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39 Cards in this Set
- Front
- Back
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Class II properties
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Beta Blocker
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Class IV properties
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CCB
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Class III properties
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K Blocker
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Sotalol has what properties?
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Class II and III (BB, K Blocker)
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If transducer is too low...
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reading will be falsely high
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What type of cardiomyopathy causes mitral valve regurg
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dilated cardiomyopathy
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What type of cardiomyopathy causes syncope?
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hypertrophic cardiomyopathy
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What type of cardiomyopathy causes increased sed rate, and is associated with connective tissue disorders?
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restrictive cardiomyopathy
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Why is digoxin rarely used in MI?
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Becuase of it's increase in oxygen demand
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What effects does Amiodarone have long term?
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pulmonary fibrosis, peripheral neuropathies, EPS, hepatotoxicity
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At what point does the majority of cardiac oxygen consumption occur?
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During isovolumetric contraction
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What's up...increased RAP, right-side S3, JVD
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RVF
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What's up? Asymmetric T-wave inversion in leads V1V2
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Rt ventricle hypertrophy
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What's up?asymmetric T-wave inversion seen in leads V5, V6
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LV hypertrophy
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PAd and PAOP in Pulmonary HTN
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Increased PAd, normal PAOP
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PAd and PAOP in LV failure
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Increaesed PAd, Increased PAOP with 5mmHg or less difference
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PAd and PAOP in cardiac tamponade
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Increased PAd and Increased PAOP (equalized within 5 mm Hg)
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Where do you hear S4?
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heard at mitral area (aprex); if heard in tricuspid area then RV is affected
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When is a split S2 normal?
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On inspiration
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What do you have to watc for with nipride?
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thiocynate toxicity, hypoxemia d/t methamoglobinemia or shunt
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What drugs can cause methamoglobinemia?
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Nipride, nitro, nitric oxide, local anesthetics, sulfa drugs
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What is the treatment for methamoglobinemia
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Methylene blue
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Where is the J Point?
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Where QRS ends and ST begins
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What does the dicrotic notch on the IABP waveform represent?
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Closure of aortic valve
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What do you do if you have failure to capture with an intra pacemaker?
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Turn pt to left side, then increase milliamps
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What do you do if you have failure to sense?
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increase sensitivity
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What do you do when you have failure to pace
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check connections, change the battery
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What's the problem with using myoglobin to dx MI?
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high sensitivity and false positives
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How do you dose BB in heart failure
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Start low, they decrease contractility so you have to increase slowly
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What is the normal value for PAOP?
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8-12...15-20 is preferred in cardiogenic shock
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What is an S4 an indication of?
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diastolic dysfunction
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What is an S3 an indication of?
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systollic dysfunction
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CO is a measure of...
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right ventricular CO
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What is the earliest sign of LVF?
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S3
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What does hydralazine do to vessels?
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Dilates arteries
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What does morphine do to vessels
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Dilates veins
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What does nitro do to vessels at doses > 1mcg
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Dilates arteries
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What does nitroprusside do to vessels?
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Mixed vasodilator
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