AACN CMC QUESTIONS AND ANSWERS
What percentage of ventricular filling is passive and what percentage is atrial kick? - Answer- Passive - 75% Atrial kick -- 25-35% What 3 components make up stroke volume? - Answer- Preload Afterload Contractility Uses of beta blockers - Answer- HTN Classic angina (Coronary artery obstruction) Ventricular and Supraventricular arrhythmia's ACS Heart failure Hypertrophic cardiomyopathy Clinical effects of beta blockers - Answer- Decreased heart rate Decreased contractility Decreased automaticity Decreased conduction velocity Decreased renin release (kidneys) Cardioselective beta blockers - Answer- Block Beta 1 receptors N-AMEBA Nebivolol Atenolol Metoprolol** Esmolol Bisoprolol** Acebutolol **are usually used in patients with CHF with co-morbid COPD, asthma Alpha/Beta Blockers - Answer- Labetalol -- HTN emergencies Carvedilol -- Heart failure nonselective beta blockers - Answer- Block Beta 1 and Beta 2 blockers Propranolol Sotalol Timolol Nadolol
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- 23 april 2023
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aacn cmc questions and answers
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what percentage of ventricular filling is passive and what percentage is atrial kick
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what 3 components make up stroke volume
