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The effects of postactivation potentiation and fatigue on muscle power of the dorsiflexors in old men

Research Project

Project/Area Number 19700482
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Physical education
Research InstitutionNational Institute of Fitness and Sports in Kanoya

Principal Investigator

SHIMA Norihiro  National Institute of Fitness and Sports in Kanoya, 体育学部, 助教 (70363653)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,200,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥300,000)
Fiscal Year 2008: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2007: ¥1,900,000 (Direct Cost: ¥1,900,000)
Keywords筋パワー / 筋電図 / 筋音図 / 足関節背屈動作 / 前脛骨筋 / 等張性筋収縮 / 角速度 / 加齢 / 足関節底屈 / 足関節背屈 / 短縮性筋収縮
Research Abstract

高齢者の繰り返しの最大筋パワー発揮による活動後増強と筋疲労との関係を明らかにすること目的とし、若者8名と高齢者8名を対象に、足関節背屈等尺性最大随意筋力の20%の負荷で、最大努力で等張-短縮性収縮を25回実施し、足関節背屈最大筋パワーと中枢性要因を示す筋電図と末梢性要因を示す筋音図を測定した結果、加齢による筋パワー発揮維持能力の低下には、中枢性要因よりも末梢性の要因が関与していることが示唆された。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (12 results)

All 2009 2008 2007

All Journal Article (8 results) (of which Peer Reviewed: 8 results) Presentation (4 results)

  • [Journal Article] In vivo behaviour of human muscle architecture and mechanomyographic response using the interpolated twitch technique2009

    • Author(s)
      Ohta Y, Shima N, Yabe K
    • Journal Title

      Journal of Electromyography and Kinesiology Volume 19,Issue 3

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] In vivo behaviour of human muscle architecture and mechanomyographic response using the interpolated twitch technique2009

    • Author(s)
      Ohta Y, Shima N, Yabe K
    • Journal Title

      Journal of Electromyography and Kinesiology Volume19, Issue3

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Relationship of muscle fatigue and muscle activity on functional performance tasks in older adults2008

    • Author(s)
      Jones GR, Rice CL, Shima N, Jakobi JM
    • Journal Title

      Journal of Aging and Physical Activity Volume 16, Supplement 1

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Relationship of muscle fatigue and muscle activity on functional performance tasks in older adults2008

    • Author(s)
      Jones GR, Rice CL, Shima N, Jakobi JM
    • Journal Title

      Journal of Aging and Physical Activity Volume16, Supplement1

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Superimposed mechanomyographic response at different contraction intensity in medial gastrocnemius and soleus muscles2007

    • Author(s)
      Ohta Y, Shima N, Yabe K.
    • Journal Title

      International Journal of Sport and Health Science Volume 5

      Pages: 63-70

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Mechanomyographic and electromyographic responses to maximal concentric contractions of dorsiflexors in young and old men2007

    • Author(s)
      Shima N, McNeil CJ, Rice CL
    • Journal Title

      Medicine and Science in Sports and Exercise Volume 39 Supplement

      Pages: 433-433

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Mechanomyographic and electromyographic responses to maximal concentric contractions of dorsiflexors in young and old men2007

    • Author(s)
      Shima N, McNeil CJ, Rice CL
    • Journal Title

      Medicine and Science in Sports and Exercise 39巻suppl.

      Pages: 433-433

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Superimposed mechanomyographic response at different contraction intensity in medial gastrocnemius and soleus muscles2007

    • Author(s)
      Ohta Y, Shima N, Yabe K
    • Journal Title

      International Journal of Sport and Health Science 5巻

      Pages: 63-70

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Effect of postactivation potentiation on endurance time in the dorsiflexors2008

    • Author(s)
      Shima N, Ohta Y
    • Organizer
      13th Annual Congress European College of Sport Science
    • Place of Presentation
      Estoril (Portugal)
    • Year and Date
      2008-07-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Effect of postactivation potentiation on endurance time in the dorsiflexors2008

    • Author(s)
      Shima N
    • Organizer
      13th Annual Congress European College of Sport Scienc
    • Place of Presentation
      Estoril-Portugal
    • Year and Date
      2008-07-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] In vivo behavior of muscle architecture and mechanomyographic response during interpolated twitch2007

    • Author(s)
      Ohta Y, Shima N, Yabe K.
    • Organizer
      XXIth Congress of the International Society of Biomechanics
    • Place of Presentation
      Taipei (Taiwan)
    • Year and Date
      2007-07-05
    • Related Report
      2008 Final Research Report
  • [Presentation] In vivo behavior of muscle architecture and mechanomyographic response during interpolated twitch2007

    • Author(s)
      Ohta Y, Shima N, Yabe K
    • Organizer
      XXIth Congress of the International Society of Biomechanics
    • Place of Presentation
      Taipei, Taiwan
    • Year and Date
      2007-07-05
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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