Communication Finger tremor and the central nervous system G.P. Pizzuti*, G.H. Byford’,

S. Cifaldi’,

G. Salvatori* and G. Nolfe$

Faculty of Food Sciences and Technology, ‘Chair of the Physiology of Nutrition, ‘Institute of Physiological Sciences, 2nd Faculty of University of Molie, Campobasso; Medicine, University of Naples, Naples; and *Institute of Cybernetics, CNR Arco Felice, Naples, Italy Received January

1991, accepted January

1991

ABSTRACT It is well known that normalphysiologicaltremor of the fingers and alpha rhythm in the EEG, may share a common frequency band in the region of IOH