If an EKG tracing shows bigeminy, there was a repeating pattern of ________
A) fast, uncoordinated quivering
B) an absence of the heartbeat
C) one premature contraction then one normal contraction
D) two premature contractions that occur together
C
Explanation: A) This describes ventricular fibrillation, not bigeminy.
B) This describes asystole, not bigeminy.
C) Correct!
D) This describes a couplet.
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