Transcription of P a ce m a k ers fo r A n esth esio log ists M ad e In ...
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P a ce m a k ers fo r A n esth esio log ists M ad e In ...
1 Pacemakers for Anesthesiologists Made Incredibly Simple by Arthur Wallace, , April 2008 What do pacemakers do? a. Pace the heart b. Sense the heart How do you pace the heart? You send an electrical current to the heart. The current is small and it is measured in milliamps (ma). How do you sense the heart? The pacemaker measures the voltage produced by the heart when it contracts. The voltage is small, and is it measured in millivolts (mv). What is an electric current? An electric current is the flow of electrons. The pacemaker is a drug delivery device.
3 R emembe r tha t som ething divi de d b y zero is infin ity. And inf inity is a v ery, ve ry big number . W he n infini ty is the c ur rent sent t hr ou gh your bod y, strange things ha ppe n, like
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