Which of the following is the mechanism of action of digoxin to increase cardiac contractility?

[Joyce]

#july2020usmle2ck

Which of the following is the mechanism of action of digoxin to increase cardiac contractility?

A- Inhibition of K/Ca ATPase
B- Inhibition of Na/Ca ATPase
C- Inhibition of Na/K ATPase
D- Inhibition of phosphodiesterase

 

[Tiffany Wong]

B- Inhibition of Na/Ca ATPase