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Scapular Stabilizing Muscle Activity during PNF Backward Rocking Exercise in Four Point Kneeling

네발기기 자세에서 PNF 후방흔듬 운동 시 견갑골 안정근의 근활성도

  • Lee, Hyun-Ok (Dept. of Physical Therapy, Catholic University of Pusan) ;
  • Park, Du-Jin (Dept. of Physical Therapy, Graduate School of Life Sciences, Catholic University of Pusan)
  • 이현옥 (부산가톨릭대학교 물리치료학과) ;
  • 박두진 (부산가톨릭대학교 생명과학대학원 물리치료학과)
  • Received : 2012.07.02
  • Accepted : 2012.08.01
  • Published : 2012.09.30

Abstract

Purpose : The purpose of this study was to examine activities of the scapular stabilizers during push-up plus and PNF backward rocking exercises. Methods : 9 subjects performed randomly push-up plus and PNF backward rocking exercises in four point kneeling. The activities of 4 scapular stabilizing muscles were compared between push-up plus and PNF backward rocking exercises. Results : PNF backward rocking exercise showed significantly higher lower trapezius and lower serratus anterior activations compared to push-up plus exercise. Push-up plus exercise showed significantly higher middle serratus anterior activation than PNF backward rocking exercise. Conclusion : PNF backward rocking exercise facilitates the lower trapezius and serratus anterior activations compared to push-up plus exercise.

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