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Understanding Brain Function and Recovery: A Research Paper on Lateralisation and Localisation

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Isabel Last

7/6/2022

Psychology

Lateralisation and localisation essay

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Psychology

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Biological Bases of Behavior

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The Brain and Its Structures/Functions

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Brain Hemispheres and Brain Lateralization

Understanding Brain Function and Recovery: A Research Paper on Lateralisation and Localisation

Localisation and lateralisation in brain function research reveals complex patterns of specialized brain regions while maintaining remarkable adaptability. This comprehensive analysis explores key studies in localization and lateralization of brain function, examining evidence from split-brain patients, brain imaging, and recovery cases.

• Research strongly supports both hemispheric specialization and localized brain functions through multiple studies including Sperry and Gazzaniga's split-brain research

• Brain plasticity and functional recovery demonstrate the brain's adaptability, as shown in cases like Gabby Giffords

• Evidence from brain scanning technology and neurosurgical procedures further validates the concept of localized brain functions

• Contradictory findings from Lashley's research suggest some brain functions may operate more holistically

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7/6/2022

222

<p>The concept of lateralisation suggests that the two hemispheres of the brain have different functions. Specifically, the left hemisphere

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Page 2: Brain Scanning Evidence and Holistic Function

The second page examines modern evidence for localisation and lateralisation psychology through brain scanning studies and presents contrasting views on brain function integration.

Example: Peterson et al.'s brain scans showed specific activation in Broca's area during reading and Wernicke's area during listening tasks.

Highlight: Dougherty et al.'s cingulotomy study on OCD and depression patients provides neurosurgical evidence for localization, though with limited success rates.

Quote: "Lashley's Law of Equipotentiality supports Sam's idea that the brain functions as a 'whole'."

The page concludes by balancing evidence for both specialized and holistic brain function, acknowledging the complexity of brain organization and function.

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Subjects

Psychology

Biological Bases of Behavior

The Brain and Its Structures/Functions

Brain Hemispheres and Brain Lateralization

 

Psychology

•

222

•

Jul 6, 2022

•

2 pages

Understanding Brain Function and Recovery: A Research Paper on Lateralisation and Localisation

I

Isabel Last

@isabellast_sbnm

Localisation and lateralisation in brain function research reveals complex patterns of specialized brain regions while maintaining remarkable adaptability. This comprehensive analysis explores key studies in localization and lateralization of brain function, examining evidence from split-brain patients, brain imaging, and... Show more

<p>The concept of lateralisation suggests that the two hemispheres of the brain have different functions. Specifically, the left hemisphere

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Page 2: Brain Scanning Evidence and Holistic Function

The second page examines modern evidence for localisation and lateralisation psychology through brain scanning studies and presents contrasting views on brain function integration.

Example: Peterson et al.'s brain scans showed specific activation in Broca's area during reading and Wernicke's area during listening tasks.

Highlight: Dougherty et al.'s cingulotomy study on OCD and depression patients provides neurosurgical evidence for localization, though with limited success rates.

Quote: "Lashley's Law of Equipotentiality supports Sam's idea that the brain functions as a 'whole'."

The page concludes by balancing evidence for both specialized and holistic brain function, acknowledging the complexity of brain organization and function.

<p>The concept of lateralisation suggests that the two hemispheres of the brain have different functions. Specifically, the left hemisphere

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Page 1: Hemispheric Lateralisation and Split-Brain Research

The first page delves into hemispheric lateralisation psychology and foundational research on brain specialization. Sperry and Gazzaniga's 1967 split-brain study provides crucial evidence for functional differences between hemispheres through commissurotomy patients.

Definition: Lateralisation refers to the functional specialization of the brain's hemispheres, with the left hemisphere typically dominant for language and the right for visual-motor tasks.

Example: In split-brain patients, objects shown in the left visual field couldn't be described verbally processedbyrighthemisphereprocessed by right hemisphere due to separation from language centers in the left hemisphere.

Highlight: Rogers et al. 20042004 demonstrated evolutionary advantages of lateralisation in chickens, showing enhanced neural processing capacity and multitasking abilities.

Vocabulary: Commissurotomy - surgical separation of the corpus callosum, preventing communication between brain hemispheres.

The text also introduces functional recovery through the case of Patient JW and Gabby Giffords, demonstrating the brain's adaptability after trauma.

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This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

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Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

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I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️

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Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍

David K

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The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

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