At rest, both cardiac and skeletal muscle arterioles have a high peripheral resistance due
A.cholinergic sympathetic stimulation.
B.-adrenergic sympathetic stimulation.
C.-adrenergic sympathetic stimulation.
D.cholinergic parasympathetic stimulation.
Which of the following is a function of the steep Na+/K+ gradient across the cell
A. provides energy for coupled transport
B. creates electrochemical impulses
C. maintains osmotic pressure
D. All apply.