Synchronous Oscillatory Neural Ensembles for Rules in the
... synchrony was shifted slightly towards higher frequencies (Figure 5, right column). This may reflect differences in the underlying architecture of the rule-selective network either locally or between PFC and sensory/motor regions (Siegel et al., 2012). Beta Orientation Network Shows Stronger Alpha C ...
... synchrony was shifted slightly towards higher frequencies (Figure 5, right column). This may reflect differences in the underlying architecture of the rule-selective network either locally or between PFC and sensory/motor regions (Siegel et al., 2012). Beta Orientation Network Shows Stronger Alpha C ...
Downloadable Full Text - DSpace@MIT
... The functional roles of VTA dopamine (DA) neurons have received great attention because they are the primary source of DA in target structures such as the medial prefrontal cortex (mPFC) and nucleus accumbens (NAc), which play important roles in a broad range of motivated behaviors and neuropsychiat ...
... The functional roles of VTA dopamine (DA) neurons have received great attention because they are the primary source of DA in target structures such as the medial prefrontal cortex (mPFC) and nucleus accumbens (NAc), which play important roles in a broad range of motivated behaviors and neuropsychiat ...
PRINCIPLES OF NEUROBIOLOGY CHAPTER 6
... vertebrate olfactory systems, have made insects fruitful model organisms for understanding olfaction throughout the animal kingdom. More broadly, studies of insect olfaction have provided insight into the more general issues of how neural circuits process and represent complex sensory information. U ...
... vertebrate olfactory systems, have made insects fruitful model organisms for understanding olfaction throughout the animal kingdom. More broadly, studies of insect olfaction have provided insight into the more general issues of how neural circuits process and represent complex sensory information. U ...
Document
... If an incoming message is not strong enough to cause a neuron to fire, it may cause a shift in the electrical charge of just a tiny area of the neuron. This shift, which quickly fades away, is called a(n) ________. a. resting potential b. action potential Incorrect: An action potential refers to a s ...
... If an incoming message is not strong enough to cause a neuron to fire, it may cause a shift in the electrical charge of just a tiny area of the neuron. This shift, which quickly fades away, is called a(n) ________. a. resting potential b. action potential Incorrect: An action potential refers to a s ...
Information Processing in the Rostral Solitary Nucleus: Modulation
... Victor & Di Lorenzo, 2011), a particular firing frequency in an individual neuron may result from a low concentration of an effective stimulus or a high concentration of a less effective stimulus. If the brain encodes taste using a labeled line code, this ambiguity results in taste quality being con ...
... Victor & Di Lorenzo, 2011), a particular firing frequency in an individual neuron may result from a low concentration of an effective stimulus or a high concentration of a less effective stimulus. If the brain encodes taste using a labeled line code, this ambiguity results in taste quality being con ...
Essentials in the neuronal organization of the CNS
... The neuronal organization of the central nervous system provides the backbone to the functional studies of the nervous system. Without the fundamental knowledge of the form, location and connectivity of the neurons in the brain and in the spinal cord, neurological diagnosis would be impossible. Exce ...
... The neuronal organization of the central nervous system provides the backbone to the functional studies of the nervous system. Without the fundamental knowledge of the form, location and connectivity of the neurons in the brain and in the spinal cord, neurological diagnosis would be impossible. Exce ...
Differential Spatial Organization of Otolith Signals in Frog Vestibular
... n ⫽ 29). The distance between the left and right top of the brain stem at the level of the VIIIth nerve was 2.57 ⫾ 0.05 mm (n ⫽ 29), and the distance between the top of the brain stem and the midline (floor of the IVth ventricle at the level of the VIIIth nerve) was 0.74 ⫾ 0.03 mm (n ⫽ 29). These va ...
... n ⫽ 29). The distance between the left and right top of the brain stem at the level of the VIIIth nerve was 2.57 ⫾ 0.05 mm (n ⫽ 29), and the distance between the top of the brain stem and the midline (floor of the IVth ventricle at the level of the VIIIth nerve) was 0.74 ⫾ 0.03 mm (n ⫽ 29). These va ...
descending projections from the trigeminal ganglion and
... its own peripheral innervation area. Briefly, the ophtalmic nerve innervates the forehead, upper eyelid, cornea, conjunctiva, dorsum of the nose, and the mucosa of frontal, ethmoid and sphenoid sinuses, and the anterior portion of the nose; the maxillary nerve supplies the upper lip, lateral portion ...
... its own peripheral innervation area. Briefly, the ophtalmic nerve innervates the forehead, upper eyelid, cornea, conjunctiva, dorsum of the nose, and the mucosa of frontal, ethmoid and sphenoid sinuses, and the anterior portion of the nose; the maxillary nerve supplies the upper lip, lateral portion ...
Nerves and how they work File
... • Na+ channels close quickly and the membrane is then unresponsive or refractory • This means the action potential can only travel in one direction ...
... • Na+ channels close quickly and the membrane is then unresponsive or refractory • This means the action potential can only travel in one direction ...
Central and peripheral chemoreceptors evoke distinct responses in
... 2001; Mitchell et al. 2001). Similar patterns of central chemoreceptor stimulation do not produce this respiratory memory (Millhorn 1986). The network mechanisms through which each class of chemoreceptor differentially influences breathing and longer term changes in the respiratory motor pattern are ...
... 2001; Mitchell et al. 2001). Similar patterns of central chemoreceptor stimulation do not produce this respiratory memory (Millhorn 1986). The network mechanisms through which each class of chemoreceptor differentially influences breathing and longer term changes in the respiratory motor pattern are ...
FEATURE ARTICLE Cortical Auditory Adaptation
... et al. 1996; Stephenson et al. 2009). Those studies refer to a quiet environment and without sound stimulation, which was not the case here. Indeed, sound has been used before in protocols of sleep deprivation (Franken et al. 1995). In addition, we carried out analysis on the local field potential re ...
... et al. 1996; Stephenson et al. 2009). Those studies refer to a quiet environment and without sound stimulation, which was not the case here. Indeed, sound has been used before in protocols of sleep deprivation (Franken et al. 1995). In addition, we carried out analysis on the local field potential re ...
The ventral striatum - Brain imaging of Parkinson`s disease
... social [9] domains. However, while results such as these may provide additional insight into the types of variables treated by the ventral striatum, they do not show how the neurons of ventral striatum contribute to these functions. How is the basic information represented in the neuronal activity i ...
... social [9] domains. However, while results such as these may provide additional insight into the types of variables treated by the ventral striatum, they do not show how the neurons of ventral striatum contribute to these functions. How is the basic information represented in the neuronal activity i ...
Dopaminergic Transmission and Wake
... but little is known about them with regards to control of the sleep-wake cycle. One study suggested increased activity of the A11 cell group during REM sleep deprivation suggesting they are wake-active (Leger et al. 2010). Dopaminecontaining neurons are also located in the retina and olfactory bulb. ...
... but little is known about them with regards to control of the sleep-wake cycle. One study suggested increased activity of the A11 cell group during REM sleep deprivation suggesting they are wake-active (Leger et al. 2010). Dopaminecontaining neurons are also located in the retina and olfactory bulb. ...
The Prefrontal Cortex and Flexible Behavior
... Copyright © 2007 Sage Publications ISSN 1073-8584 ...
... Copyright © 2007 Sage Publications ISSN 1073-8584 ...
How Inhibition Shapes Cortical Activity
... Cortical processing reflects the interplay of synaptic excitation and synaptic inhibition. Rapidly accumulating evidence is highlighting the crucial role of inhibition in shaping spontaneous and sensory-evoked cortical activity and thus underscores how a better knowledge of inhibitory circuits is ne ...
... Cortical processing reflects the interplay of synaptic excitation and synaptic inhibition. Rapidly accumulating evidence is highlighting the crucial role of inhibition in shaping spontaneous and sensory-evoked cortical activity and thus underscores how a better knowledge of inhibitory circuits is ne ...
Effects of galanin on wide-dynamic range neuron activity
... discharge frequency was presented as mean6standard error of the mean (S.E.M.). The discharge frequencies recorded during subsequent experiments were expressed as percentage changes of the basal level of each neuron’s discharge frequency. The difference between groups was determined by two-way analys ...
... discharge frequency was presented as mean6standard error of the mean (S.E.M.). The discharge frequencies recorded during subsequent experiments were expressed as percentage changes of the basal level of each neuron’s discharge frequency. The difference between groups was determined by two-way analys ...
Cartesian spatial coordinates Computing reaching dynamics in
... notion that the motor cortex represents movement parameters. The movements of the arm are governed by muscle forces that exert torques around joints. Models of arm movements typically use joint-angle coordinates, which require the solution of nonlinear inverse kinematics (the computation of joint an ...
... notion that the motor cortex represents movement parameters. The movements of the arm are governed by muscle forces that exert torques around joints. Models of arm movements typically use joint-angle coordinates, which require the solution of nonlinear inverse kinematics (the computation of joint an ...
Article 5 - Graduate Program in Neuroscience | UBC
... In the delayed go/no-go task we tested how task-related activity in 188 of 505 tested neurons (37%) differed between rewarded and unrewarded trials (Tremblay and Schultz, 2000a). Rewarded nonmovement trials served as controls for movement relationships. Instruction responses occurred in 99 of 188 ta ...
... In the delayed go/no-go task we tested how task-related activity in 188 of 505 tested neurons (37%) differed between rewarded and unrewarded trials (Tremblay and Schultz, 2000a). Rewarded nonmovement trials served as controls for movement relationships. Instruction responses occurred in 99 of 188 ta ...
