When the Cardiac Glycoside,digitoxin,is Used for Heart Failure,the Effects Include

question 25

Multiple Choice

When the cardiac glycoside,digitoxin,is used for heart failure,the effects include:
(I) inhibition of phosphate hydrolysis from E₂ of the (Na⁺-K⁺) -ATPase pump
(II) activation of the (Na⁺-K⁺) -ATPase pump
(III) increase in intracellular Na⁺ concentration
(IV) increase in Ca²⁺ concentration in the sarcoplasmic reticulum

• A)I,II,III,IV
• B)I,III,IV
• C)II,III,IV
• D)II,III
• E)I,III

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Definitions:

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