词汇 | lateralization |
释义 | BETA Examples of lateralizationlateralization isn’t in the Cambridge Dictionary yet. You can help! Nevertheless, it is unclear how the left-brain lateralization for vocalization alone, without natural selection for hand or arm specialization, would lead to the actual right-handedness. However, an alternate explanation for this bias could be a lateralization, or "handedness," in feeding behavior or use of the left eye in sunfish. The correlation between left cerebral hemispheric lateralization for language and for handedness makes sense if we assume that it is communication-through-gesture that underlies both functions. Both cases did, however, show abnormalities of the normal process of lateralization. These observations offer powerful evidence that, in the human, primary malformations of lateralization can occur in the absence of direct control of a single gene. These electrode sites were assigned to the factor hemisphere (left v. right) to elucidate possible lateralization of effects. Evidence for subgroups of adextrals based on speech lateralization and cognitive patterns. However, no lateralization effect was found in this study. He advances a gestural theory for the origin of language, yet he focuses on vocalization as a driving force for lateralization. Together, they seem to indicate a language-dependent lateralization effect. The lateralization of lexical tone, where pitch is used to distinguish word meaning, provides a unique case. Reduced lateralization in verbal dichotic listening in adolescent psychopaths. In fact, all known syndromes encompass all types of defective lateralization. What is the evolutionary origin of such lateralizations? It is likely that lateralization plays a prominent role in the development of many of the most sophisticated neurocognitive abilities. The left hemisphere may be needed to attend to, or generate, self-action; this explains left lateralization for apraxia, imitation of another, and imagining self-action. Contrasted with the situation in adults, lateralization effects following brain injuries in infancy are negligible. The role of early left-brain injury in determining lateralization of cerebral speech functions. |
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