Inhomogeneities in muscle activation reveal motor unit recruitment

Journal of Electromyography and Kinesiology

Volumn 15, Issue 2, 2005, Pages 131-137

  Holtermann, Andreas ^a   Roeleveld, Karin ^a   Karlsson, J Stefan ^b  

^a NORWEGIAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Norway)

^b UMEÅ UNIVERSITY HOSPITAL   (Sweden)

Author keywords

Inhomogeneous muscle activation; Motor unit recruitment; Multi channel surface electromyography; Spatial RMS distribution

Indexed keywords

ADULT; ARTICLE; BICEPS BRACHII MUSCLE; CALCULATION; COMPARATIVE STUDY; CORRELATION COEFFICIENT; ELBOW FLEXION; ELECTRODE; ELECTROMYOGRAPHY; HUMAN; MALE; MATHEMATICAL COMPUTING; MOTOR UNIT; MUSCLE CONTRACTION; MUSCLE FORCE; MUSCLE ISOMETRIC CONTRACTION; PHYSIOLOGY; PRIORITY JOURNAL; VOLUNTARY MOVEMENT;

ADULT; ARM; BIOMECHANICS; ELECTROMYOGRAPHY; FEEDBACK; HUMANS; ISOMETRIC CONTRACTION; MALE; MOTOR NEURONS; MUSCLE, SKELETAL; RECRUITMENT, NEUROPHYSIOLOGICAL; SIGNAL PROCESSING, COMPUTER-ASSISTED; STRESS, MECHANICAL;

EID: 12444279103     PISSN: 10506411     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jelekin.2004.09.003     Document Type: Article

References (25)

1. M.D. Binder, C.J. Heckman, and R.K. Powers The physiological control of motoneuron activity LB Rowell JT Sheperd Exercise Regulation and Integration of Multiple Systems 1996 Oxford University Press New York
2. C.M. Chanaud, C.A. Pratt, and G.E. Loeb Functionally complex muscles of the cat hindlimb. V. The roles of histochemical fiber-type regionalization and mechanical heterogeneity in differential muscle activation Exp. Brain Res. 85 1991 300 313
3. J.J. Denier van der Gon, B.M. ter Haar Romeny, and E.J. van Zuylen Behavior of motor units of human arm muscles: differences between slow isometric contraction and relaxation J. Physiol. 359 1985 107 118
4. Z. Erim, C.J. De Luca, K. Mineo, and T. Aoki Ranked-ordered regulation of motor units Muscle Nerve 19 1996 563 573
5. D. Farina, E. Schulte, R. Merletti, G. Rau, and C. Disselhorst-Klug Single motor unit analysis from spatially filtered surface electromyogram signals. Part I: spatial selectivity Med. Biol. Eng. Comput. 41 3 2003 330 337
6. R. Grassme, D.F. Stegeman, G. Drost, N.P. Schumann, and H.C. Scholle Selective spatial information from surface EMG after temporal filtering: the application to interference EMG using cross-covariance analysis Clin. Neurophysiol. 114 2003 2338 2346
7. E. Henneman, G. Somjen, and D.O. Carpenter Functional significance of cell size in spinal motoneurones J. Neurophysiol. 28 1965 560 580
8. C.J. Houtman, D.F. Stegeman, J.P. Van Dijk, and M.J. Zwarts Changes in muscle fiber conduction velocity indicate recruitment of distinct motor unit populations J. Appl. Physiol. 95 2003 1045 1054
9. J.S. Karlsson, T. Bäcklund, U. Edström. A Wireless Multi-Channel Data Acquisition System for Physiological Signals, World Congress on Medical Physics and Biomedical Engineering, Sydney, Australia, 2003
10. F.G.I. Jennekens, B.E. Tomlinson, and J.N. Walton Data on the distribution of fibre types in five human limb muscles. An autopsy study J. Neurolog. Sci. 14 1971 245 257
11. H.A. Jongen, J.J. Denier van der Gon, and C.C. Gielen Inhomogeneous activation of motoneurone pools as revealed by co-contraction of antagonistic human arm muscles Exp. Brain Res. 75 1989 555 562
12. B.U. Kleine, J.H. Blok, R. Oostenveld, P. Praamstra, and D.F. Stegeman Magnetic stimulation-induced modulations of motor unit firings extracted from multi-channel surface EMG Muscle Nerve 23 2000 1005 1015
13. B.U. Kleine, N.P. Schumann, D.F. Stegeman, and H.P. Scholle Surface EMG mapping of the human trapezius muscle: the topography of monopolar and bipolar surface EMG amplitude and spectrum parameters at varied forces and in fatigue Clin. Neurophysiol. 111 2000 686 693
14. C.G. Kukulka, and H.P. Clamann Comparison of the recruitment and discharge properties of motor units in human brachial biceps and adductor pollicis during isometric contractions Brain Res. 219 1 1981 45 55
15. T. Masuda, and T. Sadoyama Processing of myoelectric signals for estimating the location of innervation zones in the skeletal muscles Front. Med. Biol. Eng. 1 1989 299 314
16. G. Rau, C. Disselhorst-Klug, and J. Silny Noninvasive approach to motor unit characterization: muscle structure, membrane dynamics and neuronal control J. Biomech. 30 1997 441 446
17. P. Romaiguere, J.P. Vedel, and S. Pagni Comparison of fluctuations of motor unit recruitment and de-recruitment thresholds in man Exp. Brain Res. 95 1993 517 522
18. H.C. Scholle, N.P. Schumann, F. Biedermann, D.F. Stegeman, R. Grassme, K. Roeleveld, N. Schilling, and M.S. Fischer Spatiotemporal surface EMG characteristics from rat triceps brachii muscle during treadmill locomotion indicate selective recruitment of functionally distinct muscle regions Exp. Brain Res. 138 2001 26 36
19. H.C. Scholle, A. Struppler, C. Anders, and N.P. Schumann Control of isometric muscle contraction in muscle hypotonia of central origin: EMG mapping analysis EEG EMG Z Elektroenzephalogr Elektromyogr Verwandte Geb 23 4 1992 178 183
20. N.P. Schumann, F.H.W. Biedermann, B.U. Kleine, D.F. Stegeman, K. Roeleveld, R. Hackert, and H.C. Scholle Multi-channel EMG of the M.triceps brachii in rats during treadmill locomotion Clin. Neurophysiol. 113 2002 1142 1151
21. R.L. Segal Neuromuscular compartments in the human biceps brachii muscle Neurosci. Lett. 140 1992 98 102
22. M. Solomonow, C. Baten, J. Smit, R. Baratta, H. Hermens, R. D'Ambrosia, and H. Shoji Electromyogram power spectra frequencies associated with motor unit recruitment strategies J. Appl. Physiol. 68 3 1990 1177 1185
23. E.J. van Zuylen, C.C. Gielen, and J.J. Denier van der Gon Coordination and inhomogeneous activation of human arm muscles during isometric torques J. Neurophysiol. 60 5 1988 1523 1548
24. C. Westad, R.H. Westgaard, and C.J. De Luca Motor unit recruitment and derecruitment induced by brief increase in contraction amplitude of the human trapezius muscle J. Physiol. 552 2003 645 656
25. R.H. Westgaard, and C.J. De Luca Motor unit substitution in long-duration contractions of the human trapezius muscle J. Neurophysiol. 82 1999 501 504