Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography

The objective of the present study was to investigate the time to fatigue and compare the fatiguing condition among the three heads of the triceps brachii muscle using surface electromyography during an isometric contraction of a controlled forceful hand grip task with full elbow extension. Eighteen...

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Main Authors: Ali, Md. Asraf, Sundaraj, Kenneth, R. Badlishah, Ahmad, Ahamed, Nizam Uddin, Islam, Md. Anamul, Sundaraj, Sebastian
Format: Article
Language:English
Published: Walter de Gruyter 2015
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/9399/
http://umpir.ump.edu.my/id/eprint/9399/1/JHK.pdf
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author Ali, Md. Asraf
Sundaraj, Kenneth
R. Badlishah, Ahmad
Ahamed, Nizam Uddin
Islam, Md. Anamul
Sundaraj, Sebastian
author_facet Ali, Md. Asraf
Sundaraj, Kenneth
R. Badlishah, Ahmad
Ahamed, Nizam Uddin
Islam, Md. Anamul
Sundaraj, Sebastian
author_sort Ali, Md. Asraf
building UMP Institutional Repository
collection Online Access
description The objective of the present study was to investigate the time to fatigue and compare the fatiguing condition among the three heads of the triceps brachii muscle using surface electromyography during an isometric contraction of a controlled forceful hand grip task with full elbow extension. Eighteen healthy subjects concurrently performed a single 90 s isometric contraction of a controlled forceful hand grip task and full elbow extension. Surface electromyographic signals from the lateral, long and medial heads of the triceps brachii muscle were recorded during the task for each subject. The changes in muscle activity among the three heads of triceps brachii were measured by the root mean square values for every 5 s period throughout the total contraction period. The root mean square values were then analysed to determine the fatiguing condition for the heads of triceps brachii muscle. Muscle fatigue in the long, lateral, and medial heads of the triceps brachii started at 40 s, 50 s, and 65 s during the prolonged contraction, respectively. The highest fatiguing rate was observed in the long head (slope = -2.863), followed by the medial head (slope = -2.412) and the lateral head (slope = -1.877) of the triceps brachii muscle. The results of the present study concurs with previous findings that the three heads of the triceps brachii muscle do not work as a single unit, and the fiber type/composition is different among the three heads.
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spelling ump-93992018-05-02T02:40:45Z http://umpir.ump.edu.my/id/eprint/9399/ Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography Ali, Md. Asraf Sundaraj, Kenneth R. Badlishah, Ahmad Ahamed, Nizam Uddin Islam, Md. Anamul Sundaraj, Sebastian TK Electrical engineering. Electronics Nuclear engineering The objective of the present study was to investigate the time to fatigue and compare the fatiguing condition among the three heads of the triceps brachii muscle using surface electromyography during an isometric contraction of a controlled forceful hand grip task with full elbow extension. Eighteen healthy subjects concurrently performed a single 90 s isometric contraction of a controlled forceful hand grip task and full elbow extension. Surface electromyographic signals from the lateral, long and medial heads of the triceps brachii muscle were recorded during the task for each subject. The changes in muscle activity among the three heads of triceps brachii were measured by the root mean square values for every 5 s period throughout the total contraction period. The root mean square values were then analysed to determine the fatiguing condition for the heads of triceps brachii muscle. Muscle fatigue in the long, lateral, and medial heads of the triceps brachii started at 40 s, 50 s, and 65 s during the prolonged contraction, respectively. The highest fatiguing rate was observed in the long head (slope = -2.863), followed by the medial head (slope = -2.412) and the lateral head (slope = -1.877) of the triceps brachii muscle. The results of the present study concurs with previous findings that the three heads of the triceps brachii muscle do not work as a single unit, and the fiber type/composition is different among the three heads. Walter de Gruyter 2015-06-20 Article PeerReviewed application/pdf en cc_by_nc_nd http://umpir.ump.edu.my/id/eprint/9399/1/JHK.pdf Ali, Md. Asraf and Sundaraj, Kenneth and R. Badlishah, Ahmad and Ahamed, Nizam Uddin and Islam, Md. Anamul and Sundaraj, Sebastian (2015) Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography. Journal of Human Kinetics, 46. pp. 69-76. ISSN 1899-7562. (Published) http://www.johk.pl/volume_46.html DOI: 10.1515/hukin-2015-0035
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Ali, Md. Asraf
Sundaraj, Kenneth
R. Badlishah, Ahmad
Ahamed, Nizam Uddin
Islam, Md. Anamul
Sundaraj, Sebastian
Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography
title Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography
title_full Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography
title_fullStr Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography
title_full_unstemmed Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography
title_short Muscle Fatigue in the Three Heads of the Triceps Brachii During a Controlled Forceful Hand Grip Task with Full Elbow Extension Using Surface Electromyography
title_sort muscle fatigue in the three heads of the triceps brachii during a controlled forceful hand grip task with full elbow extension using surface electromyography
topic TK Electrical engineering. Electronics Nuclear engineering
url http://umpir.ump.edu.my/id/eprint/9399/
http://umpir.ump.edu.my/id/eprint/9399/
http://umpir.ump.edu.my/id/eprint/9399/
http://umpir.ump.edu.my/id/eprint/9399/1/JHK.pdf