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4 Cards in this Set
- Front
- Back
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whats the function of quinidine?
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raises depolarization threshold in pacemaker cells -> slows heart rate
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whats the function of procainamide?
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raises depolarization threshold in pacemaker cells -> slows heart rate
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what is the effect of isoprotenerol on the heart?
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adrenergic agonist - increases Ca2+ current
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what is the effect of diltazem on the heart?
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reduces calcium current - diminishes plateau phase and lowers contractile force
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