Abstracts of Papers to be Presented at the Thirty-Fifth Annual Meeting of the Society for Psychophysiological Research.

This article presents abstracts of papers to be presented at the Thirty-Fifth Annual Meeting of the Society for Psychophysiological Research held October 12-15, 1995 in Toronto, Ontario. Cardiovascular activation has traditionally been operationalized in terms of single registered variables, it has often been interpreted, however, in terms of underlying functional units or modes of control, such as alpha-adrenergic, beta-adrenergic, and cholinergic activation and their synergistic or antagonistic interactions.