| What is the form of the signal that moves from one smooth muscle cell to the next in smooth muscle tissue following the initial stimulation of one cell by a neurotransmitter? | 
  |  |    |  | Pressure change |   |  | Concentration gradient |   |  | Electrochemical coupling |   |  | Conformational change |  | 
  
       | What is the form of the signal that moves from one smooth  muscle cell to the next in smooth muscle tissue following the  initial stimulation of one cell by a neurotransmitter? | 
    |  |       |  | Pressure change |    |  | Concentration gradient |    |  | Electrochemical coupling |    |  | Conformational change |  | 
    
smooth muscle cells are able to generate their own action potentials which are generated by the influx of extracellular Ca2+. Electrochemical coupling is the form of the signal that moves from one smooth muscle cell to the next in smooth muscle.