Table 1: A comparison of electrophysiological characteristics between tissues.

NeuronMuscle
SkeletalCardiacSmooth

Resting potential (mV)−70−80 to −90−85 to −95−50 to −60
Threshold potential (mV)−55−55Spike potentialSpike potential
Action potential duration (ms)12 to 5200 to 40010 to 50