Effect of Epinephrine, Norepinephrine and Serotonin Upon Systemic Small and Large Vessel Resistance
Locally injected epinephrine and norepinephrine elevate dog foreleg total vascular resistance primarily through small vessel constriction. Serotonin does not significantly change total resistance, constricts large arteries and veins and dilates small vessels.
- Received January 25, 1957.
- © 1957 American Heart Association, Inc.