BKAT CRITICAL CARE Latest Study Question with Correct Answers 100%

BKAT CRITICAL CARE Latest Study Question with Correct Answers 100% 1. Nitroprusside purpose - ANSWER decreases preload and afterload by vasodilation (mainly afterload) 2. Dobutamine mechanism of action - ANSWER contractility 3. Dopamine at a low-end dose "renal dose" - ANSWER 0.5-4mcg/kg/min increases renal and mesenteric perfusion 4. Dopamine at a mid-range dose - ANSWER 4-10mcg/kg/min increases contractility and heart rate 5. Dopamine at a high-range dose - ANSWER greater than 10mcg/kg/min vasoconstriction and increases BP 6. Dopamine and Levophed infiltration - ANSWER leads to tissue necrosis 7. Dopamine antidote - ANSWER regitine (phentolamine) 8. TpA monitor for - ANSWER bleeding-hemorrhagic CVA 9. diltiazem (cardizem) works by? - ANSWER (calcium channel blocker) slows ventricular rate by slowing conduction through the SA and AV node 10. Diltiazem (cardizem) biggest effect on which hemodynamic - ANSWER hypotension 11. diltazem is used for patients with - ANSWER a-fib or a-flutter 12. amiodarone (Cordarone) is a - ANSWER antiarrythmic prolongs the cardiac duration 13. You MUST use a __________ when using amiodarone infusion - ANSWER 0.22 micron filter 14. Watch out for ____________ in patients on a amiodarone infusion - ANSWER hypotension, prolongation of QT interval and bradycardia 15. amiodarone is used for patients with - ANSWER a-fib, a-flutter and VT 16. how much amiodarone is given to a stable VT with a pulse and a unstable pulseless VT/VF? - ANSWER 150mg over 10min for VT with pulse 300mg push; repeat x1 at 150mg 17. Epinephrine has what effect on the body? - ANSWER increases HR, BP, and contractility 18. what is the first line drug for pulseless arrest? - ANSWER Epinephrine 19. What rhythms are considered fatal? - ANSWER V-fib, Vtach (pulseless), and asystole 20. Epinephrine is also given for? - ANSWER anaphylaxis and as a vasopressor for hypotension 21. Heparin is used for? Antidote is? - ANSWER anticoagulant Protamine Sulfate 22. What is the osmotic diuretic of choice to decrease intracranial pressure? - ANSWER mannitol 23. How does mannitol work? - ANSWER pulls fluids into intravascular space to be excreted by the kidneys to reduce intracranial pressure 24. what insulin is given IV? 25. What is the peak? - ANSWER Regular insulin can only be given IV 2-4 hr peak time 26. Which insulin has a peak of 8-14 hrs? - ANSWER NPH 27. Atropine is ineffective in which heart rhythms types? - ANSWER high degree AV blocks: 2nd degree type2 and 3rd degree 28. Atropine works by? - ANSWER increasing heart rate-increasing conduction through SA node 29. Atropine is given to treat? - ANSWER symptomatic bradycardia 30. Dilantin is given to treat - ANSWER seizure disorders 31. DO NOT give __________ with dilantin because ________ will happen. - ANSWER DO NOT give with dextrose containing solutions because it will crystalize 32. Which corticosteroid is usually given in insufficient adrenal activity or hypersensitivity/inflammation reactions? - ANSWER Cortisone 33. If chronically using cortisone be sure to _____ to prevent _____. - ANSWER If chronically using cortisone be sure to taper the medications to prevent acute adrenal insufficiency 34. This medication is a cardiac glycoside that increases contractility. - ANSWER Digoxin 35. Digoxin increases contractility by - ANSWER slowing the heart rate which decreases conduction through the AV node 36. What should be monitored in patients taking Digoxin? - ANSWER hypotension, bradycardia, and symptoms of toxicity 37. Signs/Symptoms of Digoxin toxicity - ANSWER nausea, yellow vision/halo, paroxysmal atrial tachycardia (PAT with block).