ibhre ceps questions and answers with verified sol
slope of phase 0 depolarization speed
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Ibhre Ceps Questions And Answers With
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midazolam - ANSWERS✔✔what is the common name for Versed
.04 mg/kg - ANSWERS✔✔standard adult dose of atropine
half dose - ANSWERS✔✔how much NPH insulin should a patient be
administered prior to an EP study? (they are fasting think about blood sugar)
4-8 weeks - ANSWERS✔✔What is the elimination half life of amiodarone?
4 half lives - ANSWERS✔✔how long should an anti arrhythmic drug be
discontinued prior to EP study?
sodium channel - ANSWERS✔✔what do class I drugs primarily affect?
slope of phase 0 (depolarization speed) - ANSWERS✔✔what do class 1 drugs
effect on sodium channels primarily do?
Class 1A drugs - ANSWERS✔✔slow conduction velocity and increase
refractoriness
Class 1B drugs - ANSWERS✔✔drugs that shorten refractory periods
Class 1C drugs - ANSWERS✔✔pronounced depressants on conduction velocity
, class II drugs - ANSWERS✔✔What class antiarrhythmic are beta blockers
Class II Drugs (Beta Blockers) - ANSWERS✔✔Prevent catecholamine-mediated
action on the heart, blocks sympathetic nervous system cardiac effects (no effect
on AP, decreases sympathetic tone)
`class III drugs - ANSWERS✔✔increase AP duration by increasing refractoriness
but do not affect conduction velocity
class IV drugs - ANSWERS✔✔calcium channel blockers (primarily affecting SA
and AV nodes)
Class V drugs - ANSWERS✔✔digitalis agents that are used to increase
parasympathetic activity
Class IA drug examples - ANSWERS✔✔procainamide, disopyrimidine, quinidine
Class IB drug examples - ANSWERS✔✔Lidocaine Mexiletine
Class IC drug examples - ANSWERS✔✔Flecainide, Propafenone, Encainide
Class II antiarrhythmic drug examples (beta blockers) - ANSWERS✔✔propanolol,
metoprolol, atenolol, esmolol
class III drug examples - ANSWERS✔✔amiodarone, ibutilide, sotolol, dofetilide
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