Results 111 to 120 of about 64,815 (293)

Bioimaging of sense organs and the central nervous system in extant fishes and reptiles in situ: A review

open access: yesThe Anatomical Record, EarlyView.
Bioimaging of the sense organs and brain of fishes and reptiles. Left panel: 3D reconstruction of the head and brain of the deep‐sea viperfish Chauliodus sloani following diceCT. Right panel: A 3D reconstruction of a 70‐day‐old embryo head of the bearded dragon Pogona vitticeps following diceCT, showing the position of the segmented brain within the ...
Shaun P. Collin   +9 more
wiley   +1 more source

From reference to sense: how the brain encodes meaning for speaking

open access: yesFrontiers in Psychology, 2012
In speaking, semantic encoding is the conversion of a nonverbal mental representation (the reference) into a semantic structure suitable for expression (the sense).
Laura eMenenti   +4 more
doaj   +1 more source

Adaptive Entropy Rates for fMRI Time-Series Analysis [PDF]

open access: yes, 2001
In previous work [Tsai et al, 1999] we introduced an information theoretic approach for analysis of fMRI time-series data. Subsequently, [Kim et al, 2000] we established a relationship between our information theoretic approach and a simple non-parametric hypothesis test.
John W. Fisher   +3 more
openaire   +1 more source

Atypical Visually Guided Precision Grip Control in Middle‐Aged and Older Autistic Adults

open access: yesAutism Research, EarlyView.
ABSTRACT Sensorimotor impairments are well documented in autism spectrum disorder (ASD). However, little is known about how these difficulties present in middle‐aged and older autistic adults or how they relate to demographic factors and autistic traits.
Zheng Wang   +9 more
wiley   +1 more source

Reduced Hand Specialization and Idiosyncratic Visuomotor Strategies in Autism During Naturalistic Object Manipulation

open access: yesAutism Research, EarlyView.
ABSTRACT Autistic individuals exhibit altered perceptual and visuomotor behaviors, potentially due to reduced cortical specialization. The current study focuses on handedness, a robust marker of cerebral specialization, which is less right‐biased in autism.
Emily Fewster   +2 more
wiley   +1 more source

Time Adaptation Shows Duration Selectivity in the Human Parietal Cortex.

open access: yesPLoS Biology, 2015
Although psychological and computational models of time estimation have postulated the existence of neural representations tuned for specific durations, empirical evidence of this notion has been lacking.
Masamichi J Hayashi   +7 more
doaj   +1 more source

Seeing the world through non rose-colored glasses: anxiety and the amygdala response to blended expressions.

open access: yesFrontiers in Human Neuroscience, 2015
Anxious individuals have a greater tendency to categorize faces with ambiguous emotional expressions as fearful (Richards et al., 2002). These behavioral findings might reflect anxiety-related biases in stimulus representation within the human amygdala ...
Sonia eBishop   +3 more
doaj   +1 more source

Statistical Analysis of fMRI Time-Series: A Critical Review of the GLM Approach. [PDF]

open access: yes, 2011
Functional magnetic resonance imaging (fMRI) is one of the most widely used tools to study the neural underpinnings of human cognition. Standard analysis of fMRI data relies on a general linear model (GLM) approach to separate stimulus induced signals ...
Monti, Martin M
core   +3 more sources

Changes in Intrinsic Activity of the Primary Somatosensory Cortex Causally Explain Differences in Emotion Perception in Autism

open access: yesAutism Research, EarlyView.
ABSTRACT Autism Spectrum Disorder (ASD) is characterized by certain difficulties in emotion‐related processing. Recent research using electroencephalography (EEG) to measure somatosensory evoked potentials during emotion perception has shown reduced embodiment of emotional expressions in autistic compared to neurotypical individuals, independently from
Martina Fanghella   +5 more
wiley   +1 more source

Functional imaging of numerical processing in adults and 4-y-old children.

open access: yesPLoS Biology, 2006
Adult humans, infants, pre-school children, and non-human animals appear to share a system of approximate numerical processing for non-symbolic stimuli such as arrays of dots or sequences of tones.
Jessica F Cantlon   +3 more
doaj   +1 more source

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