Nature Neuroscience. 5 (2): 162-168. Doi:10.1038/nn790
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작성자 Christiane 작성일25-08-16 09:09 조회38회 댓글0건관련링크
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In cognitive psychology and neuroscience, spatial memory is a form of memory liable for the recording and restoration of knowledge needed to plan a course to a location and to recall the placement of an object or the prevalence of an occasion. Spatial memory is critical for orientation in house. Spatial memory may also be divided into egocentric and allocentric spatial memory. An individual's spatial memory is required to navigate in a well-known metropolis. A rat's spatial memory is needed to be taught the location of food at the end of a maze. In each humans and animals, spatial reminiscences are summarized as a cognitive map. Spatial memory has representations inside working, short-time period memory and long-term memory. Research signifies that there are particular areas of the mind related to spatial memory. Many methods are used for measuring spatial memory in youngsters, adults, and animals. Short-term memory (STM) can be described as a system permitting one to temporarily store and handle information that is necessary to complete complex cognitive tasks.
Tasks which employ brief-term memory embody learning, reasoning, and comprehension. Spatial memory is a cognitive course of that permits an individual to remember completely different areas in addition to spatial relations between objects. Spatial reminiscences are said to type after an individual has already gathered and processed sensory details about her or his environment. Working memory (WM) could be described as a restricted capability system that allows one to briefly retailer and process information. This short-term retailer allows one to complete or work on complicated duties whereas being in a position to maintain info in mind. For instance, the flexibility to work on a sophisticated mathematical downside utilizes one's working memory. One influential idea of WM is the Baddeley and Hitch multi-element model of working memory. The newest version of this mannequin suggests that there are 4 subcomponents to WM: phonological loop, the visuo-spatial sketchpad, the central executive, and the episodic buffer. One element of this mannequin, the visuo-spatial sketchpad, is likely responsible for the short-term storage, upkeep, and manipulation of each visual and spatial info.
In contrast to the multi-component model, some researchers believe that STM ought to be seen as a unitary assemble. In this respect, visual, spatial, and verbal data are thought to be organized by ranges of representation rather than the kind of retailer to which they belong. Within the literature, it is recommended that additional research into the fractionation of STM and WM be explored. Nevertheless, much of the research into the visuo-spatial memory construct have been conducted in accordance to the paradigm superior by Baddeley and Hitch. Analysis into the exact perform of the visuo-spatial sketchpad has indicated that each spatial brief-term memory and MemoryWave Official working memory are dependent on executive sources and will not be totally distinct. For example, efficiency on a working memory but not on a short-term memory activity was affected by articulatory suppression suggesting that impairment on the spatial process was brought on by the concurrent performance on a activity that had intensive use of government sources.
Results have also discovered that performances were impaired on STM and WM tasks with executive suppression. This illustrates how, within the visuo-spatial domain, both STM and WM require related utility of the central government. Moreover, during a spatial visualisation task (which is said to government functioning and never STM or Memory Wave WM) concurrent executive suppression impaired performance indicating that the effects were on account of common calls for on the central executive and never brief-term storage. The researchers concluded with the explanation that the central executive employs cognitive strategies enabling participants to both encode and maintain mental representations during quick-term memory tasks. Though research suggest that the central executive is intimately concerned in quite a lot of spatial tasks, the precise approach during which they are connected stays to be seen. Spatial memory recall is built upon a hierarchical structure. People remember the overall structure of a particular house after which "cue goal areas" within that spatial set. This paradigm contains an ordinal scale of options that an individual must attend to in order to inform his or her cognitive map.
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