BKAT Study Questions and Answers Already Graded A

BKAT Study Questions and Answers Already Graded A What to do first if patient has chest pain. Rest! ECG changes in an acute MI ST elevation in 2 or more contiguous leads. Ischemia d/t full thickness loss of muscle. EMERGENCY. Inferior leads II, III, aVF. RCA occlusion. Septal leads V1 & V2. Anterior leads V1 - V4. LAD lesion. Lateral leads V5, V6, I, and aVL. Circumflex lesion. Cardiac enzymes Troponins, CK-MB, and CK Changes in CK Rise: 3-6 hours Peak: 24 hours Normal: 3-4 days Changes in CK-MB Released after myocardial necrosis. Specific for myocardial damage. Rise: 3-12 hours Peak: 24 hours Normal: 2-3 days Troponin I Protein found in cardiac muscle. High sensitivity. Rise: 3-12 hours Peak: 24 hours Normal: 5-10 days Troponin T Protein found in cardiac muscle. High sensitivity. Rise: 3-12 hours Peak: 12-48 hours Normal: 5-14 days Common conditions that cause a murmur Aortic dissection, aortic regurgitation (both acute & chronic), mitral valve regurgitation (both acute & chronic), mitral valve stenosis Drugs to decrease afterload/SVR/PVR (Arterial Dilators) Nitroprusside, nitroglycerin, amrinone, alpha (Regitine) & Ca channel blockers Drugs to increased afterload/SVR/PVR (Vasopressors) Epinepherine, norepinepherine, dopamine, neosynephrine Drugs to decrease contractility/SVI Beta blockers (atenolol, metoprolol, propranolol, labetolol, esmolol) and Ca channel blockers Drugs to increase contractility/SVI Positive inotropes, dobutamine, dopamine, milrinone, and digoxin Drugs to decrease preload/CVP/PAWP Venous Dilators - Nitroglycerin, nitroprusside, amrinone, alpha & Ca channel blockers Diuretics - Furosemide, bumex, mannitol Drugs to increase preload/CVP/PAWP Volume - Colloid, crystalloids, blood, hetastarch Dysrhythmia control - antirhythmics, pacemaker, AICD Complications when using thrombolytics Allergic rea