scholarly journals Tapping Behavior and Inter-Stimulus Interval in Isochronous Sound Sequence

The main objective of this study is to examine anticipatory tapping and reactive tapping under two different inter-stimulus interval (ISI). Healthy participants (N = 30) aged from 18 to 35 years voluntarily participated in the study. The results show that the ISI plays an important role in sensory motor synchronization (SMS). The analysis of asynchrony revealed that two different type of tapping occurred under two different ISI. Under short ISI (1000 ms), participants executed their responses before the tone (i.e., anticipatory tapping driven by feed-forward motor control). Under long ISI (2000 ms), participants executed their responses after the tone (i.e., reactive tapping driven by feed-back motor control mechanism). In summary, participants showed anticipatory tapping in the absence of top-down attention and reactive tapping with the involvement of top-down attention.

2005 ◽  
Vol 22 (11) ◽  
pp. 639-651 ◽  
Author(s):  
Kenji Tahara ◽  
Zhi-Wei Luo ◽  
Suguru Arimoto ◽  
Hitoshi Kino

Author(s):  
Marcela Silva Couto ◽  
Thiago Russo ◽  
Gabriela Lopes dos Santos ◽  
Adriano Siqueira

2020 ◽  
Vol 11 (1) ◽  
pp. 193-200
Author(s):  
Elizabeth Saunders ◽  
Brian C. Clark ◽  
Leatha A. Clark ◽  
Dustin R. Grooms

AbstractThe purpose of this study was to quantify head motion between isometric erector spinae (ES) contraction strategies, paradigms, and intensities in the development of a neuroimaging protocol for the study of neural activity associated with trunk motor control in individuals with low back pain. Ten healthy participants completed two contraction strategies; (1) a supine upper spine (US) press and (2) a supine lower extremity (LE) press. Each contraction strategy was performed at electromyographic (EMG) contraction intensities of 30, 40, 50, and 60% of an individually determined maximum voluntary contraction (MVC) (±10% range for each respective intensity) with real-time, EMG biofeedback. A cyclic contraction paradigm was performed at 30% of MVC with US and LE contraction strategies. Inertial measurement units (IMUs) quantified head motion to determine the viability of each paradigm for neuroimaging. US vs LE hold contractions induced no differences in head motion. Hold contractions elicited significantly less head motion relative to cyclic contractions. Contraction intensity increased head motion in a linear fashion with 30% MVC having the least head motion and 60% the highest. The LE hold contraction strategy, below 50% MVC, was found to be the most viable trunk motor control neuroimaging paradigm.


1988 ◽  
Vol 15 (2) ◽  
pp. 173-178 ◽  
Author(s):  
Sanford E. Gerber ◽  
Traci K. Davis ◽  
Kathleen M. Mastrini

Author(s):  
Dongxin Liu ◽  
Jiong Hu ◽  
Ruijuan Dong ◽  
Jing Chen ◽  
Gabriella Musacchia ◽  
...  

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