THE FLIGHT OF FLIES

1914 Journal of the American Medical Association  
All of the cases of rapid heart action of other than reflex origin raise the question of the immediate cause of the acceleration. Is it due to a diminution of the tonic activity usually exerted by the inhibitory vagi over the heart, or is it attributable to a direct action on the centers of the accelerator nerves? The earliest
doi:10.1001/jama.1914.02570230055020 fatcat:mnks2tgnsvbqbhzmhvgxmaj4pa