Ouabain is a poisonous compound found in the ripe seeds of the African plant Strophanthus gratus. This compound is poisonous due to the fact that it is a potent inhibitor of which of the following?

Question

Quizplus · Accepted Answer

Ouabain is a potent inhibitor of the Na⁺ / K⁺ -ATPase, which is an enzyme responsible for maintaining the electrochemical gradient across the cell membrane by pumping sodium out and potassium into the cell.

Ouabain Is a Poisonous Compound Found in the Ripe Seeds