The author, a psychologist and aesthetician is concerned with the problem how manual work during ergotherapy with art therapeutic features stimulates the sensomotor and psychomotor coordination of patients suffering in the majority from dementia. Stimulation of sensory experience is manifested in the produced creations which more or less correspond to the extent of the disorder, type of personality, activity or passivity, extroversion or introversion, usually they do not correspond to the education and intelligence of the patients. Aesthetic and psychological stimulation which involves arts, manual activity creative achivments is obtained which frequently indicates a surprising aesthetic achievement of patients with declining mental capacity and this is manifested also by improved communication with the environment. Most probably in a non-verbal way the oldest phylogenetic and ontogenetic brain structures are activated. Two case-records are presented.

        Key words: gerontopsychiatry, ergotherapy, art therapy, aesthetic and psychological stimulation.