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題 名 | 自誘性位移的平衡反應於坐與立姿之比較 |
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作 者 | 莊芝菁; | 書刊名 | 中華民國物理治療學會雜誌 |
卷 期 | 16:1 1991.03[民80.03] |
頁 次 | 頁58-68 |
分類號 | 418.92 |
關鍵詞 | 反應; 比較; 平衡; 立姿; 自誘性; 位移; 坐; |
語 文 | 中文(Chinese) |
中文摘要 | 坐姿平衡對日常活動功能是-先決的安全條件,且與立姿有密切之關 係。本實驗乃採取較能代表實際日常生活中所需之姿勢性反應(postural response)-- 自誘性側舉功作(self-displaced lateral reaching task)來作其間之比較。實驗結果顯 示,不論在坐或立姿所做之例舉平衡,其反應形式都具有一致的共通性。即使二 個不同個體(between subjects)或二種不同姿勢間(between postions)之測試,皆僅有 少許之差異。於坐姿方面,上肢和下肢的外展和軀幹的側彎角度較立姿時為大 (P<0.05)。然而,當受試者自失去平衡至建立另一新的支持面(base ofsupport)所需 的轉變時間(transition time)於坐姿為0.55秒,此較立姿之0.68秒為快(P<0.05)。同 時,著者也對坐與立姿之側舉平衡所持有的反應型式分別詳述,並與傾斜(tilting) 所誘發的平衡反應做比較。 |
英文摘要 | Sitting balance has been reported to be animprotant prerequisite to and predictor of safeperformance in many functional activities. Noinformation is reported concerning the normalpatterns of responses to self-displacement ofcenter of gravity in sitting position and comparing these movements with those occurringin other postures. This study identified the component of normal balance response to a lateralreaching task while sitting and standing on astable surface, and compares the response patterns between the two positions. General consistency of response patterns to this lateralreaching task existed in both the sitting andstanding positions. Few variations were found to exist between individuals in each positionand between positions. In sitting, the angles ofupper and lower extremity abduction and trunklateral flexion were greater but the transitiontime was shorter than in standing (p<0.05). Theconsistency is the response patterns was discussed in terms of the concept of central programming. Differences in responses were attributed to different conceptualization of theconditions of the task and the instructions asinterpreted by each subject. A description ofthe unique response patterns in each positionand a comparison of the responses found inthis study with those elicited in lilting wereincluded. (JPTA ROC 1990; 3: 58-68) |
本系統中英文摘要資訊取自各篇刊載內容。