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Figure 1 | BMC Neuroscience

Figure 1

From: Task-related enhancement in corticomotor excitability during haptic sensing with the contra- or ipsilateral hand in young and senior adults

Figure 1

EMG activity during grating and smooth trials in young and older adults. Muscle activation pattern elicited in the right FDI in Experiment I during task execution in young (A) and older (B) adults. The traces represent the overall mean (± SD) of all participants' rectified electromyographic (EMG) activity level in each age group (n = 16) recorded prior to application of TMS pulse over the left primary motor cortex, normalized as a percentage of each participant's MVC, for all grating (n = 12) and smooth (n = 12) trials. Note the close similarity in the pattern of muscular activation between the two types of trials, and in both age groups.

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