Integration of Visual and Auditory Information by Superior Temporal
... auditory signals on the visual response. Effect of Sound on Visual Responses Auditory signals had a significant effect on the visual response in 22 (23%) of the 95 cells with visual responses. The visual response was significantly augmented in 8 of 95 cells and significantly attenuated in 8 of 95 ce ...
... auditory signals on the visual response. Effect of Sound on Visual Responses Auditory signals had a significant effect on the visual response in 22 (23%) of the 95 cells with visual responses. The visual response was significantly augmented in 8 of 95 cells and significantly attenuated in 8 of 95 ce ...
Visual Cortex and Control Processes Stimuli in Opposite Visual
... the notion of “competition” to describe behavioral interactions between widely separated visual inputs, typically in opposite visual hemifields that project to different occipital hemispheres (e.g., Bender 1952; Cohen et al. 1994; Duncan et al. 1997; Kastner and Ungerleider 2000; Kinsbourne 1993). F ...
... the notion of “competition” to describe behavioral interactions between widely separated visual inputs, typically in opposite visual hemifields that project to different occipital hemispheres (e.g., Bender 1952; Cohen et al. 1994; Duncan et al. 1997; Kastner and Ungerleider 2000; Kinsbourne 1993). F ...
Word doc - Center for Neural Science
... examining LFPs evoked by a standard stimulus set of six frequencies spanning five octaves (1 or 1.25 kHz to 40 kHz in ~one octave steps) delivered at intensities from 70 dB SPL to below CF threshold, typically in 10 dB steps. Although the one-octave resolution of the stimulus set is relatively crude ...
... examining LFPs evoked by a standard stimulus set of six frequencies spanning five octaves (1 or 1.25 kHz to 40 kHz in ~one octave steps) delivered at intensities from 70 dB SPL to below CF threshold, typically in 10 dB steps. Although the one-octave resolution of the stimulus set is relatively crude ...
do simultaneously presented visual and auditory
... How do the quality and quantity of recalled memory and comprehension differ when auditory and visual stimuli convey the same or different types of information? Does auditory or visual stimuli tend to attract more of our attention while, for example, watching TV, or attending a meeting or class? Coul ...
... How do the quality and quantity of recalled memory and comprehension differ when auditory and visual stimuli convey the same or different types of information? Does auditory or visual stimuli tend to attract more of our attention while, for example, watching TV, or attending a meeting or class? Coul ...
The Face as a Sensory Organ
... Two-point discrimination and vibratory values in females are reported to be lower when compared to males, although these differences are not statistically significant. There are also no significant differences between left and right side of the human face.46,48,49 Interestingly, all of the tests evi ...
... Two-point discrimination and vibratory values in females are reported to be lower when compared to males, although these differences are not statistically significant. There are also no significant differences between left and right side of the human face.46,48,49 Interestingly, all of the tests evi ...
MUSIC PERCEPTION AND COGNITION
... 1970). Pitch classes differ from stronger instances of categorical perception, as in speech, in that it is still possible to discriminate between different examples within the same category (see Jusczyk & Luce, this volume). For example, Levitin (1996, 1999) has pointed out that while musicians do a ...
... 1970). Pitch classes differ from stronger instances of categorical perception, as in speech, in that it is still possible to discriminate between different examples within the same category (see Jusczyk & Luce, this volume). For example, Levitin (1996, 1999) has pointed out that while musicians do a ...
20356-46231-3-SP - Scandinavian Journal of Child and
... Volumetric and morphometric studies Several volumetric and morphometric studies have examined adolescents with BPD to identify brain alterations that occur in early stages of the disorder. In comparison to healthy controls, studies identified decreases in the gray matter volume in BPD in the right o ...
... Volumetric and morphometric studies Several volumetric and morphometric studies have examined adolescents with BPD to identify brain alterations that occur in early stages of the disorder. In comparison to healthy controls, studies identified decreases in the gray matter volume in BPD in the right o ...
Acceleration of visually cued conditioned fear through the
... divisions of the MGN via auditory cortex to perirhinal cortex also conveys information to the amygdala11,15. However, lesions of the auditory cortex do not affect the magnitude or duration of freezing responses after fear conditioning16. In addition, single unit recordings suggest that this cortical ...
... divisions of the MGN via auditory cortex to perirhinal cortex also conveys information to the amygdala11,15. However, lesions of the auditory cortex do not affect the magnitude or duration of freezing responses after fear conditioning16. In addition, single unit recordings suggest that this cortical ...
Cross modality matching of brightness and loudness
... in question (Spence, 2011). The posterior superior central sulcus (pSTS) and middle temporal gyrus (MTG) have been suggested as points of integration for simultaneous auditory and visual stimuli (Beauchamp, Lee, Argall, & Martin, 2004). When congruent pairings of auditory and visual components of ob ...
... in question (Spence, 2011). The posterior superior central sulcus (pSTS) and middle temporal gyrus (MTG) have been suggested as points of integration for simultaneous auditory and visual stimuli (Beauchamp, Lee, Argall, & Martin, 2004). When congruent pairings of auditory and visual components of ob ...
Saccadic Suppression of Retinotopically Localized Blood Oxygen
... interest had been precisely localized for each subject, no Gaussian spatial refresh rate of 78 Hz. A fast photovoltaic transducer was used to measure smoothing was applied. Instead, voxel values extracted from the four clusters onset delay, buildup, and decay times in image formation directly on the ...
... interest had been precisely localized for each subject, no Gaussian spatial refresh rate of 78 Hz. A fast photovoltaic transducer was used to measure smoothing was applied. Instead, voxel values extracted from the four clusters onset delay, buildup, and decay times in image formation directly on the ...
Functional Properties of Parietal Visual Neurons: Mechanisms of
... regions of the brain stem. Area PG (Pandya and Seltzer, 1982) of this lobule contains several classes of neurons with different properties, among them one activated by visual stimuli (Motter and Mountcastle, 198 1; Mountcastle et al., 1984). Parietal visual neurons (PVNs) are sensitive to moving vis ...
... regions of the brain stem. Area PG (Pandya and Seltzer, 1982) of this lobule contains several classes of neurons with different properties, among them one activated by visual stimuli (Motter and Mountcastle, 198 1; Mountcastle et al., 1984). Parietal visual neurons (PVNs) are sensitive to moving vis ...
The cognitive neuroscience of sustained attention
... The recent overview by Cabeza and Nyberg [8] illustrates the sobering degree to which such imaging data remain isolated if they are not embedded in a theory describing the neuronal mediation of the cognitive performance of interest. As we have argued earlier [85], the development of such a theory re ...
... The recent overview by Cabeza and Nyberg [8] illustrates the sobering degree to which such imaging data remain isolated if they are not embedded in a theory describing the neuronal mediation of the cognitive performance of interest. As we have argued earlier [85], the development of such a theory re ...
1 - Philosophy and Predictive Processing
... One thing Kant emphasizes at this point in the Critique of Pure Reason is that our intuitions (Anschauungen), which constitute the sensory material on which acts of synthesis are performed, are not sense-data that are simply given (cf. Brook 2013, § 3.2). They are not just received, but are also par ...
... One thing Kant emphasizes at this point in the Critique of Pure Reason is that our intuitions (Anschauungen), which constitute the sensory material on which acts of synthesis are performed, are not sense-data that are simply given (cf. Brook 2013, § 3.2). They are not just received, but are also par ...
Color responses of the human lateral geniculate nucleus: selective
... spatially narrow band stimulus at a relatively low spatial frequency was used to avoid artifacts generated by chromatic aberration in the chromatic stimuli (Bradley et al., 1992; Cottaris, 2003), and spatial frequency was not varied experimentally due to this constraint. Radial ring (1-d in polar co ...
... spatially narrow band stimulus at a relatively low spatial frequency was used to avoid artifacts generated by chromatic aberration in the chromatic stimuli (Bradley et al., 1992; Cottaris, 2003), and spatial frequency was not varied experimentally due to this constraint. Radial ring (1-d in polar co ...
Selective amplification of the S
... spatially narrow band stimulus at a relatively low spatial frequency was used to avoid artifacts generated by chromatic aberration in the chromatic stimuli (Bradley et al., 1992; Cottaris, 2003), and spatial frequency was not varied experimentally due to this constraint. Radial ring (1-d in polar co ...
... spatially narrow band stimulus at a relatively low spatial frequency was used to avoid artifacts generated by chromatic aberration in the chromatic stimuli (Bradley et al., 1992; Cottaris, 2003), and spatial frequency was not varied experimentally due to this constraint. Radial ring (1-d in polar co ...
Functional segregation of the temporal lobes into highly
... al., 2000; Wise et al., 2001) the activations are less confounded by those attentional interactions, because the trials are presented randomly and rapidly, and attention could be held constant across stimulus presentations. Based on the different aspects of auditory perception and language processin ...
... al., 2000; Wise et al., 2001) the activations are less confounded by those attentional interactions, because the trials are presented randomly and rapidly, and attention could be held constant across stimulus presentations. Based on the different aspects of auditory perception and language processin ...
THE AMYGDALA AND REWARD
... there are several mechanisms by which an animal can choose a stimulus on the basis of ‘reward’, and thereby solve visual-discrimination problems. Another solution involves stimulus–response associations. In conditional motor learning, which we discussed earlier, monkeys with amygdala lesions learn a ...
... there are several mechanisms by which an animal can choose a stimulus on the basis of ‘reward’, and thereby solve visual-discrimination problems. Another solution involves stimulus–response associations. In conditional motor learning, which we discussed earlier, monkeys with amygdala lesions learn a ...
the amygdala and reward
... there are several mechanisms by which an animal can choose a stimulus on the basis of ‘reward’, and thereby solve visual-discrimination problems. Another solution involves stimulus–response associations. In conditional motor learning, which we discussed earlier, monkeys with amygdala lesions learn a ...
... there are several mechanisms by which an animal can choose a stimulus on the basis of ‘reward’, and thereby solve visual-discrimination problems. Another solution involves stimulus–response associations. In conditional motor learning, which we discussed earlier, monkeys with amygdala lesions learn a ...
Attention induces synchronization-based response gain in steady
... rates and behavioral performance, the evidence to date has been mixed as to whether voluntary visual attention primarily affects neural activity based on contrast1,3–6,10,11, response5,7–9 or activity7 gain. The three hypotheses have not previously been examined at the level of the neural population ...
... rates and behavioral performance, the evidence to date has been mixed as to whether voluntary visual attention primarily affects neural activity based on contrast1,3–6,10,11, response5,7–9 or activity7 gain. The three hypotheses have not previously been examined at the level of the neural population ...
Leading tonically active neurons of the striatum from reward
... caudate nucleus and putamen. Most studies have emphasized the uniformity of these responses in different striatal regions, that is, the anterior striatum and posterior putamen, which appear to process, respectively, cognitive and motor information [10–13]. On the other hand, no study has yet monitor ...
... caudate nucleus and putamen. Most studies have emphasized the uniformity of these responses in different striatal regions, that is, the anterior striatum and posterior putamen, which appear to process, respectively, cognitive and motor information [10–13]. On the other hand, no study has yet monitor ...
Alterations to multisensory and unisensory integration by stimulus
... The electrode (tip diameter 1–3 m, impedance 2–3.5 M⍀ at 1 kHz) was positioned on a microdrive stage and lowered into the SC. After reaching the superficial layers of the SC, the electrode was advanced with the hydraulic microdrive while monitoring neural activity and presenting search stimuli. Sin ...
... The electrode (tip diameter 1–3 m, impedance 2–3.5 M⍀ at 1 kHz) was positioned on a microdrive stage and lowered into the SC. After reaching the superficial layers of the SC, the electrode was advanced with the hydraulic microdrive while monitoring neural activity and presenting search stimuli. Sin ...
Perception
... – Discovered feature detectors: neurons that respond selectively to lines, edges, etc. – – Groundbreaking research: Nobel Prize in 1981 ...
... – Discovered feature detectors: neurons that respond selectively to lines, edges, etc. – – Groundbreaking research: Nobel Prize in 1981 ...
Warm pleasant feelings in the brain
... primary, that is unlearned, reinforcers, and investigation of the neural mechanisms that are related to these stimuli and the feelings they arouse may provide a direct approach to understanding the brain mechanisms of emotion and indeed of decision-making (Cabanac, 2002; Rolls, 1999, 2005, 2008b). T ...
... primary, that is unlearned, reinforcers, and investigation of the neural mechanisms that are related to these stimuli and the feelings they arouse may provide a direct approach to understanding the brain mechanisms of emotion and indeed of decision-making (Cabanac, 2002; Rolls, 1999, 2005, 2008b). T ...
Natural Stimulation of the Nonclassical Receptive Field Increases
... system and the resources available. Recent theoretical work suggests that natural images can be efficiently represented by a sparse code (Srinivasan et al., 1982; Barlow, 1989; Field, 1993; Bell and Sejnowski, 1997; Olshausen and Field, 1997, 2000; Simoncelli and Olshausen, 2001). Field (1987) demon ...
... system and the resources available. Recent theoretical work suggests that natural images can be efficiently represented by a sparse code (Srinivasan et al., 1982; Barlow, 1989; Field, 1993; Bell and Sejnowski, 1997; Olshausen and Field, 1997, 2000; Simoncelli and Olshausen, 2001). Field (1987) demon ...
The Roles of the Amygdala and the Hippocampus in Fear
... THE ROLES OF THE AMYGDALA AND THE HIPPOCAMPUS IN FEAR CONDITIONING ...
... THE ROLES OF THE AMYGDALA AND THE HIPPOCAMPUS IN FEAR CONDITIONING ...