New nurses on the telemetry unit have been paired with preceptors. One new nurse asks her preceptor to explain depolarization. What would be the best answer by the preceptor?
A) Depolarization is the mechanical contraction of the heart muscles.
B) Depolarization is the electrical stimulation of the heart muscles.
C) Depolarization is the electrical relaxation of the heart muscles.
D) Depolarization is the mechanical relaxation of the heart muscles.
Correct Answer:
Verified
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