Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 12 of 12 for “"voluntary activation"”.
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The role of muscle strength and voluntary activation on symptomatic fatigue in multiple sclerosis
… investigated the role of muscle strength and voluntary activation (VA) on symptomatic fatigue in individuals with multiple sclerosis (MS). Nine women with relapsing- remitting or secondary-progressive MS (mean age, 43yrs) were compared to nine healthy women (mean age, 37yrs). Symptomatic …
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The development and origin of muscle fatigue after hexagonal-barbell deadlift exercise of different loads and velocities: contributing to a knowledge-base for coaches to make evidence-informed decisions regarding athletic training programmes
… exercise can be associated with alterations to voluntary muscle activation or contractile function. Recent literature has proposed terms of performance fatigability and perceived fatigability to better describe the broad interpretation of fatigue during human performance. Accordingly, …
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Central and peripheral determinants of fatigue in acute hypoxia
… as an exercise-induced decrease in maximal voluntary force produced by a muscle. Fatigue may arise from central and/or peripheral mechanisms. Supraspinal fatigue (a component of central fatigue) is defined as a suboptimal output from the motor cortex and measured using transcranial magnetic …
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The Role of Dopamine on Central Neuromuscular Activation during Passive Hyperthermia
… is that MPH intake was enhancing neuromuscular activation. Thus, this research project examined the influence of MPH on neuromuscular activation during hyperthermia. Participants ingested either placebo (PLA; 20mg) or MPH (Ritalin; 20mg) 1 hour prior to a passive heating protocol. 6 participants …
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Neuromuscular Consequences Following Anterior Cruciate Ligament Reconstruction
… excitability, spinal-reflexive excitability, and voluntary activation in the quadriceps of their injured limb compared to their uninjured limb as well as matched limbs of healthy matched controls. It was also of interest to examine the relationship between inter-limb differences in corticomotor …
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Characterization of Quadriceps Neuromuscular Function in Knee Osteoarthritis
… isotonic power were measured with dynamometry. Voluntary activation (VA) of the quadriceps was determined with the interpolated twitch technique. Information about intrinsic properties of the neuromuscular system were assessed with magnetic resonance imaging (MRI) derived measures of muscle …
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The effect of socket design on the reliability of EMG signal transduction in trans-radial myoelectric prostheses
… socket design on:<ol type="a">the reliability of voluntary-initiated prosthetic prehensor activation and The avoidance of unwanted prosthetic prehensor activationMethods: Six participants with a trans-radial limb absence and previous experience of using a myoelectric prosthesis were recruited for …
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Reflex inhibition of the human quadriceps in the presence of knee joint damage
… find ways of preventing inhibition. The maximal voluntary activation (MVA) of quadriceps was recorded, using surface integrated electromyography, during straight leg isometric contractions before end after surgery. Post-operative inhibition was expressed as the percentage reduction from the …
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Neuromuscular fatigue following a singles badminton match
… were used in the present study. Maximal voluntary isometric contraction (MVC) torque of the knee extensors and flexors, voluntary activation during the knee extension MVC (VA), torque generated by a doublet (DT), and 20 Hz (T20) and 80 Hz stimulation (T80) and the ratio (T20/T80) for the …
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Neuromuscular characteristics of eccentric contractions of the knee extensors and their muscle damage profiles
… can generate greater force with lower muscle activation during eccentric (ECC) than isometric (ISO) and concentric (CON) contractions (actions). Unaccustomed ECC exercise induces muscle damage represented by prolonged impairment of muscle function and delayed onset muscle soreness (DOMS), but …
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TRANSLATIONAL APPROACH TO NEUROMUSCULAR FUNCTION AND ITS RECOVERY: EFFECT OF LIMBS, AGING, AND DISEASE.
… conducted. The results showed that both maximal voluntary isometric force loss and decreases in evoked forces were not different between elbow flexors and knee extensors 1 min after task failure. However, 20 min after task failure, maximal voluntary isometric force, and low-frequency fatigue were …