Which of the following is the property of a cardiac cell to initiate and fire...

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Medical Sciences

Which of the following is the property of a cardiac cell to initiate and fire an action potential on its own without external stimulation? 

Select one: 

 a. Spontaneity. 

 b. Selectivity 

 c. Rhythmicity 

 d. Automaticity 

 e. Conductance.

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3.5 Ratings (628 Votes)

d.Automaticity

Automaticity is the unique propoerty of the cardiac cell to initiate and fire an action potential on it's own without an external stimulation.And is greatest at the SA and AV nodes cells.


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