carry error signals corrections ---> parallel fiber influence input specificity only affects active synapses of a parallel fiber ~ ...
CEREBELLUM
... an aversive air puff to the eye. (b) Early in training, the air puff causes the animal to blink. Late in training, the animal blinks in response to the tone, thus reducing the impact of the air puff. (c) Lesions of the deep cerebellar nuclei abolish the learned response. The fact that the aninal con ...
... an aversive air puff to the eye. (b) Early in training, the air puff causes the animal to blink. Late in training, the animal blinks in response to the tone, thus reducing the impact of the air puff. (c) Lesions of the deep cerebellar nuclei abolish the learned response. The fact that the aninal con ...
Learning at the Cellular Level
... learning can occur at the cellular level? How this be modeled and simulated quickly using the Izhikevich model? ...
... learning can occur at the cellular level? How this be modeled and simulated quickly using the Izhikevich model? ...
Cerebellum - DENTISTRY 2012
... - inputs from sc - controls posture and movement of trunk and limbs. - comprises the vermis + intermediate hemisphere of the cerebellar cortex, as well as the fastigial and interposed nuclei. - projects through fastigial and interposed nuclei. - has a somatotropic organization. - it receives major i ...
... - inputs from sc - controls posture and movement of trunk and limbs. - comprises the vermis + intermediate hemisphere of the cerebellar cortex, as well as the fastigial and interposed nuclei. - projects through fastigial and interposed nuclei. - has a somatotropic organization. - it receives major i ...
Chapter 12
... University of South Carolina Norman J. Arnold School of Public Health Department of Communication Sciences and Disorders University of South Carolina ...
... University of South Carolina Norman J. Arnold School of Public Health Department of Communication Sciences and Disorders University of South Carolina ...
chapter 12 - cerebellum
... University of South Carolina Norman J. Arnold School of Public Health Department of Communication Sciences and Disorders University of South Carolina ...
... University of South Carolina Norman J. Arnold School of Public Health Department of Communication Sciences and Disorders University of South Carolina ...
Cerebellum
... Cerebellar Cortex: the surface gray matter of the cerebellum. 3 layers: 1. Molecular Layer- most superficial, consisting of axons of granule cells (parallel fibers) and dendrites of PCs 2. Purkinje Cell Layer- middle layer consisting of a single layer of large neuronal cell bodies (Purkinje cells) ...
... Cerebellar Cortex: the surface gray matter of the cerebellum. 3 layers: 1. Molecular Layer- most superficial, consisting of axons of granule cells (parallel fibers) and dendrites of PCs 2. Purkinje Cell Layer- middle layer consisting of a single layer of large neuronal cell bodies (Purkinje cells) ...
The Cerebellum Anatomically consists of two hemispheres and
... Cerebellum also helps to control intensity of muscle contraction when the muscle load changes and controls the necessary interplay between agonist & antagonist muscle groups. The cerebellum is recognized as the “silent area of the brain”, because electrical excitation doesn’t cause any sensation an ...
... Cerebellum also helps to control intensity of muscle contraction when the muscle load changes and controls the necessary interplay between agonist & antagonist muscle groups. The cerebellum is recognized as the “silent area of the brain”, because electrical excitation doesn’t cause any sensation an ...
Learning - Classical Conditioning
... The more often the CS is paired with the US, the quicker it will be learned The CS must come before the US Extinction Process of unlearning a learned response because the US has been removed for a period of time. Spontaneous Recovery: sudden reappearance of CR after apparent extinction ...
... The more often the CS is paired with the US, the quicker it will be learned The CS must come before the US Extinction Process of unlearning a learned response because the US has been removed for a period of time. Spontaneous Recovery: sudden reappearance of CR after apparent extinction ...
Document
... activity represents error signals (difference between expected and actual sensory inputs, e.g., the template and the actual drawing). • Experimentally, simultaneous activation of climbing fibers and parallel fibers converging onto the same Purkinje cell can cause longterm depression of parallel fibe ...
... activity represents error signals (difference between expected and actual sensory inputs, e.g., the template and the actual drawing). • Experimentally, simultaneous activation of climbing fibers and parallel fibers converging onto the same Purkinje cell can cause longterm depression of parallel fibe ...
Neuronal Organization of the Cerebellar Cortex
... Neuronal Organization of the Cerebellar Cortex Purkinje cell: • Purkinje cells are among the most distinctive neurons in the brain • The dendrites branch very profusely. The dendrites are covered with dendritic spines which receives synaptic input from a parallel fiber. • Their axons travel into th ...
... Neuronal Organization of the Cerebellar Cortex Purkinje cell: • Purkinje cells are among the most distinctive neurons in the brain • The dendrites branch very profusely. The dendrites are covered with dendritic spines which receives synaptic input from a parallel fiber. • Their axons travel into th ...