CRNA Meds questions with correct answers

Epi Dose CORRECT ANSWER dose 0.03 - 1 mcg/kg/min low dose of epi effects via which receptor CORRECT ANSWER mild vasodilation and brochodilation via beta 2 stimulation moderate to high dose epi effects CORRECT ANSWER stimulate beta 1; increased CO; arterial vasoconstriction through alpha 1; Epi define CORRECT ANSWER Endogenously released catecholamine. Intravenous (exogenous) administration results in dose dependent adrenergic receptor stimulation. Norepi dose CORRECT ANSWER 0.03- 2 mcg/kg/min Receptors for Norepi and effects CORRECT ANSWER Mostly alpha stimulation for increase in SVR for increase preload and CO; increase HR; increase DBP Vasopressin sites of action CORRECT ANSWER kidneys and blood vessels primary function of vasopressin CORRECT ANSWER regulate extracellular fluid volume by affecting renal handling of water, How does AVP act on renal collecting ducts and results of using AVP CORRECT ANSWER via V2 receptors to increase water permeability (cAMP-dependent mechanism), which leads to decreased urine formation (hence, the antidiuretic action of "antidiuretic hormone"). This increases blood volume, cardiac output and arterial pressure.