Exam (elaborations)
Telemetry med surg exam 3
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Telemetry med surg exam 3 Sinus node The intrinsic pacemaker. Cell membrane "leakiness" causes spontaneous depolarization at a rate of 60-100 times a minute. AV node Acts like a resistor to slow the impulse allowing time for the atria to completely contract before initiating ventricular con...
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