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Home Q & A Board Biology-Related Homework Help Anatomy and Physiology
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nameless23 nameless23
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6 years ago
Depolarization of a cardiac muscle cell occurs as the result of:
 
  a. a decrease in the permeability of the cell membrane to ions.
  b. the rapid movement of ions across the cell membrane.
  c. a blockade by calcium ions.
  d. stimuli instigated during the refractory period.
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gool34gool34
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6 years ago
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