Brain diseases and disorders are fields of neurology that have still not been fully examined. Neurologists are constantly facing new mysteries concerning the processes that take place on in the brain. Especially the aspect of language offers a wide spectrum for research, from the medical point of view as well as from the linguistic one. As I will concentrate on the aspect of language, or more precisely the affection of the faculty of language, which means its production and comprehension, the affection aphasia offers a good example. Aphasia is a very complex problem, and it is still not totally examined by scientific researchers and brain specialists. The field of aphasia includes many different kinds of aphasia, different clinical pictures, symptoms, and recovery patterns. At any rate, the patients have difficulties in producing or understanding language, although to different degrees. Aphasia in bilingual and multilingual persons is a field of neurology that deserves further research. It offers new aspects to the research on brain activity, and it offers the opportunity of approaching the problem of aphasia in a new way. Nevertheless, there are different, one word even contradicting theories from specialists all over the world concerning the impact of aphasia on speakers of more than one language and the reasons for it, some of which will be presented in this research paper.
As this research paper is written in order to take a closer look at the problems with language in aphasia, it is inevitable to present some medical facts and theories in order to explain the impact of aphasia on the production, understanding and recovery of language. I will start with an introduction to the physical structure of the brain, especially on the areas that are associated with language. Further on, a definition of aphasia, its causes, and a description of the different types of aphasia and their specific symptoms will be given. As the process of recovery is extremely interesting and the observation of it important because it allows us to draw conclusions on how the brain works, a section of the research paper will be devoted to this point. Moreover, the case studies of bilingual and multilingual aphasic patients offer interesting aspects for linguistic and medical research because of the possibility of understanding how language is stored in the brain, and whether different languages are stored in different parts of the brain, perhaps even in the other hemisphere.
Table of Contents
1. Introduction
2. A Survey of the Brain Structure and the Language Areas
3. Aphasia
3.1. A Definition of the Term Aphasia and the Causes of Aphasia
3.2. The Main Types of Aphasia
3.3. The Recovery from Aphasia
4. Aphasia in Bilingual and Multilingual Persons
4.1. Aspects of the Research on Aphasia in Bilinguals and Multilinguals
4.2. Different Theories of Additional Language Areas
4.3. The Recovery of Bilingual and Multilingual Aphasic Patients
5. Conclusion
Research Objectives and Key Topics
This research paper aims to examine the complex neurological and linguistic phenomenon of aphasia, specifically investigating its impact on the language production and comprehension of both monolingual and multilingual individuals. By reviewing medical theories and case studies, the work explores how brain structures process language, the challenges in treating aphasic patients, and the unique patterns of recovery observed in polyglots.
- Neurological structure of the brain and primary language areas.
- Clinical definitions, causes, and main types of aphasia.
- The dynamics of recovery patterns in brain-damaged patients.
- Comparative analysis of aphasia in bilingual and multilingual speakers.
- Theoretical approaches to language storage and brain adaptability.
Excerpt from the Book
3.2. The Main Types of Aphasia
Aphasic patients can show different clinical pictures and symptoms, and therefore it can be assumed that there are different types of aphasia. Which kind of symptom arises is dependent on which part of the brain is affected and how seriously it is damaged: “[t]he different aphasia syndromes are linked to damage in different areas of the central left hemisphere. Problems in coming up with specific lexical items arise with mild damage anywhere within the ‘Language area’ around the Sylvian fissure” (Gjerlow and Obler 48).
Neurologists distinguish three main types of aphasia: “Broca’s aphasia,” “Wernicke’s aphasia,” and the so-called “Global aphasia.” “Problems with producing the sounds of language correctly and in generating syntactic strings of words are associated with predominantly anterior lesions including Broca’s area” (Gjerlow and Obler 48). In Broca’s aphasia, which is also referred to as “expressive or motor aphasia,” the language is non-fluent, the affected person speaks slow and hesitantly, sentences are very short, and some words are repeated very often. But, in contrast to these difficulties of expression, the person’s comprehension of language is nearly normal.
“Problems with comprehension and ‘empty’ speech are associated with damage to posterior regions around Wernicke’s area” (Gjerlow and Obler 48). In Wernicke’s aphasia, also called “receptive or sensory aphasia,” the language is fluent, the person has no problems articulating words, but the speech is hard to understand because the person is not able to form comprehensible sentences. He is inclined to chose wrong words and has problems retrieving words from memory. Further on, the comprehension of language is severely affected.
Summary of Chapters
1. Introduction: This chapter outlines the medical and linguistic complexity of aphasia and sets the objective to analyze its impact on monolingual and multilingual patients.
2. A Survey of the Brain Structure and the Language Areas: The chapter provides a foundational overview of brain anatomy, discussing the role of cerebral hemispheres and specific cortical areas in language processing.
3. Aphasia: This section defines aphasia, explores its causes such as cerebro-vascular accidents, classifies primary types like Broca's and Wernicke's aphasia, and discusses general recovery stages.
4. Aphasia in Bilingual and Multilingual Persons: This chapter investigates how bilingualism influences the manifestation and recovery of aphasia, evaluating theories regarding language storage and resource allocation in the brain.
5. Conclusion: The conclusion summarizes the current limitations in neurological understanding while highlighting the significance of studying aphasia to understand brain adaptability.
Keywords
Aphasia, Neurology, Bilingualism, Multilingualism, Brain Structure, Cerebral Cortex, Broca's Aphasia, Wernicke's Aphasia, Language Recovery, Polyglot, Language Comprehension, Language Production, Localization Theory, Brain Damage.
Frequently Asked Questions
What is the core subject of this paper?
The paper explores the neurological condition of aphasia, focusing on the impairment of language production and comprehension and its implications for both monolingual and bilingual individuals.
What are the central thematic areas discussed?
Key themes include brain anatomy relative to language, the classification of aphasia syndromes, the recovery process, and the specific challenges faced by multilingual aphasic patients.
What is the primary research objective?
The objective is to synthesize existing medical and linguistic research to understand how aphasia impacts language abilities and to explore how different languages are stored and potentially recover in the brain.
Which scientific methodology is applied?
The work utilizes a literature-based analysis of neurological studies, theories, and clinical case studies to evaluate existing medical perspectives on language centers.
What does the main body cover?
The main body covers the physical structure of the brain, a definition and classification of aphasia types, and a detailed examination of recovery patterns in bilingual patients.
Which keywords best characterize the work?
The work is defined by terms such as Aphasia, Neurology, Bilingualism, Multilingualism, and Language Recovery.
How does the brain differentiate between multiple languages in bilingual patients?
The paper discusses theories such as distinct storage areas for different languages and resource allocation, suggesting that late-learned languages may involve different brain regions, including the right hemisphere.
What is the significance of the "recovery pattern" in polyglot patients?
Recovery in polyglots is significant because it is often non-parallel; observing which language recovers first offers insights into how the brain prioritizes and stores linguistic information.
- Quote paper
- Mieke Schüller (Author), 2001, Aphasia and Bilingual or Multilingual Persons, Munich, GRIN Verlag, https://www.grin.com/document/68273
