Connection Patterns Distinguish 3 Regions of Human Parietal Cortex
... Advance Access publication November 23, 2005 ...
... Advance Access publication November 23, 2005 ...
Cerebral correlates of delta waves during non
... results. Therefore, in our second analysis, data obtained during wakefulness were discarded from the statistical analysis. As shown in Fig. 1, this analysis run on data exclusively recorded during NREM sleep yielded markedly different results, and notably failed to detect any significant correlation ...
... results. Therefore, in our second analysis, data obtained during wakefulness were discarded from the statistical analysis. As shown in Fig. 1, this analysis run on data exclusively recorded during NREM sleep yielded markedly different results, and notably failed to detect any significant correlation ...
An Animal Model of Early-treated PKU
... dopaminergic neurons, and may also lack the synthesis-modulating autoreceptors present on most other dopaminergic neurons (Bannon et al., 1981a,b, 1982; Chiodo et al., 1984; Roth, 1984). This makes prefrontal cortex acutely sensitive to even a small change in tyrosine levels (Thierry et al., 1977; C ...
... dopaminergic neurons, and may also lack the synthesis-modulating autoreceptors present on most other dopaminergic neurons (Bannon et al., 1981a,b, 1982; Chiodo et al., 1984; Roth, 1984). This makes prefrontal cortex acutely sensitive to even a small change in tyrosine levels (Thierry et al., 1977; C ...
Article - Leslie Vosshall - The Rockefeller University
... Drosophila modulates the physiology of glomerular circuitry on short time scales (Yu et al., 2004). In honeybee workers, the volume of a few identified glomeruli correlates with and is modulated by foraging experience outside the confines of the hive (Winnington et al., 1996). Previous studies in Dr ...
... Drosophila modulates the physiology of glomerular circuitry on short time scales (Yu et al., 2004). In honeybee workers, the volume of a few identified glomeruli correlates with and is modulated by foraging experience outside the confines of the hive (Winnington et al., 1996). Previous studies in Dr ...
Multisensory Integration of Dynamic Faces and Voices
... wire with impedances between 1 and 3 M⍀ (measured at 1 kHz). The stainless-steel chamber was used as the reference. Signals were amplified, filtered (1–5000 Hz), and acquired at a 20.2 kHz sampling rate. Electrodes were lowered until multiunit cortical responses could be driven by auditory stimuli. ...
... wire with impedances between 1 and 3 M⍀ (measured at 1 kHz). The stainless-steel chamber was used as the reference. Signals were amplified, filtered (1–5000 Hz), and acquired at a 20.2 kHz sampling rate. Electrodes were lowered until multiunit cortical responses could be driven by auditory stimuli. ...
KCNQ/M Channels Control Spike Afterdepolarization and Burst
... Action potentials were evoked by injecting the neurons with threshold-straddling, brief (4 msec) and long (180 msec) depolarizing current pulses through the recording microelectrode. Linopirdine exerted several effects on active membrane properties (Table 1). The most conspicuous effect was facilita ...
... Action potentials were evoked by injecting the neurons with threshold-straddling, brief (4 msec) and long (180 msec) depolarizing current pulses through the recording microelectrode. Linopirdine exerted several effects on active membrane properties (Table 1). The most conspicuous effect was facilita ...
The medial parietal occipital areas in the macaque
... description of the visual topography of the cortex hidden within the mPOC (Galletti et al., 1999a; Galletti et al., 1999b; Galletti et al., 2005). In the posterior bank of the POs, we recognized V2 and V3 as two strips of cortex which, in agreement with the literature (see Fig. 4B and 4C), represent ...
... description of the visual topography of the cortex hidden within the mPOC (Galletti et al., 1999a; Galletti et al., 1999b; Galletti et al., 2005). In the posterior bank of the POs, we recognized V2 and V3 as two strips of cortex which, in agreement with the literature (see Fig. 4B and 4C), represent ...
Medullary control of nociceptive transmission
... Importance of controlling nociceptive input to the brain Acute pain and transient ALLODYNIA and HYPERALGESIA (see glossary) associated to inflammation, chronic pain and disease are crucial examples of the importance of pain for organism protection (Fig. 1). Conversely, other situations require analg ...
... Importance of controlling nociceptive input to the brain Acute pain and transient ALLODYNIA and HYPERALGESIA (see glossary) associated to inflammation, chronic pain and disease are crucial examples of the importance of pain for organism protection (Fig. 1). Conversely, other situations require analg ...
Motor imagery and higher-level cognition: four hurdles before
... Belardinelli et al. 2009; Palmiero et al. 2009). As some individuals are better at motor imagery than others, it is possible that these differences in ability will also interact with effects of motor imagery on other cognitive tasks. Additionally, numerous studies have found athletes to be significa ...
... Belardinelli et al. 2009; Palmiero et al. 2009). As some individuals are better at motor imagery than others, it is possible that these differences in ability will also interact with effects of motor imagery on other cognitive tasks. Additionally, numerous studies have found athletes to be significa ...
(15 pages pdf)
... Arousal is fundamental to many behaviors, but whether it is unitary or whether there are different types of behavior-specific arousal has not been clear. In Drosophila, dopamine promotes sleep-wake arousal. However, there is conflicting evidence regarding its influence on environmentally stimulated ...
... Arousal is fundamental to many behaviors, but whether it is unitary or whether there are different types of behavior-specific arousal has not been clear. In Drosophila, dopamine promotes sleep-wake arousal. However, there is conflicting evidence regarding its influence on environmentally stimulated ...
Stretch reflexes. (Final).
... ❖ Definition and components of stretch reflex. ❖ The structure, innervation and function of the muscle spindle. ❖ Sensory primary and secondary (flower-spray) sensory afferent fibers of muscle spindle, intrafusal muscle fibers (nuclear bag & nuclear chain fibers). ❖ The dynamic gamma effe ...
... ❖ Definition and components of stretch reflex. ❖ The structure, innervation and function of the muscle spindle. ❖ Sensory primary and secondary (flower-spray) sensory afferent fibers of muscle spindle, intrafusal muscle fibers (nuclear bag & nuclear chain fibers). ❖ The dynamic gamma effe ...
FREE Sample Here - Find the cheapest test bank for your
... The nervous system has more than one type of neuron. c) There are more neurons than glial cells in the nervous system. d) A nerve is best defined as a bundle of axons from different neurons. e) Glial cells serve to support neurons, as well as to form the myelin sheath on axons. ANS: c TOP: MOD: 2.1 ...
... The nervous system has more than one type of neuron. c) There are more neurons than glial cells in the nervous system. d) A nerve is best defined as a bundle of axons from different neurons. e) Glial cells serve to support neurons, as well as to form the myelin sheath on axons. ANS: c TOP: MOD: 2.1 ...
Functional Microarchitecture of Cat Primary Visual Cortex
... more clustered than would be expected from a random distribution. However, preferred phase, direction selectivity, relative modulation (F1/DC), and spatial frequency preference and tuning width showed no such clustering. By investigating the temporal patterns of neighbouring neurons in response to m ...
... more clustered than would be expected from a random distribution. However, preferred phase, direction selectivity, relative modulation (F1/DC), and spatial frequency preference and tuning width showed no such clustering. By investigating the temporal patterns of neighbouring neurons in response to m ...
The neuroepithelial basement membrane serves as a boundary and
... Figure 1 FBMNs undergo a change in velocity upon contact with the Laminin-containing ventral basement membrane. (A) A maximum intensity projection of a confocal Z-stack of a tg(hoxb1aBAC:mRFP1); tg(isl1:GFP) double transgenic embryo at 48 hpf reveals that most Isl1:GFP positive neurons in both r6 an ...
... Figure 1 FBMNs undergo a change in velocity upon contact with the Laminin-containing ventral basement membrane. (A) A maximum intensity projection of a confocal Z-stack of a tg(hoxb1aBAC:mRFP1); tg(isl1:GFP) double transgenic embryo at 48 hpf reveals that most Isl1:GFP positive neurons in both r6 an ...
Canceling Planned Action: An fMRI Study of
... professional baseball batters have no other choice but to begin their swinging motion as soon as the pitch is released. Between the moments when the ball leaves the pitcher’s hand and when it reaches the plate, a batter may decide that the ball is going to curve wide and begins to cancel the planned ...
... professional baseball batters have no other choice but to begin their swinging motion as soon as the pitch is released. Between the moments when the ball leaves the pitcher’s hand and when it reaches the plate, a batter may decide that the ball is going to curve wide and begins to cancel the planned ...
Perception Spike Timing-Dependent Plasticity: From Synapse to
... that LTP of the associational/commissural connections can be induced by pairing spike bursts in the mossy fibers and the association/commissural pathway, and this effect depends on the order and interval between the pre/post bursts rather than between individual spikes. For a synaptic learning rule ...
... that LTP of the associational/commissural connections can be induced by pairing spike bursts in the mossy fibers and the association/commissural pathway, and this effect depends on the order and interval between the pre/post bursts rather than between individual spikes. For a synaptic learning rule ...
Layer II/III of the Prefrontal Cortex: Inhibition by the Serotonin
... ranging from postnatal day 6 (P6) to P96. At all ages, the brain was cooled as rapidly as possible with 4°C oxygenated sucrose artificial CSF (ACSF) (254 mM sucrose was substituted for NaCl). Prefrontal slices were cut from anterior to posterior using the appearance of white matter and the corpus ca ...
... ranging from postnatal day 6 (P6) to P96. At all ages, the brain was cooled as rapidly as possible with 4°C oxygenated sucrose artificial CSF (ACSF) (254 mM sucrose was substituted for NaCl). Prefrontal slices were cut from anterior to posterior using the appearance of white matter and the corpus ca ...
Spike Timing-Dependent Plasticity: From Synapse to Perception
... The simplest explanation for the post-pre LTD window is that the afterdepolarization associated with the AP causes a partial opening of NMDARs, resulting in a lowlevel Ca2⫹ influx required for LTD induction. However, such a simple model inevitably predicts the existence of a LTD window at positive ( ...
... The simplest explanation for the post-pre LTD window is that the afterdepolarization associated with the AP causes a partial opening of NMDARs, resulting in a lowlevel Ca2⫹ influx required for LTD induction. However, such a simple model inevitably predicts the existence of a LTD window at positive ( ...
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... counter. Action potentials were isolated from background noise with an on-line window discriminator (BAK DIS-1). The number of discriminated spikes and times of arrival that occurred within a 200-ms epoch after tone burst onsets were recorded digitally. In responsive electrode tracks, only one site ...
... counter. Action potentials were isolated from background noise with an on-line window discriminator (BAK DIS-1). The number of discriminated spikes and times of arrival that occurred within a 200-ms epoch after tone burst onsets were recorded digitally. In responsive electrode tracks, only one site ...
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... distinctive cellular appearance and function of each • His map, shown here, is used to this day in describing the functional organization of this region b’se many of the areas identified by Broadman correlate fairly well with various functional areas of the cortex ...
... distinctive cellular appearance and function of each • His map, shown here, is used to this day in describing the functional organization of this region b’se many of the areas identified by Broadman correlate fairly well with various functional areas of the cortex ...
Higginbotham H, Eom TY, Mariani LE, Bachleda A, Hirt J, Gukassyan V, Cusack CL, Lai C, Caspary T, Anton ES. Developmental Cell. 2012, Nov 13 23(5):925-38. Arl13b in primary cilia regulates the migration and placement of interneurons in the developing cerebral cortex.
... Breunig et al., 2008; Willaredt et al., 2008). Although these studies demonstrate the importance of cilia activity in progenitor dynamics, little is known about how neuronal cilia may influence the migration and differentiation of distinct classes of neurons during corticogenesis. We therefore aimed ...
... Breunig et al., 2008; Willaredt et al., 2008). Although these studies demonstrate the importance of cilia activity in progenitor dynamics, little is known about how neuronal cilia may influence the migration and differentiation of distinct classes of neurons during corticogenesis. We therefore aimed ...
Morphometric changes of the central nervous system of
... walking legs in the subesophageal part of the nervous system. Its absence did not disturb the symmetry of this part, but it was considerably shorter than that of the control specimens (Fig. 1C1). It should be noted that the absence of half or an entire neuromere did not disrupt the continuity of the ...
... walking legs in the subesophageal part of the nervous system. Its absence did not disturb the symmetry of this part, but it was considerably shorter than that of the control specimens (Fig. 1C1). It should be noted that the absence of half or an entire neuromere did not disrupt the continuity of the ...
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... Eide et al., 1993; Ibáñez, 1995). Individual neurons may also be responsive to more than one neurotrophin at a given time, or at subsequent times during development. Moreover, the actions of neurotrophic factors are not restricted to developing neurons. Indeed, these factors can act on dividing neur ...
... Eide et al., 1993; Ibáñez, 1995). Individual neurons may also be responsive to more than one neurotrophin at a given time, or at subsequent times during development. Moreover, the actions of neurotrophic factors are not restricted to developing neurons. Indeed, these factors can act on dividing neur ...