Physiological signals in rat during anesthetic overdose. Cardiac rate was calculated in Igor Pro from raw electrocardiogram (ECG) signal in top right. Additional traces show respiration, EEG total power, raw EEG and discharge activity of a single neuron in the Ventral Tegmental Area (VTA).

Submitted by:
Dr. Roger Gallegos
Dept. of Neuropharmacology
The Scripps Research Institute