Hfhs Critical Care Exam (A+ Graded Solutions)

Normal Length for PR, QRS, and QT intervals. {Ans: } PR 0.12-0.20 sec, QRS 0.08-0.12 sec, and QT interval less than or = to 450 ms or half the R-R intervalBig box on ECG readings = ___ seconds? {Ans: } 0.20 secondsLittle boxes on ECG readings = ____ seconds? {Ans: } 0.04 secondsThe mA that achieves capture is the _______ _________ {Ans: } pacing thresholdDefibrillation energy settings (biphasic and monophasic) {Ans: } biphasic 120-200 j and monophasic 360 jSynchronized Cardioversion energy settings for SVT or aflutter, for afib, and for monomorphic VT (biphasic and monophasic) {Ans: } SVT or aflutter-biphasic 50-100 j & monophasic 200 j Afib-biphasic 120-200 j & monophasic 200 j Monomorphic VT-biphasic 100 j & monophasic 100 jVtach treatment {Ans: } Synchronized cardioversion and Antiarrhythmic such as Amiodarone (150-300 mg) and/or lidocaineVfib treatment {Ans: } Defibrillation also can load them up with AmiodaroneSVT treatment {Ans: } Vasovagal maneuvers, carotid massage, Adenosine (if BP is good) 6 mg for first dose and then 12 mg for the second dose, or synchronized cardioversionTorsades treatment {Ans: } Synchronized cardioverison (if regular) or defibrillation (if irregular) and administer Mg (treating underlying cause)Anatomical location of Cardiac Assessment Landmarks {Ans: } Pulse pressure