2.25 Tramas expositivo-explicativa y argumentativa en research papers

Understanding Textual Structures in Research Papers

The video discusses the expository and argumentative structures in research papers, starting with the concept of text organization based on communicative situations and social contexts.

Types of Textual Sequences

• Linguist Adam proposes six textual sequences: narrative, descriptive, expository, explanatory, argumentative, conversational, and instructional.

• Reading a text through these sequences reveals complex language interactions where dominant sequences like expository-explanatory and argumentative are prevalent in research paper readings.

Expository-Explanatory Sequence

• This sequence aims to inform orderly and comprehensively while providing significant specifications.

• Strategies include definitions, examples, analogies, paraphrasing for clarity.

Examples in Research Papers

• In "Predicting Language Outcomes in Bilingual Children with Down Syndrome," concepts like simultaneous vs. sequential bilingualism are defined.

• Analogies and paraphrasing aid conceptualization within texts.

Directives and Paratextual Features

• Directives use paratextual features like titles, subheadings, tables, figures for guidance.

• Illustrations include markers like "First," "Second," "check," "next" for clarity.

Expository vs. Specialized Texts

• Expository texts inform non-specialists with simple language; specialized texts demand prior knowledge with technical terms.

• Specialized texts across sciences require precision through specific terminology and academic rigor.

Key Linguistic Resources for Exposition

This section delves into linguistic resources that enhance expository-explanatory structures in research papers by focusing on precision and objectivity.

Precision Through Linguistic Tools

• Oraciones enunciativas (declarative sentences), indicative mood verbs provide timeless validity to statements.

Objectivity Through Language Choices

• Third-person usage fosters objectivity by distancing personal opinions from the content.

• Passive voice diminishes the writer's agency for neutrality.

Vocabulary Selection for Clarity

• Technical terms ensure specificity without ambiguity or interpretation variations.

Structural Organization Techniques

• Synthesis aids understanding by presenting a whole before dissecting parts; analysis deconstructs parts to form a coherent whole.

New Section

This section discusses the process of problem-solution sequences, highlighting the identification of a problem and seeking solutions based on relevant data. It explores eating disorders, potential treatments, cause-consequence relationships, metabolic changes, and descriptions of phenomena.

Resolving Problem-Solution Sequences

• Highlighting both similarities and differences in a problem-solution sequence involves presenting a problem and attempting to find a solution based on pertinent data.

• Cause-consequence relationships are established by linking various events such as metabolic changes and their symptoms. Descriptions involve orderly presentations of attributes related to phenomena or entities.

New Section

This part transitions from expository-explanatory narratives to argumentative structures. It delves into the characteristics of argumentative texts, emphasizing persuasion through logical arguments, evidence presentation, and reasoning.

Understanding Argumentative Texts

• Argumentative texts aim to present and defend the author's viewpoint on a specific topic persuasively using logical arguments, evidence, and solid reasoning.

• Authors support their arguments with empirical evidence (concrete verifiable data), authority (citations from experts), logical reasoning (based on logic), statistics (numerical data), research citations (direct/indirect references from reliable sources), and testimonials (statements from individuals with relevant experiences).

New Section

This segment outlines the components of an argumentative text - introduction, development, conclusion - detailing their roles in presenting a coherent argument effectively.

Components of an Argumentative Text

• An argumentative text comprises an introduction (presenting the topic and thesis), development (expanding arguments logically with evidence), and conclusion (reiterating the thesis with a summary or reflection).

• The development section elaborates on arguments systematically supported by evidence like examples or data presented coherently to convince readers. The conclusion reinforces the thesis while potentially offering reflections or calls to action.

New Section

This part emphasizes key considerations when reading an argumentative text for effective comprehension and evaluation.

Reading Argumentative Texts Effectively

• Readers should identify the author's position clearly stated in the introduction, evaluate presented arguments for logic/coherence/evidence quality, consider objections raised against the position defended by the author.