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Volumn 83, Issue 1, 2000, Pages 441-452

Motor-unit synchronization increases EMG amplitude and decreases force steadiness of simulated contractions

Author keywords

[No Author keywords available]

Indexed keywords

ACTION POTENTIAL; AMPLITUDE MODULATION; ARTICLE; COMPUTER MODEL; COMPUTER SIMULATION; ELECTROMYOGRAM; FORCE; HAND MUSCLE; MOTOR ACTIVITY; MOTOR UNIT; MUSCLE CELL; MUSCLE CONTRACTION; MUSCLE ISOMETRIC CONTRACTION; PREDICTION; PRIORITY JOURNAL;

EID: 0033985801     PISSN: 00223077     EISSN: None     Source Type: Journal    
DOI: 10.1152/jn.2000.83.1.441     Document Type: Article
Times cited : (370)

References (68)
  • 1
    • 0023616763 scopus 로고
    • Muscle fibre conduction velocity in motor units of the human anterior tibial muscle: A new size principle parameter
    • ANDREASSEN, S. AND ARENDT-NIELSEN, L. Muscle fibre conduction velocity in motor units of the human anterior tibial muscle: a new size principle parameter. J. Physiol. (Lond.) 391: 561-571, 1987.
    • (1987) J. Physiol. (Lond.) , vol.391 , pp. 561-571
    • Andreassen, S.1    Arendt-Nielsen, L.2
  • 2
    • 0018040935 scopus 로고
    • Recording from a single motor unit during strong effort
    • ANDREASSEN, S. AND ROSENFALCK, A. Recording from a single motor unit during strong effort. IEEE Trans. Biomed. Eng. 25: 501-508, 1978.
    • (1978) IEEE Trans. Biomed. Eng. , vol.25 , pp. 501-508
    • Andreassen, S.1    Rosenfalck, A.2
  • 3
    • 0019728687 scopus 로고
    • Relationship of intracellular and extracellular action potentials of skeletal muscle fibers
    • ANDREASSEN, S. AND ROSENFALCK, A. Relationship of intracellular and extracellular action potentials of skeletal muscle fibers. CRC Crit. Rev. Bioeng. 6: 267-306, 1981.
    • (1981) CRC Crit. Rev. Bioeng. , vol.6 , pp. 267-306
    • Andreassen, S.1    Rosenfalck, A.2
  • 4
    • 0031874980 scopus 로고    scopus 로고
    • Contractile properties of human motor units: Is man a cat?
    • BIGLAND-RITCHIE, B., FUGLEVAND, A. J., AND THOMAS, C. K. Contractile properties of human motor units: is man a cat? Neuroscientist 4: 240-245, 1998.
    • (1998) Neuroscientist , vol.4 , pp. 240-245
    • Bigland-Ritchie, B.1    Fuglevand, A.J.2    Thomas, C.K.3
  • 6
    • 0026332750 scopus 로고
    • Effect of task on the degree of synchronization of intrinsic hand muscle motor units in man
    • BREMNER, F. D., BAKER, J. R., AND STEPHENS, J. A. Effect of task on the degree of synchronization of intrinsic hand muscle motor units in man. J. Neurophysiol. 66: 2072-2083, 1991.
    • (1991) J. Neurophysiol. , vol.66 , pp. 2072-2083
    • Bremner, F.D.1    Baker, J.R.2    Stephens, J.A.3
  • 7
    • 0000076646 scopus 로고
    • Motor units: Anatomy, physiology, and functional organization
    • Bethesda, MD: Am. Physiol. Soc., sect. 1
    • BURKE, R. E. Motor units: anatomy, physiology, and functional organization. In: Handbook of Physiology. The Nervous System. Motor Control. Bethesda, MD: Am. Physiol. Soc., 1981, sect. 1, vol. II, part I, p. 345-422.
    • (1981) Handbook of Physiology. The Nervous System. Motor Control , vol.2 , Issue.PART I , pp. 345-422
    • Burke, R.E.1
  • 8
    • 0022924473 scopus 로고
    • Selective facilitation of different hand muscles by single corticospinal neurones in the conscious monkey
    • BUYS, E. J., LEMON, R. N., MANTEL, G. W., AND MUIR, R. B. Selective facilitation of different hand muscles by single corticospinal neurones in the conscious monkey. J. Physiol. (Lond.) 381: 529-549, 1986.
    • (1986) J. Physiol. (Lond.) , vol.381 , pp. 529-549
    • Buys, E.J.1    Lemon, R.N.2    Mantel, G.W.3    Muir, R.B.4
  • 9
    • 0023778468 scopus 로고
    • Nonlinear force addition of newly recruited motor units in the cat hindlimb
    • CLAMANN, H. P. AND SCHELHORN, T. B. Nonlinear force addition of newly recruited motor units in the cat hindlimb. Muscle Nerve 11: 1079-1089, 1988.
    • (1988) Muscle Nerve , vol.11 , pp. 1079-1089
    • Clamann, H.P.1    Schelhorn, T.B.2
  • 10
    • 0025394499 scopus 로고
    • Synchronization of motor unit activity during voluntary contraction in man
    • DATTA, A. K. AND STEPHENS, J. A. Synchronization of motor unit activity during voluntary contraction in man. J. Physiol. (Lond.) 422: 397-419, 1990.
    • (1990) J. Physiol. (Lond.) , vol.422 , pp. 397-419
    • Datta, A.K.1    Stephens, J.A.2
  • 11
    • 0020000410 scopus 로고
    • Behavior of human motor units in different muscles during linearly varying contractions
    • DE LUCA, C. J., LEFEVER, R. S., MCCUE, M. P., AND XENAKIS, A. P. Behavior of human motor units in different muscles during linearly varying contractions. J. Physiol. (Lond.) 329: 113-128, 1982.
    • (1982) J. Physiol. (Lond.) , vol.329 , pp. 113-128
    • De Luca, C.J.1    LeFever, R.S.2    McCue, M.P.3    Xenakis, A.P.4
  • 12
    • 0021276402 scopus 로고
    • Synchronous discharges in pairs of steadily firing motor units tend to form clusters
    • DENGLER, R., WOLF, W., BIRK, P., AND STRUPPLER, A. Synchronous discharges in pairs of steadily firing motor units tend to form clusters. Neurosci. Lett. 47: 167-172, 1984.
    • (1984) Neurosci. Lett. , vol.47 , pp. 167-172
    • Dengler, R.1    Wolf, W.2    Birk, P.3    Struppler, A.4
  • 13
    • 0018073914 scopus 로고
    • Cumulative sum technique and its application to the analysis of peristimulus time histograms
    • ELLAWAY, P. H. Cumulative sum technique and its application to the analysis of peristimulus time histograms. Electroencephalogr. Clin. Neurophysiol. 45: 302-304, 1978.
    • (1978) Electroencephalogr. Clin. Neurophysiol. , vol.45 , pp. 302-304
    • Ellaway, P.H.1
  • 15
    • 0024493022 scopus 로고
    • Fatigability of rat hindlimb muscle: Associations between electromyogram and force during a fatigue test
    • ENOKA, R. M., RANKIN, L. L., STUART, D. G., AND VOLZ, K. A. Fatigability of rat hindlimb muscle: associations between electromyogram and force during a fatigue test. J. Physiol. (Lond.) 408: 251-270, 1989.
    • (1989) J. Physiol. (Lond.) , vol.408 , pp. 251-270
    • Enoka, R.M.1    Rankin, L.L.2    Stuart, D.G.3    Volz, K.A.4
  • 16
    • 0027426773 scopus 로고
    • The frequency content of common synaptic inputs to motoneurones studied during voluntary isometric contraction in man
    • FARMER, S. F., BREMNER, F. D., HALLIDAY, D. M., ROSENBERG, J. R., AND STEPHEN, J. A. The frequency content of common synaptic inputs to motoneurones studied during voluntary isometric contraction in man. J. Physiol. (Lond.) 470: 127-155, 1993.
    • (1993) J. Physiol. (Lond.) , vol.470 , pp. 127-155
    • Farmer, S.F.1    Bremner, F.D.2    Halliday, D.M.3    Rosenberg, J.R.4    Stephen, J.A.5
  • 17
    • 77049208040 scopus 로고
    • Morphologic studies of motor units in normal human muscles
    • FEINSTEIN, B., LINDEGÅRD, B., NYMAN, E., AND WOHLFART, W. Morphologic studies of motor units in normal human muscles. Acta Anat. 23: 127-142, 1955.
    • (1955) Acta Anat. , vol.23 , pp. 127-142
    • Feinstein, B.1    Lindegård, B.2    Nyman, E.3    Wohlfart, W.4
  • 18
    • 0018933987 scopus 로고
    • Postspike facilitation of forelimb muscle activity by primate corticomotoneuronal cells
    • FETZ, E. E. AND CHENEY, P. D. Postspike facilitation of forelimb muscle activity by primate corticomotoneuronal cells. J. Neurophysiol. 44: 751-772, 1980.
    • (1980) J. Neurophysiol. , vol.44 , pp. 751-772
    • Fetz, E.E.1    Cheney, P.D.2
  • 19
    • 0027731125 scopus 로고
    • Models of recruitment and rate coding organization in motor-unit pools
    • FUGLEVAND, A. J., WINTER, D. A., AND PATLA, A. E. Models of recruitment and rate coding organization in motor-unit pools. J. Neurophysiol. 70: 2470-2489, 1993.
    • (1993) J. Neurophysiol. , vol.70 , pp. 2470-2489
    • Fuglevand, A.J.1    Winter, D.A.2    Patla, A.E.3
  • 20
    • 0026444309 scopus 로고
    • Detection of motor unit action potentials with surface electrodes: Influence of electrode size and spacing
    • FUGLEVAND, A. J., WINTER, D. A., PATLA, A. E., AND STASHUK, D. Detection of motor unit action potentials with surface electrodes: influence of electrode size and spacing. Biol. Cybern. 67: 143-153, 1992.
    • (1992) Biol. Cybern. , vol.67 , pp. 143-153
    • Fuglevand, A.J.1    Winter, D.A.2    Patla, A.E.3    Stashuk, D.4
  • 21
    • 0027407926 scopus 로고
    • Impairment of neuromuscular propagation during human fatiguing contractions at submaximal forces
    • FUGLEVAND, A. J., ZACKOWSKI, K. M., HUEY, K. A., AND ENOKA, R. M. Impairment of neuromuscular propagation during human fatiguing contractions at submaximal forces. J. Physiol. (Lond.) 460: 549-572, 1993.
    • (1993) J. Physiol. (Lond.) , vol.460 , pp. 549-572
    • Fuglevand, A.J.1    Zackowski, K.M.2    Huey, K.A.3    Enoka, R.M.4
  • 22
    • 0027286218 scopus 로고
    • Reduced control of motor output in a human hand muscle of elderly subjects during submaximal contractions
    • GALGANSKI, M. E., FUGLEVAND, A. J., AND ENOKA, R. M. Reduced control of motor output in a human hand muscle of elderly subjects during submaximal contractions. J. Neurophysiol. 69: 2108-2115, 1993.
    • (1993) J. Neurophysiol. , vol.69 , pp. 2108-2115
    • Galganski, M.E.1    Fuglevand, A.J.2    Enoka, R.M.3
  • 23
    • 0028191012 scopus 로고
    • EMG-force relationship of the cat soleus muscle studied with distributed and non-periodic stimulation of ventral root filaments
    • GUIMARAES, A. C., HERZOG, W., HULLIGER, M., ZHANG, Y. T., AND DAY, S. EMG-force relationship of the cat soleus muscle studied with distributed and non-periodic stimulation of ventral root filaments. J. Exp. Biol. 186: 75-93, 1994.
    • (1994) J. Exp. Biol. , vol.186 , pp. 75-93
    • Guimaraes, A.C.1    Herzog, W.2    Hulliger, M.3    Zhang, Y.T.4    Day, S.5
  • 24
    • 0021646393 scopus 로고
    • An investigation of threshold properties among cat spinal α-motoneurons
    • GUSTAFSSON, B. AND PINTER, M. J. An investigation of threshold properties among cat spinal α-motoneurons. J. Physiol. (Lond.) 357: 453-483, 1984.
    • (1984) J. Physiol. (Lond.) , vol.357 , pp. 453-483
    • Gustafsson, B.1    Pinter, M.J.2
  • 25
    • 0032769945 scopus 로고    scopus 로고
    • Load-independent contributions from motor-unit synchronization to human physiological tremor
    • HALLIDAY, D. M., CONWAY, B. A., FARMER, S. F., AND ROSENBERG, J. R. Load-independent contributions from motor-unit synchronization to human physiological tremor. J. Neurophysiol. 82: 664-675, 1999.
    • (1999) J. Neurophysiol. , vol.82 , pp. 664-675
    • Halliday, D.M.1    Conway, B.A.2    Farmer, S.F.3    Rosenberg, J.R.4
  • 26
    • 0025852538 scopus 로고
    • Computer simulation of the steady-state input-output function of the cat medial gastrocnemius motoneuron pool
    • HECKMAN, C. J. AND BINDER, M. D. Computer simulation of the steady-state input-output function of the cat medial gastrocnemius motoneuron pool. J. Neurophysiol. 65: 952-967, 1991.
    • (1991) J. Neurophysiol. , vol.65 , pp. 952-967
    • Heckman, C.J.1    Binder, M.D.2
  • 27
    • 0002756364 scopus 로고
    • Functional organization of motoneuron pools: The size-principle
    • edited by H. Asanuma and V. J. Wilson. Tokyo: Igaku-Shoin
    • HENNEMAN, E. Functional organization of motoneuron pools: the size-principle. In: Integration in the Nervous System, edited by H. Asanuma and V. J. Wilson. Tokyo: Igaku-Shoin, 1979, p. 13-25.
    • (1979) Integration in the Nervous System , pp. 13-25
    • Henneman, E.1
  • 28
    • 0022518395 scopus 로고
    • The muscle activity spectrum: Spectral analysis of muscle force as an estimator of overall motor unit activity
    • HOMBERG, V., REINERS, K., HEFTER, H., AND FREUND, H.-J. The muscle activity spectrum: spectral analysis of muscle force as an estimator of overall motor unit activity. Electroencephalogr. Clin. Neurophysiol. 63: 209-222, 1986.
    • (1986) Electroencephalogr. Clin. Neurophysiol. , vol.63 , pp. 209-222
    • Homberg, V.1    Reiners, K.2    Hefter, H.3    Freund, H.-J.4
  • 29
    • 0032514114 scopus 로고    scopus 로고
    • Task dependence of muscle synchronization in human hand muscles
    • HUESLER, E. J., HEPP-REYMOND, M.-C., AND DIETZ, V. Task dependence of muscle synchronization in human hand muscles. NeuroReport 9: 2167-2170, 1998.
    • (1998) NeuroReport , vol.9 , pp. 2167-2170
    • Huesler, E.J.1    Hepp-Reymond, M.-C.2    Dietz, V.3
  • 30
    • 0022558009 scopus 로고
    • Monitoring surface EMG spectral changes by the zero crossing rate
    • INBAR, G. F., ALLIN, J., PAISS, O., AND KRANZ, H. Monitoring surface EMG spectral changes by the zero crossing rate. Med. Biol. Eng. Comput. 24: 10-19, 1986.
    • (1986) Med. Biol. Eng. Comput. , vol.24 , pp. 10-19
    • Inbar, G.F.1    Allin, J.2    Paiss, O.3    Kranz, H.4
  • 31
    • 0028587420 scopus 로고
    • Training-related enhancement in the control of motor output in elderly humans
    • KEEN, D. A., YUE, G. H., AND ENOKA, R. M. Training-related enhancement in the control of motor output in elderly humans. J. Appl. Physiol. 77: 2648-2658, 1994.
    • (1994) J. Appl. Physiol. , vol.77 , pp. 2648-2658
    • Keen, D.A.1    Yue, G.H.2    Enoka, R.M.3
  • 32
    • 84979126209 scopus 로고
    • High-frequency repetitive firing of cat lumbosacral motoneurones stimulated by long-lasting injected currents
    • KERNELL, D. High-frequency repetitive firing of cat lumbosacral motoneurones stimulated by long-lasting injected currents. Acta Physiol. Scand. 65: 74-86, 1965.
    • (1965) Acta Physiol. Scand. , vol.65 , pp. 74-86
    • Kernell, D.1
  • 33
    • 0017904439 scopus 로고
    • The synaptic connexions to intercostal motoneurones as revealed by the average common excitation potential
    • KIRKWOOD, P. A. AND SEARS, T. A. The synaptic connexions to intercostal motoneurones as revealed by the average common excitation potential. J. Physiol. (Lond.) 275: 103-134, 1978.
    • (1978) J. Physiol. (Lond.) , vol.275 , pp. 103-134
    • Kirkwood, P.A.1    Sears, T.A.2
  • 34
    • 0342463069 scopus 로고    scopus 로고
    • Motor unit discharge is more variable in older adults performing slow finger movements
    • LAIDLAW, D. H., BILODEAU, M., AND ENOKA, R. M. Motor unit discharge is more variable in older adults performing slow finger movements. Med. Sci. Sports Exerc. 29: S22, 1997.
    • (1997) Med. Sci. Sports Exerc. , vol.29
    • Laidlaw, D.H.1    Bilodeau, M.2    Enoka, R.M.3
  • 35
    • 0020563311 scopus 로고
    • Myoelectric signal versus force relationship in different human muscles
    • LAWRENCE, J. H. AND DE LUCA, C. J. Myoelectric signal versus force relationship in different human muscles. J. Appl. Physiol. 54: 1653-1659, 1983.
    • (1983) J. Appl. Physiol. , vol.54 , pp. 1653-1659
    • Lawrence, J.H.1    De Luca, C.J.2
  • 36
    • 0018910476 scopus 로고
    • Comparison of electromyogram spectra with force spectra during human elbow tremor
    • MATTHEWS, P.B.C., AND MUIR, R. B. Comparison of electromyogram spectra with force spectra during human elbow tremor. J. Physiol. (Lond.) 302: 427-441, 1980.
    • (1980) J. Physiol. (Lond.) , vol.302 , pp. 427-441
    • Matthews, P.B.C.1    Muir, R.B.2
  • 37
    • 0030971041 scopus 로고    scopus 로고
    • Frequency peaks of tremor, muscle vibration and electromyographic activity at 10 Hz, 20 Hz and 40 Hz during human finger muscle contraction may reflect rhythmicities of central neural firing
    • MCAULEY, J. H., ROTHWELL, J. C., AND MARSDEN, C. D. Frequency peaks of tremor, muscle vibration and electromyographic activity at 10 Hz, 20 Hz and 40 Hz during human finger muscle contraction may reflect rhythmicities of central neural firing. Exp. Brain Res. 114: 525-541, 1997.
    • (1997) Exp. Brain Res. , vol.114 , pp. 525-541
    • McAuley, J.H.1    Rothwell, J.C.2    Marsden, C.D.3
  • 38
    • 0014980214 scopus 로고
    • Terminals of single Ia fibers: Location density and distribution within a pool of 300 homonymous motoneurons
    • MENDELL, L. M. AND HENNEMAN, E. Terminals of single Ia fibers: location density and distribution within a pool of 300 homonymous motoneurons. J. Neurophysiol. 34: 171-187, 1971.
    • (1971) J. Neurophysiol. , vol.34 , pp. 171-187
    • Mendell, L.M.1    Henneman, E.2
  • 39
    • 0016699080 scopus 로고
    • The relation between the surface electromyogram and muscular force
    • MILNER-BROWN, H. S. AND STEIN, R. B. The relation between the surface electromyogram and muscular force. J. Physiol. (Lond.) 246: 549-569, 1975.
    • (1975) J. Physiol. (Lond.) , vol.246 , pp. 549-569
    • Milner-Brown, H.S.1    Stein, R.B.2
  • 40
    • 0016670230 scopus 로고
    • Synchronization of human motor units: Possible roles of exercise and supraspinal reflexes
    • MILNER-BROWN, H. S., STEIN, R. B., AND LEE, R. G. Synchronization of human motor units: possible roles of exercise and supraspinal reflexes. Electroencephalogr. Clin. Neurophysiol. 38: 245-254, 1975.
    • (1975) Electroencephalogr. Clin. Neurophysiol. , vol.38 , pp. 245-254
    • Milner-Brown, H.S.1    Stein, R.B.2    Lee, R.G.3
  • 41
    • 0015608173 scopus 로고
    • Changes in firing rate of human motor units during linearly changing voluntary contractions
    • MILNER-BROWN, H. S., STEIN, R. B., AND YEMM, R. Changes in firing rate of human motor units during linearly changing voluntary contractions. J. Physiol. (Lond.) 230: 371-390, 1973a.
    • (1973) J. Physiol. (Lond.) , vol.230 , pp. 371-390
    • Milner-Brown, H.S.1    Stein, R.B.2    Yemm, R.3
  • 42
    • 0015536497 scopus 로고
    • The contractile properties of human motor units during voluntary isometric contractions
    • MILNER-BROWN, H. S., STEIN, R. B., AND YEMM, R. The contractile properties of human motor units during voluntary isometric contractions. J. Physiol. (Lond.) 228: 285-306, 1973b.
    • (1973) J. Physiol. (Lond.) , vol.228 , pp. 285-306
    • Milner-Brown, H.S.1    Stein, R.B.2    Yemm, R.3
  • 43
    • 0015608780 scopus 로고
    • The orderly recruitment of human motor units during voluntary isometric contractions
    • MILNER-BROWN, H. S., STEIN, R. B., AND YEMM, R. The orderly recruitment of human motor units during voluntary isometric contractions. J. Physiol. (Lond.) 230: 359-370, 1973c.
    • (1973) J. Physiol. (Lond.) , vol.230 , pp. 359-370
    • Milner-Brown, H.S.1    Stein, R.B.2    Yemm, R.3
  • 44
    • 0017706523 scopus 로고
    • Isometric force production by motor units of extensor digitorum communis muscle in man
    • MONSTER, A. W. AND CHAN, H. Isometric force production by motor units of extensor digitorum communis muscle in man. J. Neurophysiol. 40: 1432-1443, 1977.
    • (1977) J. Neurophysiol. , vol.40 , pp. 1432-1443
    • Monster, A.W.1    Chan, H.2
  • 45
    • 0026772956 scopus 로고
    • Estimating the strength of common input to human motoneurons from the cross-correlogram
    • NORDSTROM, M. A., FUGLEVAND, A. J., AND ENOKA, R. M. Estimating the strength of common input to human motoneurons from the cross-correlogram. J. Physiol. (Lond.) 453: 547-574, 1992.
    • (1992) J. Physiol. (Lond.) , vol.453 , pp. 547-574
    • Nordstrom, M.A.1    Fuglevand, A.J.2    Enoka, R.M.3
  • 46
    • 0021928913 scopus 로고
    • Distribution of oligosynaptic group I input to the cat medial gastrocnemius motoneuron pool
    • POWERS, R. K. AND BINDER, M. D. Distribution of oligosynaptic group I input to the cat medial gastrocnemius motoneuron pool. J. Neurophysiol. 53: 497-517, 1985.
    • (1985) J. Neurophysiol. , vol.53 , pp. 497-517
    • Powers, R.K.1    Binder, M.D.2
  • 47
    • 0026322110 scopus 로고
    • Summation of motor unit tensions in the tibialis posterior muscle of the cat under isometric and nonisometric conditions
    • POWERS, R. K. AND BINDER, M. D. Summation of motor unit tensions in the tibialis posterior muscle of the cat under isometric and nonisometric conditions. J. Neurophysiol. 66: 1838-1846, 1991.
    • (1991) J. Neurophysiol. , vol.66 , pp. 1838-1846
    • Powers, R.K.1    Binder, M.D.2
  • 48
    • 0014591214 scopus 로고
    • The effects of length and stimulus rate on tension in the isometric cat soleus muscle
    • RACK, P.M.H. AND WESTBURY, D. R. The effects of length and stimulus rate on tension in the isometric cat soleus muscle. J. Physiol. (Lond.) 204: 443-460, 1969.
    • (1969) J. Physiol. (Lond.) , vol.204 , pp. 443-460
    • Rack, P.M.H.1    Westbury, D.R.2
  • 50
    • 0027740185 scopus 로고
    • Short-term synchronization of motor units in human extensor digitorum communis muscle: Relation to contractile properties and voluntary control
    • SCHMIED, A., IVARSSON, C., AND FETZ, E. E. Short-term synchronization of motor units in human extensor digitorum communis muscle: relation to contractile properties and voluntary control. Exp. Brain Res. 97: 159-171, 1993.
    • (1993) Exp. Brain Res. , vol.97 , pp. 159-171
    • Schmied, A.1    Ivarsson, C.2    Fetz, E.E.3
  • 51
    • 0008567648 scopus 로고    scopus 로고
    • Selective enhancement of motoneuron short-term synchronization in an attention-demanding task
    • SCHMIED, A., PAGNI, S., STURM, H., AND VEDEL, J.-P. Selective enhancement of motoneuron short-term synchronization in an attention-demanding task. Soc. Neurosci. Abstr. 24: 424, 1998.
    • (1998) Soc. Neurosci. Abstr. , vol.24 , pp. 424
    • Schmied, A.1    Pagni, S.2    Sturm, H.3    Vedel, J.-P.4
  • 52
    • 0028130703 scopus 로고
    • Human spinal lateralization assessed from motoneurone synchronization: Dependence on handedness and motor unit type
    • SCHMIED, A., VEDEL, J.-P., AND PAGNI, S. Human spinal lateralization assessed from motoneurone synchronization: dependence on handedness and motor unit type. J. Physiol. (Lond.) 480: 369-387, 1994.
    • (1994) J. Physiol. (Lond.) , vol.480 , pp. 369-387
    • Schmied, A.1    Vedel, J.-P.2    Pagni, S.3
  • 53
    • 0000350741 scopus 로고
    • Membrane properties of cat spinal motoneurons
    • edited by R. A. Pandolf. New York: Dekker
    • SCHWINDT, P. C. AND CRILL, W. E. Membrane properties of cat spinal motoneurons. In: Handbook of the Spinal Cord. Anatomy and Physiology, edited by R. A. Pandolf. New York: Dekker, 1984, p. 199-242.
    • (1984) Handbook of the Spinal Cord. Anatomy and Physiology , pp. 199-242
    • Schwindt, P.C.1    Crill, W.E.2
  • 54
    • 0017095771 scopus 로고
    • Short-term synchronization of intercostal motoneurone activity
    • SEARS, T. A. AND STAGG, D. Short-term synchronization of intercostal motoneurone activity. J. Physiol. (Lond.) 263: 357-381, 1976.
    • (1976) J. Physiol. (Lond.) , vol.263 , pp. 357-381
    • Sears, T.A.1    Stagg, D.2
  • 55
    • 0002988291 scopus 로고    scopus 로고
    • Neural contributions to changes in muscle strength
    • edited by V. M. Zatsiorsky. New York: Blackwell. In press
    • SEMMLER, J. G. AND ENOKA, R. M. Neural contributions to changes in muscle strength. In: Biomechanics of Sport, edited by V. M. Zatsiorsky. New York: Blackwell. In press.
    • Biomechanics of Sport
    • Semmler, J.G.1    Enoka, R.M.2
  • 56
    • 0028944538 scopus 로고
    • Influence of handedness on motor unit discharge properties and force tremor
    • SEMMLER, J. G. AND NORDSTROM, M. A. Influence of handedness on motor unit discharge properties and force tremor. Exp. Brain Res. 104: 115-125, 1995.
    • (1995) Exp. Brain Res. , vol.104 , pp. 115-125
    • Semmler, J.G.1    Nordstrom, M.A.2
  • 57
    • 0031891998 scopus 로고    scopus 로고
    • Motor unit discharge and force tremor in skill- and strength-trained individuals
    • SEMMLER, J. G. AND NORDSTROM, M. A. Motor unit discharge and force tremor in skill- and strength-trained individuals. Exp. Brain Res. 119: 27-38, 1998.
    • (1998) Exp. Brain Res. , vol.119 , pp. 27-38
    • Semmler, J.G.1    Nordstrom, M.A.2
  • 58
    • 0030770769 scopus 로고    scopus 로고
    • Relationship between motor unit short-term synchronization and common drive in human first dorsal interosseous muscle
    • SEMMLER, J. G., NORDSTROM, M. A., AND WALLACE, C. J. Relationship between motor unit short-term synchronization and common drive in human first dorsal interosseous muscle. Brain Res. 767: 314-320, 1997.
    • (1997) Brain Res. , vol.767 , pp. 314-320
    • Semmler, J.G.1    Nordstrom, M.A.2    Wallace, C.J.3
  • 59
    • 0017336292 scopus 로고
    • The mechanical properties of human motor units with special reference to their fatiguability and recruitment threshold
    • STEPHENS, J. A. AND USHERWOOD, T. P. The mechanical properties of human motor units with special reference to their fatiguability and recruitment threshold. Brain Res. 125: 91-97, 1977.
    • (1977) Brain Res. , vol.125 , pp. 91-97
    • Stephens, J.A.1    Usherwood, T.P.2
  • 60
    • 0013669695 scopus 로고    scopus 로고
    • Changes in motoneurone synchronization in human wrist extensor muscles during isometric wrist extension and hand clenching
    • STURM, H., SCHMIED, A., VEDEL, J.-P., PAGNI, S., AND LANOIR, J. Changes in motoneurone synchronization in human wrist extensor muscles during isometric wrist extension and hand clenching. Soc. Neurosci. Abstr. 23: 199, 1997.
    • (1997) Soc. Neurosci. Abstr. , vol.23 , pp. 199
    • Sturm, H.1    Schmied, A.2    Vedel, J.-P.3    Pagni, S.4    Lanoir, J.5
  • 61
    • 0015816696 scopus 로고
    • Firing rate of individual motor units in voluntary contraction of abductor digiti minimi muscle in man
    • TANJI, J. AND KATO, M. Firing rate of individual motor units in voluntary contraction of abductor digiti minimi muscle in man. Exp. Neurol. 40: 771-783, 1973.
    • (1973) Exp. Neurol. , vol.40 , pp. 771-783
    • Tanji, J.1    Kato, M.2
  • 62
    • 0033021359 scopus 로고    scopus 로고
    • Nonlinear tension summation of different combinations of motor units in anesthetized cat peroneus longus muscle
    • TROIANI, D., FILIPPI, G. M., AND BASSI, F. A. Nonlinear tension summation of different combinations of motor units in anesthetized cat peroneus longus muscle. J. Neurophysiol. 81: 771-780, 1999.
    • (1999) J. Neurophysiol. , vol.81 , pp. 771-780
    • Troiani, D.1    Filippi, G.M.2    Bassi, F.A.3
  • 63
    • 0032534022 scopus 로고    scopus 로고
    • Changes in single motor unit behaviour contribute to the increase in contraction speed after dynamic training in humans
    • VAN CUTSEM, M., DUCHATEAU, J., AND HAINAUT, K. Changes in single motor unit behaviour contribute to the increase in contraction speed after dynamic training in humans. J. Physiol. (Lond.) 513: 295-305, 1998.
    • (1998) J. Physiol. (Lond.) , vol.513 , pp. 295-305
    • Van Cutsem, M.1    Duchateau, J.2    Hainaut, K.3
  • 64
    • 0021751029 scopus 로고
    • The effects of motor unit synchronization on the power spectrum of the electromyogram
    • WEYTJENS, J.L.F. AND VAN STEENBERGHE, D. The effects of motor unit synchronization on the power spectrum of the electromyogram. Biol. Cybern. 51: 71-77, 1984.
    • (1984) Biol. Cybern. , vol.51 , pp. 71-77
    • Weytjens, J.L.F.1    Van Steenberghe, D.2
  • 65
    • 0021018810 scopus 로고
    • Linear and non-linear surface EMG/force relationships in human muscles
    • WOODS, J. J. AND BIGLAND-RITCHIE, B. Linear and non-linear surface EMG/force relationships in human muscles. Am. J. Phys. Med. 62: 287-299, 1983.
    • (1983) Am. J. Phys. Med. , vol.62 , pp. 287-299
    • Woods, J.J.1    Bigland-Ritchie, B.2
  • 66
    • 0342897160 scopus 로고    scopus 로고
    • Motor unit synchronization linearizes the simulated EMG-force relationship
    • YAO, W., FUGLEVAND, A. J., AND ENOKA, R. M. Motor unit synchronization linearizes the simulated EMG-force relationship. Soc. Neurosci. Abstr. 23: 1050, 1997.
    • (1997) Soc. Neurosci. Abstr. , vol.23 , pp. 1050
    • Yao, W.1    Fuglevand, A.J.2    Enoka, R.M.3
  • 67
    • 4243283563 scopus 로고    scopus 로고
    • Motor unit synchronization increases EMG amplitude and force fluctuations in simulated isometric contractions
    • YAO, W. X., FUGLEVAND, A. J., AND ENOKA, R. M. Motor unit synchronization increases EMG amplitude and force fluctuations in simulated isometric contractions. Med. Sci. Sports Exerc. 30: S255, 1998.
    • (1998) Med. Sci. Sports Exerc. , vol.30
    • Yao, W.X.1    Fuglevand, A.J.2    Enoka, R.M.3
  • 68
    • 0001865537 scopus 로고
    • Physiological properties and classification of single motor units activated by intramuscular microstimulation in the first dorsal interosseus in man
    • edited by J. E. Desmedt. Basel, Switzerland: Karger
    • YOUNG, J. L. AND MAYER, R. F. Physiological properties and classification of single motor units activated by intramuscular microstimulation in the first dorsal interosseus in man. In: Motor Unit Types, Recruitment and Plasticity in Health and Disease, edited by J. E. Desmedt. Basel, Switzerland: Karger, 1981, p. 17-25.
    • (1981) Motor Unit Types, Recruitment and Plasticity in Health and Disease , pp. 17-25
    • Young, J.L.1    Mayer, R.F.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.