A. Sympathetic stimulation B. Decrease in the concentration of sodium ions in the proximal tubules C. Decrease in the concentration of sodium ions in the distal tubules D. Fall in the bp
A. Is not essential for contraction to occur B. Has a prolonged plateau phase? C. Spreads in ward to all parts of the muscle via the t- tubule system D. Begins with an, in ward movement of k+ ins