MULTIPLE CHOICE OF QUESTIONS AND
DETAILED SOLVED SOLUTIONS ALREADY
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(JUST RELEASED!!!!!!)
Cardiac enzymes - CORRECT ANSWER-Troponins, CK-MB, and CK
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.
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
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
Failure to sense - CORRECT ANSWER-Pacemaker does not detects
heart's intrinsic activity or interprets noncardiac activity as
intrinsic activity. Spikes in inappropriate times.
Normal PR - CORRECT ANSWER-0.12 - 0.20
Normal QRS - CORRECT ANSWER-0.04-0.10
Normal QT - CORRECT ANSWER-Less than 0.48. Varies by age, HR,
and gender.