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NREMT Paramedic Certification Exam

Category - Paramedic

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The intrinsic firing rate of the SA node is:

40-60 beats per minute
40-100 beats per minute
60-80 beats per minute
60-100 beats per minute

Explanation

Answer: D - The firing rate of the SA node is 60-100 beats per minute. 40-60 beats per minute is the AV node's normal intrinsic firing rate.

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