What is the mechanism of action of digoxin?
What is the mechanism of action of digoxin? a. Causes systemic vasodilation b. Increases cardiac contractility and cardiac output c. Blocks sympathetic nervous system stimulation to
the heart d. Promotes the excretion of sodium and water in the
renal tubules 11. Which findings from M.G.’s assessment would indicate an
increased possibility of digoxin toxicity? Explain your answer. a. Digoxin level 1.6 ng/mL (2.05 mmol/L) b. Serum sodium level of 139 mEq/L (138 mmol/L) c. Apical heart rate of 64 d. Serum potassium level of 2.2 mEq/L (2.2 mmol/L)
12. When preparing to give the digoxin, you notice that it is
available in milligrams (mg) not micrograms (mcg). Convert 125 mcg to mg.
13. After 2 days, M.G.’s symptoms improve with intravenous diuretics and digoxin. She is placed back on oral furosemide (Lasix) once her weight loss is deemed adequate for achievement of a euvolemic state.