EXAM STUDY MATERIALS July 23, 2024 4:26 PM Dysrhythmias & Hemodynamics Exam Questions With Verifi ed Answers Causes of sinus bradycardia - answer✔✔1. ICP 2. MI 3. Athletically trained 4. Deep sleep 5. Vagal stimulation 6. response to beta -blockers Treatment for Sinus Brady - answer✔✔Only treat if symptoma tic! 1. Atropine 2. Dopamine 3. Transcutaneous Pacemaker 4. Stop abusing drugs IDEA - answer✔✔I- Increase HR D- Dopamine (Use second) E- Epi A- Atropine (use first) Atropine - answer✔✔for 2nd degree AV block type I bradycardia w/showing signs of deco mpensation. Atropine dose - answer✔✔0.5 mg IV push if alive; 1 mg if dead q. 3 mins MAX dose= 6mg. Sinus Tachycardia Treatment - answer✔✔1. treat underlying cause 2. beta -blockers ( -lols) 3. vagal maneuvers Underlying causes of Sinus Tachy - answer✔✔1. pain EXAM STUDY MATERIALS July 23, 2024 4:26 PM 2. fever 3. anxiety 4. Hypovolemia 5. Dehydration 6. sepsis Vagal Maneuvers - answer✔✔1. valsava maneuvrs 2. knees to chest 3. bear down 4. Carotid Massage (DOCTOR ONLY) PAC treatment - answer✔✔1. monitor for more serious dysrhythmias 2. No coffee/stimulants 3. beta -blockers ( -lols) SVT treatment - answer✔✔1. vagal stimulation (if hemodynamically stable) 2. IV adenosine 3. Synchronized Cardioversion IV adenosine - answer✔✔*MAKE SURE CRASH CART IN ROOM* 1. Choose port closest to the he art 2. have med prepared already 3. push 6mg/2mL 1 -2 seconds 4. flush 20mL of NS 5. observe for asystole, if SVT comes back then push or no asystole occurs push 2nd dose 12mg/2mL (4mL) 6. monitor for dizziness, chest pain, or palpitations Synchronized Cardioversion - answer✔✔V-tach with pulse or SVT 1. obtain consent 2. sedate pt with 1mg Versed x1 IVP 3. place pads on pacemaker and make sure machine is on sync mode 4. 50 -100 joules for biphasic
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