165 research outputs found

    Team-designed improvement of writing and critical thinking in large undergraduate courses

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    Helping students achieve advanced critical thinking and writing skills in large undergraduate classes is a challenge faced by many university faculty members. We addressed this challenge in a three-year project using team course design, built around a cognitive apprenticeship model, to enhance undergraduates’ writing, critical thinking, and research skills in courses ranging in size from 70 to over 400 students. Faculty members partnered with specialists from the university library, writing center, and teaching center, and with graduate student fellows who received supplemental training in those units. Together they designed progressive learning activities and written assignments based on meaningful, situated critical thinking scenarios. Instruction teams also developed rubrics for tracking students’ progress on each step, and they used this information to inform the next wave of course enhancements and generate continual and iterative improvement. Assessments developed by the instruction teams showed that students in the team-designed courses improved in their critical thinking and writing skills from the beginning to the end of the semester. Furthermore, an evaluation of student work from the team-designed courses using the AA C&U Value rubrics showed that these students displayed more advanced critical thinking and writing skills than students in roughly comparable but conventionally designed courses. Our results demonstrate that team design involving specialists and graduate students can be a feasible and worthwhile strategy for engaging faculty members in developing advanced instructional and assessment designs that enhance high-end learning in a large university setting

    More than pretty pictures? How illustrations affect parent-child story reading and children's story recall

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    Previous research showed that story illustrations fail to enhance young preschoolers' memories when they accompany a pre-recorded story (e.g., Greenhoot and Semb, 2008. In this study we tested whether young children might benefit from illustrations in a more interactive story-reading context. For instance, illustrations might influence parent-child reading interactions, and thus children's story comprehension and recall. Twenty-six 3.5- to 4.5-year-olds and their primary caregivers were randomly assigned to an Illustrated or Non-Illustrated story-reading condition, and parents were instructed to “read or tell the story” as they normally would read with their child. Children recalled the story after a distracter and again after 1 week. Analyses of the story-reading interactions showed that the illustrations prompted more interactive story reading and more parent and child behaviors known to predict improved literacy outcomes. Furthermore, in the first memory interview, children in the Illustrated condition recalled more story events than those in the Non-Illustrated condition. Story reading measures predicted recall, but did not completely account for picture effects. These results suggest that illustrations enhance young preschoolers' story recall in an interactive story reading context, perhaps because the joint attention established in this context supports children's processing of the illustrations

    Subarachnoid Hemorrhage Misdiagnosed as an Acute ST Elevation Myocardial Infarction

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    Without significant coronary artery stenosis, ischemic electrocardiographic change including ST segment elevation, segmental wall motion abnormality and elevated serum cardiac-specific markers (creatine kinase-MB, Troponin-T) may develop after central nervous system injuries such as subarachnoid, intracranial or subdural hemorrhage. Misdiagnosing these patients as acute myocardial infarction may result in catastrophic outcomes. By reporting a case of a 55-year old female with subarachnoid hemorrhage mimicking acute ST elevation myocardial infarction, we hope to underline that careful attention of neurologic abnormality is critical in making better prognosis

    Cerebrogenic cardiac arrhythmias:: Cortical lateralization and clinical significance

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    That the brain may be involved in cardiovascular regulation has been acknowledged for over a century. That cardiac arrhythmias may result from cortical derangement has been less well recognized. That cortical cardiac representation may be lateralized is even more controversial. Recent evidence implicates several cortical structures, especially the insula, in cardiac rate and rhythm control. Experimental models indicate that insular lesions may be arrhythmogenic. Accumulating data show similar lesion effects in humans. In the rat, monkey and man sympathetic cardiovascular control is generally represented in the right insula, although pronounced insulo-insular connectivity has been demonstrated. Proarrhythmic shifts in cardiac sympathovagal balance occur after human stroke, including left insular lesions. This evidence implicates the cortex in the promotion and even generation of cardiovascular dysfunction under appropriate circumstances

    Developing healthy food preferences in preschool children through taste exposure, sensory learning and nutrition education

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    Purpose of Review: The present review was undertaken in order to summarize and evaluate recent research investigating taste exposure, sensory learning, and nutrition education interventions for promoting vegetable intake in preschool children. Recent Findings: Overall, taste exposure interventions yielded the best outcomes for increasing vegetable intake in early childhood. Evidence from sensory learning strategies such as visual exposure and experiential learning also show some success. While nutrition education remains the most common approach used in preschool settings, additional elements are needed to strengthen the educational program for increasing vegetable intake. There is a substantial gap in the evidence base to promote vegetable intake in food fussy children. Summary: The present review reveals the relative importance of different intervention strategies for promoting vegetable intake. To strengthen intervention effects for improving vegetable intake in preschool children, future research could consider integrating taste exposure and sensory learning strategies with nutrition education within the preschool curriculum

    Team-Designed Improvement of Writing and Critical Thinking in Large Undergraduate Courses

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    Helping students achieve advanced critical thinking and writing skills in large undergraduate classes is a challenge faced by many university faculty members. We addressed this challenge in a three-year project using team course design, built around a cognitive apprenticeship model, to enhance undergraduates’ writing, critical thinking, and research skills in courses ranging in size from 70 to over 400 students. Faculty members partnered with specialists from the university library, writing center, and teaching center, and with graduate student fellows who received supplemental training in those units. Together they designed progressive learning activities and written assignments based on meaningful, situated critical thinking scenarios. Instruction teams also developed rubrics for tracking students’ progress on each step, and they used this information to inform the next wave of course enhancements and generate continual and iterative improvement. Assessments developed by the instruction teams showed that students in the team-designed courses improved in their critical thinking and writing skills from the beginning to the end of the semester. Furthermore, an evaluation of student work from the team-designed courses using the AA C&U Value rubrics showed that these students displayed more advanced critical thinking and writing skills than students in roughly comparable but conventionally designed courses. Our results demonstrate that team design involving specialists and graduate students can be a feasible and worthwhile strategy for engaging faculty members in developing advanced instructional and assessment designs that enhance high-end learning in a large university setting
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