… to maximum flexion. INTERPRETATION: Exposure to prolonged trunk flexion changed
trunk … for decreases in passive trunk stiffness following acute exposure to flexed postures. It …

… to examine the latency and amplitude response of the trunk musculature between active
and passive loading schemes when each was performed in trunk flexion–extension. From the …

… onset of medium latency leg, trunk, and neck muscle responses as a result of destabilizing
… the responses of the neck and trunk musculature. Agonist and antagonist muscle responses …

… and require an obligatory muscle response of trunk muscle responses. The paradigm in the
… a stable trunk would not require muscular responses. In studies in which a response was …

… The aim of this study was to determine if prolonged trunk flexion influenced the timing of
trunk muscle activation during sudden ballistic arm raises. We found that a forward stretching …

… reaction times in trunk flexion loading only. Therefore, the current study describes a more
comprehensive view of trunk muscle response patterns under sudden loading conditions. …

… to evaluate the effects of several trunk flexion exposures on trunk postural control during an
… of changes in trunk postural control would increase with increasing trunk flexion exposure, …

… to yield the following outcome measures: muscle response to the quick trunk force release,
effective trunk stiffness, and spine compression force as a measure of total muscle activity. …

… and extensor muscle responses by those able to minimize lumbar and pelvic motion in
response to the altered stability demands of the exercise progression. These responses were …

… muscle responses, was also shown [13]. In contrast, another study showed that the initial
hyper-excitability can exceed pre-exposure values following 60 minutes of creep loading of …