430 exam one

• Inferior MI leads: II, III, avF

  Coronary artery involved: right coronary artery

  What area of heart is not being fed: AV node
• anterior MI leads: v2-v4

  coronary artery involved: left anterior descending artery

  what area of heart is not being fed: left ventricle
• Lateral MI leads: I, avL, v5,v6

  coronary artery involved: left circumflex

  causes: ventricular dysrhythmias
• Shockable rhythms: v-fib and pulseless v-tach
• paw/op measures preload of the left ventricle
• SVR measures afterload
• CVP measures preload
• first drug in HTN emergency = nitroprusside
• what must be done before a-line?

  allen test
• PPS/Dressler syndrome:

  • ST elevation in all leads
  • tx: nsaids, aspirin, rest
• complication of CABG: cardiac tamponade
• IABP reduces afterload, increases perfusion to coronary arteries
• heparin antidote: protamine sulfate
• warfarin antidote: vitamin K
• what part of the heart does CVP measure: right atrium
• what part of the heart does wedge pressure measure: left ventricle
• where does SVR measure in the heart: left ventricle
• MAP formula: SBP + (2)DBP/ 3
• what lab do you monitor with heparin: aptt
• what lab do you monitor with warfarin: INR
• what beta blockers do COPD/asthma pts not get: propanolol