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handedness

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handedness
handedness (ˈhændɪdnɪs) [f. handed a. + -ness.] The tendency to, or the preference for, the use of either the right or the left hand. Also transf.1921 Trans. Utah Acad. Sci. II. 59 (title) The problem of handedness. Ibid. 62 It is argued by some that a child's handedness is a result of imitating its... Oxford English Dictionary
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Handedness
Mixed-handedness or cross-dominance is the change of hand preference between different tasks. This is about as widespread as left-handedness. Edinburgh Handedness Inventory Geschwind–Galaburda hypothesis Neuroanatomy of handedness Situs inversus Twins and handedness References External wikipedia.org
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Was Left-Handedness Called 'Sinistrality' Because Lefties Were Thought ...
Feb 5, 2022The term " sinistrality ," as defined by Merriam-Webster, means "the quality or state of having the left side or one or more of its parts (as the hand or eye) different from and usually more ...
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Handedness (disambiguation)
Handedness is a human attribute reflecting the unequal distribution of fine motor skill between the left and right hands. Handedness may also refer to: Chirality, Greek for handedness, used to describe similar concepts in other fields: Chirality (chemistry), a property wikipedia.org
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8 New Scientific Findings About Left-Handedness
1. There are approximately 708 million left-handers in the world. In a recent statistical integration of 200 studies on left-handedness with an overall sample size of more than 2.3 million ...
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The effects of sex and handedness on masturbation laterality ... - PubMed
Affiliations. Masturbation is a common human behaviour. Compared to other unimanual behaviours it has unique properties, including increased sexual and emotional arousal, and privacy. Self-reported hand preference for masturbation was examined in 104 left-handed and 103 right-handed women, and 100 left-handed and 99 right-handed men.
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Differences Between Left- and Right-Handedness - WebMD
Sep 29, 20235 /12. Your brain's right side controls muscles on the left side of your body and largely drives musical and spatial abilities. That may be why left-handers often hold more than their share of ...
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Test of handedness I'm reading a book on linear algebra, where the author gives a method to test the handedness or chirality of a given set of 3 basis vectors. > if $(v1 \times v2) \cdot v3 > 0$ then it's right-hande...
Orientation (handedness) is not about a set of vectors, it is about an ordered list of vectors.
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The World's Biggest Study on Left-Handedness - Psychology Today
While many species show left-handedness (see my blog post on cats here and on dogs here), only humans seem to show the roughly 90:10 distribution overserved in the study. As handedness has been ...
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second-handedness
second-ˈhandedness [f. second-handed a. + -ness.] The quality or condition of being second-hand or hackneyed; secondhandness.1905 G. B. Shaw Let. c Aug. (1972) II. 551, I have striven hard to open English eyes to the emptiness of Shakespeare's philosophy, to the superficiality and second-handedness ... Oxford English Dictionary
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Neuroanatomy of handedness
Forced handedness In order to untangle causality, some research employs a 'forced handedness' group. Complications Handedness inventory Handedness in and of itself tends to be a grey area. wikipedia.org
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Left-handedness and Right-handedness - Are they genetic? I have a biology book that states that whether a person will be left-handed or right-handed is determined by the genetic constitutional makeup. Is this true? A...
Handedness has, like many traits, a non zero heritability. You will note that footedness is highly correlated with handedness (wiki > footedness).
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Handedness and mathematical ability
This study compared the handedness of a group of engineering students with strong mathematics skills against the handedness of a group of psychology students Annett observes that studies that depend from voluntary returns of a handedness questionnaire are going to be biased towards left-handedness, and notes wikipedia.org
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Is there a dominant gene for right-handedness? Has there been any definitive research about handedness being genetic? Also, why is right-handedness clearly dominant in humans? I'm interested in evolutionary theories, ...
There is a lot of information at OMIM - too much to summarize here - regarding the genetics of handedness and links to which hemisphere of the brain dominates (in an individual), to schizophrenia (slight association with non-right-handedness), and to hair whorl patterns on the scalp.
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Handedness and sexual orientation
A relationship between handedness and sexual orientation has been suggested by a number of researchers, who report that heterosexual individuals are somewhat and non-right-handedness compared to heterosexual men. wikipedia.org
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