HFHS CRITICAL CARE EXAM ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS

HFHS CRITICAL CARE EXAM ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Normal Length for PR, QRS, and QT intervals. - Answer -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 interval Big box on ECG readings = ___ seconds? - Answer -0.20 seconds Little boxes on ECG readings = ____ seconds? - Answer -0.04 seconds The mA that achieves capture is the _______ _________ - Answer - pacing threshold Defibrillation energy settings (biphasic and monophasic) - Answer - biphasic 120-200 j and monophasic 360 j Synchronized Cardioversion energy settings for SVT or aflutter, for afib, and for monomorphic VT (biphasic and monophasic) - Answer -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 j Vtach treatment - Answer -Synchronized cardioversion and Antiarrhythmic such as Amiodarone (150-300 mg) and/or lidocaineVfib treatment - Answer -Defibrillation also can load them up with Amiodarone SVT treatment - Answer -Vasovagal maneuvers, carotid massage, Adenosine (if BP is good) 6 mg for first dose and then 12 mg for the second dose, or synchronized cardioversion Torsades treatment - Answer -Synchronized cardioverison (if regular) or defibrillation (if irregular) and administer Mg (treating underlying cause) Anatomical location of Cardiac Assessment Landmarks - Answer - Pulse pressure calculation - Answer -Difference between the systolic and diastolic pressure for exa