Parameters Of Motion and EMG Activities During Some Simple Motor Tasks in Normal Subjects and Cerebellar Patients

Author(s):  
C. A. Terzuolo ◽  
P. Viviani
Author(s):  
Antonio Cicchella

Sleep is a process, which happens in human body and has many functions. One relatively recently studied function of sleep is its involvement in the motor learning process. This paper presents a historical overview of the studies on sleep, and the results of two experimental research studies that explore the motor learning of a simple finger tapping tasks performed by adults, and the sleep habits of boys practicing sports. The research results show that sleep has an effect on improving motion retention of simple motor tasks, and that sports improve sleep for boys, thus contributing to better learning.


2010 ◽  
Vol 34 (6) ◽  
pp. 1098-1109 ◽  
Author(s):  
Mitchell H. Parks ◽  
Daniel S. Greenberg ◽  
Mark K. Nickel ◽  
Mary S. Dietrich ◽  
Baxter P. Rogers ◽  
...  

1976 ◽  
Vol 102 (2) ◽  
pp. 339-345 ◽  
Author(s):  
Norman A. Ranish ◽  
John F. Soechting
Keyword(s):  

2015 ◽  
Vol 126 (8) ◽  
pp. e141-e142
Author(s):  
M. Vollmer ◽  
L.J. Volz ◽  
J. Michely ◽  
G.R. Fink ◽  
C. Grefkes

2012 ◽  
Vol 13 (S1) ◽  
pp. 97-101 ◽  
Author(s):  
Sabrina Brigadoi ◽  
Simone Cutini ◽  
Fabio Scarpa ◽  
Pietro Scatturin ◽  
Roberto Dell’Acqua
Keyword(s):  

1973 ◽  
Vol 58 (1) ◽  
pp. 212-216 ◽  
Author(s):  
C.A. Terzuolo ◽  
J.F. Soechting ◽  
P. Viviani
Keyword(s):  

1982 ◽  
Vol 55 (3) ◽  
pp. 863-870 ◽  
Author(s):  
Lesley E. Tan

Directional preference for horizontal hand movements was investigated in 49 right-handed and 49 left-handed 4-yr.-olds, using three tests: (1) copying a line drawn between two dots, (2) starting to trace around a bilaterally symmetrical angular path, and (3) drawing a line after a demonstration. Both handedness groups showed strong preference for outward movements for simple line drawing, though there was a significant tendency to copy the demonstrated direction. For the tracing task, both handedness groups exhibited directional preference for the right hand only. Conflicting results of earlier studies can be reconciled with each other and with these data by assuming that directionality for more complex perceptual-motor tasks has a different basis from directionality for simple motor tasks and that it is established at a later age but only for the right hand. Differences between the hands may be in specialization of contralateral hemispheres. Footedness, eyedness were not significant.


2015 ◽  
Vol 86 (11) ◽  
pp. e4.186-e4
Author(s):  
Maruthi Ravi Vinjam ◽  
Steven Butterworth ◽  
Richard Davey

A 64 yr old right-handed mechanic presented with four weeks history of clumsy right hand with ongoing problems at work. He described stiffness and problems with co-ordination. At the time of presentation he was noted to be walking with his right arm behind him and not being aware of this. His initial examination showed Mini Mental Score of 26/30, with ongoing involuntary movements of his right arm (Video).Video shows spontaneous elevation of right arm with occasional myoclonic jerks. Video also demonstrates patient's difficulty in following simple motor tasks and his comments that his arm “has a mind of its own”.His MRI head (Figure 1) showed typical cortical ribboning pattern described in sporadic CJD and CSF Protein for 14-3-3, s100b and RT-QUIC findings were consistent with the diagnosis of CJD.Over next 4 weeks his cognitive function rapidly deteriorated with progressive worsening of his myoclonus. He died 4 weeks after his hospital discharge.There are three broad varieties of alien limb phenomenon (ALP) types described in the literature, frontal, callosal and sensory. Jerky (myoclonic) ALP is well described in patients with CJD, so CJD should be in the differentials in any patient presenting with sub-acute onset of ALP.


1999 ◽  
Vol 55 (1) ◽  
pp. 39-44 ◽  
Author(s):  
Bernard Sabbe ◽  
Wouter Hulstijn ◽  
Jacques van Hoof ◽  
H.G Tuynman-Qua ◽  
Frans Zitman

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