What to do first if patient has chest pain.
- correct answer ✅Rest!
ECG changes in an acute MI
- correct answer ✅ST elevation in 2 or more contiguous leads.
Ischemia d/t full thickness loss of muscle. EMERGENCY.
Inferior leads
- correct answer ✅II, III, aVF. RCA occlusion.
Septal leads
- correct answer ✅V1 & V2.
Anterior leads
- correct answer ✅V1 - V4. LAD lesion.
Lateral leads
- correct answer ✅V5, V6, I, and aVL. Circumflex lesion.
Cardiac enzymes
- correct answer ✅Troponins, CK-MB, and CK
,BKAT Study Exam Questions And Answers
Changes in CK
- correct answer ✅Rise: 3-6 hours
Peak: 24 hours
Normal: 3-4 days
Changes in CK-MB
- correct answer ✅Released after myocardial necrosis. Specific for
myocardial damage.
Rise: 3-12 hours
Peak: 24 hours
Normal: 2-3 days
Troponin I
- correct answer ✅Protein found in cardiac muscle. High
sensitivity.
Rise: 3-12 hours
Peak: 24 hours
Normal: 5-10 days
Troponin T
- correct answer ✅Protein found in cardiac muscle. High
sensitivity.
,BKAT Study Exam Questions And Answers
Rise: 3-12 hours
Peak: 12-48 hours
Normal: 5-14 days
Common conditions that cause a murmur
- correct answer ✅Aortic dissection, aortic regurgitation (both
acute & chronic), mitral valve regurgitation (both acute & chronic),
mitral valve stenosis
Drugs to decrease afterload/SVR/PVR
- correct answer ✅(Arterial Dilators) Nitroprusside, nitroglycerin,
amrinone, alpha (Regitine) & Ca channel blockers
Drugs to increased afterload/SVR/PVR
- correct answer ✅(Vasopressors) Epinepherine, norepinepherine,
dopamine, neosynephrine
Drugs to decrease contractility/SVI
- correct answer ✅Beta blockers (atenolol, metoprolol,
propranolol, labetolol, esmolol) and Ca channel blockers
, BKAT Study Exam Questions And Answers
Drugs to increase contractility/SVI
- correct answer ✅Positive inotropes, dobutamine, dopamine,
milrinone, and digoxin
Drugs to decrease preload/CVP/PAWP
- correct answer ✅Venous Dilators - Nitroglycerin, nitroprusside,
amrinone, alpha & Ca channel blockers
Diuretics - Furosemide, bumex, mannitol
Drugs to increase preload/CVP/PAWP
- correct answer ✅Volume - Colloid, crystalloids, blood, hetastarch
Dysrhythmia control - antirhythmics, pacemaker, AICD
Complications when using thrombolytics
- correct answer ✅Allergic reaction, bleeding/hemorrhage, stroke
Failure to capture
- correct answer ✅Pacer delivers a stimulus at the appropriate
time but no depolarization occurs. No P or QRS wave after pacer
spike.
Failure to fire/pace
- correct answer ✅No pacer spikes seen