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_______% of population has PFO
20
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________ __________ artery supplies anterior R ventricle, inferior wall of L ventricle, Posterior L ventricle, and posterior 1/3 of septum
Right Coronary
-
___ _____ _____ artery feeds anterior L ventricle, 2/3 septum, apex of L ventricle
LAD
-
_____ _______ supplies blood to L atrium and posterior wall of L ventricle
L circumflex
-
4 key characteristics of myocardial cells
- automaticity
- conductivity
- excitability
- contractility
-
normal stroke volume is ____ to ______ cc's per beat for average adult
60-130
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_____ _______ is a function of preload, afterload, and contractility
stroke volume
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Cardiac tissue have some control of their oxygenation on a local level through _____ _____. if a tissue is inadequately perfused metabolites including lactic acid stimulate vaso_____
-
positive _______ test results (80% sensitivity) may not be indicative of cardiac disease in the following:
women, diabetics, pt's with triple vessel disease
stress
-
Providers should stress the term______ when obtaining history since many pt's will not describe feeling as pain
discomfort
-
__________ is the most common presenting complaint in elderly patients with ACS
dyspnea
-
________ pain can be modified on palpation in 36% of patients with an MI
chest
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