IBHRE CEPS Electrical and Procedural Foundations Study Guide with Complete Solutions
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Course
IBHRE CEPS
Institution
IBHRE CEPS
IBHRE CEPS Electrical and Procedural
Foundations Study Guide with Complete
Solutions
E = V x I x time - Answer-Formula for energy
Ampere - Answer-measures electron flow rate or current in electrical conductor, measured in
Coulombs/second
Ampere-hour - Answer-Unit of batter capacity
Amount of...
Platinum - Answer✔✔-Signals are transmitted via ___ electrodes to recording system
0.5-30 Hz - Answer✔✔-High pass filter for EKG and intracardiacs
100-400 Hz - Answer✔✔-Low pass filter for EKG and intracardiacs
Wheatstone Bridge - Answer✔✔-Resistor/transducer that detects pressure changes in cardiovascular
system
Anachrotic notch - Answer✔✔-Seen on aortic valve pressure waveform, when aortic valve opens
Dichrotic notch - Answer✔✔-Seen on aortic valve pressure waveform, when aortic valve closes
Capacitors - Answer✔✔-DC defibrillators store electrical energy from charge in ____
Hand to hand - Answer✔✔-In electrical injury, pathway of current that is most likely to be fatal is ___
Relative - Answer✔✔-During the ___ refractory period, a PVC can cause VT/VF
Increases slope of Phase 4 - Answer✔✔-Sympathetic nerve stimulation has this effect on cardiac action
potential to speed HR
Potassium - Answer✔✔-What ion leaks out of the cardiac cell throughout systole?
Calcium - Answer✔✔-Depolarization of sinus node is due to ___
Early Afterdepolarization - Answer✔✔-depolarization that occurs during early end Phase 2/early Phase 3,
can lead to polymorphic VT or torsades
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