Results 21 to 30 of about 119,246 (323)

Testosterone and grasp-reflex differences in human neonates [PDF]

open access: yes, 2001
According to the Geschwind-Behan-Galaburda (GBG) hypothesis, prenatal testosterone (T) causes a slowing in the development of the left brain with a consequent compensatory growth in the right brain, creating a reverse organisation of the cerebral ...
Tan, Meliha, Tan, Uner
core   +1 more source

Crossed Aphasia in a Patient with Anaplastic Astrocytoma of the Non-Dominant Hemisphere [PDF]

open access: yes, 2017
Aphasia describes a spectrum of speech impairments due to damage in the language centers of the brain. Insult to the inferior frontal gyrus of the dominant cerebral hemisphere results in Broca\u27s aphasia - the inability to produce fluent speech.
Anand, Neil   +3 more
core   +2 more sources

Task complexity, age and gender effect on functional motor asymmetry of right- and left-handed children [PDF]

open access: yesMotricidade, 2011
Manual asymmetry was assessed in different complexity coincidence-anticipation tasks in 59 right- and 56 left-handed children of both genders divided into two age groups (7-8 years and 9-10 years).
P.C. Rodrigues   +4 more
doaj   +3 more sources

O desenvolvimento de dominância manual e podálica em crianças destras e canhotas entre três a oito anos de idade

open access: yesInteração em Psicologia, 2009
This study focused on the developmental patterns of hand and foot dominance, and associated phenotypic asymmetries, such as mixed dominance and the correspondence between handedness and footedness among young children. Research indicates that for certain
William Lee Berdel Martin   +2 more
doaj   +1 more source

Left preference for sport tasks does not necessarily indicate left-handedness: sport-specific lateral preferences, relationship with handedness and implications for laterality research in behavioural sciences. [PDF]

open access: yesPLoS ONE, 2014
In the elite domain of interactive sports, athletes who demonstrate a left preference (e.g., holding a weapon with the left hand in fencing or boxing in a 'southpaw' stance) seem overrepresented. Such excess indicates a performance advantage and was also
Florian Loffing   +2 more
doaj   +1 more source

Handedness and behavioural inhibition:left-handed females show most inhibition as measured by BIS/BAS self-report [PDF]

open access: yes, 2008
This study investigated the relationship between handedness, gender and behavioural approach and inhibition using Carver and White’s (1994) BIS/BAS Scale. 112 participants took part: 46 left-handers and 66 right-handers. All participants completed Peters’
Hardie, Scott M.   +2 more
core   +3 more sources

Handedness of a motor program in C. elegans is independent of left-right body asymmetry. [PDF]

open access: yesPLoS ONE, 2012
Complex animals display bilaterally asymmetric motor behavior, or "motor handedness," often revealed by preferential use of limbs on one side. For example, use of right limbs is dominant in a strong majority of humans. While the mechanisms that establish
Joanna C Downes   +3 more
doaj   +1 more source

Breaking of valley degeneracy by magnetic field in monolayer MoSe2 [PDF]

open access: yes, 2014
Using polarization-resolved photoluminescence spectroscopy, we investigate valley degeneracy breaking by out-of-plane magnetic field in back-gated monolayer MoSe$_2$ devices.
Anderson, Zachary   +7 more
core   +2 more sources

The manipulated left-handedness in a rare-earth-ion-doped optical fiber by the incoherent pumping field

open access: yes, 2017
The left-handedness was demonstrated by the simulation with a three-level quantum system in an E3+r -dopped ZrF4-BaF2-LaF3-AlF3-NaF (ZBLAFN) optical fiber. And the left-handedness can be regulated by the incoherent pumping field. Our scheme may provide a
Guo, Hong-Wei   +2 more
core   +1 more source

Changing handedness after nerve reconstruction in brachial plexus birth palsy

open access: yesFrontiers in Neurology
PurposeRight obstetric brachial plexus injuries (OBPI) often lead to left-handedness before limb function is restored post-surgery. A pertinent question arises about promoting a transition from left to right-handedness.
Chenglun Yao   +20 more
doaj   +1 more source

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