The ability of cardiac tissue to propagate an action potential is the definition of:
a. excitability. c. conductivity.
b. automaticity. d. depolarization.
ANS: C
Conductivity is defined as the ability of cardiac tissue to propagate an action potential. Excitabil-ity refers to the ability of a cell to respond to an electrical stimulus. Automaticity describes the ability of certain specialized cells of the heart to depolarize. Polarization occurs when a cell be-comes electrically activated.
Health Professions
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