Cortical control of human motoneuron firing during isometric contraction

S Salenius, K Portin, M Kajola… - Journal of …, 1997 - journals.physiology.org
… The cortical rhythms could be related to motor binding, but … to optimize motor cortex output
during isometric contractions. … cortical rhythms serve to integrate distributed cortical activity

Relation between muscle and brain activity during isometric contractions of the first dorsal interosseus muscle

H van Duinen, R Renken, NM Maurits… - Human brain …, 2008 - Wiley Online Library
cortex) correlated with activation per se, independently of the amount of EMG. Activity in these
areas was equal during contractions of … that muscle and brain activity strongly correlate in …

Motor cortical and corticospinal function differ during an isometric squat compared with isometric knee extension

CG Brownstein, P Ansdell, J Škarabot… - Experimental …, 2018 - Wiley Online Library
… Single- and paired-pulse transcranial magnetic stimulation was delivered during isometric
contractions at a range of intensities to assess short-interval cortical inhibition (SICI) and …

Dynamic changes in cortical and spinal activities with different representations of isometric motor actions and efforts

R Mazzocchio, F Gelli, F Del Santo, T Popa, A Rossi - Brain stimulation, 2008 - Elsevier
… The results from these experiments show that motor cortical activity preceding ADM voluntary
contraction was larger in POST than in ANT, despite leveling the difference in MEP size (no…

Does the force level modulate the cortical activity during isometric contractions after a cervical spinal cord injury?

S Cremoux, J Tallet, E Berton, F Dal Maso… - Clinical …, 2013 - Elsevier
… ► We compared the modulation of the cortical activity depending on the force level in …
altered isometric contractions in comparison to able-bodied participants. ► The cortical activity of …

Reduced cortical activity during maximal bilateral contractions of the index finger

M Post, H van Duinen, A Steens, R Renken, B Kuipers… - Neuroimage, 2007 - Elsevier
… Each subject performed nine maximal voluntary isometric contractions (MVCs) of the index
finger in abduction direction. Three conditions were specified: abduction of the right index …

Relation of activity in precentral cortical neurons to force and rate of force change during isometric contractions of finger muscles

AM Smith, MC Hepp-Reymond, UR Wyss - Experimental Brain Research, 1975 - Springer
… The activity of single neurons within the hand area of the precentral motor cortex of primates
… force changes to be studied under near isometric conditions. Task performance required the …

Changes in ipsilateral motor cortex activity during a unilateral isometric finger task are dependent on the muscle contraction force

K Shibuya, N Kuboyama, J Tanaka - Physiological Measurement, 2014 - iopscience.iop.org
… It is possible to examine bilateral primary motor cortex (M1) … that increased oxygenation
reflects cortical activation. The … were placed over the cortex to measure M1 activity while the …

Cortical drives to human muscle: the Piper and related rhythms

P Brown - Progress in neurobiology, 2000 - Elsevier
… and muscle in the Piper band is most evident during strong isometric contractions or during
… and extrinsic to the cortex determine the pattern of rhythmic cortical activity. The basal …

Oscillatory interaction between human motor cortex and trunk muscles during isometric contraction

N Murayama, YY Lin, S Salenius, R Hari - Neuroimage, 2001 - Elsevier
… Top: Examples of source locations for cortical activity coherent with EMG for contractions of
the … locations for cortical activity coherent with EMG for ABD and PS muscle contractions from …