Centrifugal Arousal in the Olfactory Bulb

Science  06 Feb 1959:
Vol. 129, Issue 3345, pp. 332-333
DOI: 10.1126/science.129.3345.332


The electrical activity of the olfactory bulb was recorded in awake, unrestrained cats with electrodes permanently implanted. It was found that any kind of sensory stimulation producing alertness or arousal brought about the appearance of bursts of rhythmic activity, the magnitude of which was related to the degree of alertness of the cat.