Conduction System
What is the heart's natural pacemaker?
What is the SA node?
What is the formula for cardiac output?
What is heart rate x stroke volume?
What does the "P" wave represent?
What is Atrial Depolarization?
What type of shock results from pump failure?
What is cardiogenic shock?
What medication increases heart rate in symptomatic bradycardia?
What is atropine?
What structure delays electrical impulses prior to ventricular contraction?
What is the AV node?
What does preload refer to?
What is ventricular filling/stretch before contraction?
What does the "QRS" complex refer to?
What is ventricular depolarization?
What type of shock usually has warm skin early on?
What medication reduces preload in chest pain patients?
What is nitroglycerin?
What bundle branches carry impulses through the ventricles?
What are the right and left bundle branches?
What does afterload refer to?
What is resistance the ventricle pumps against?
What does the "T" wave represent?
What is ventricular repolarization?
What type of shock is caused by loss of vascular tone after a spinal injury?
What is neurogenic shock?
What term describes a medication that changes contractility?
What is Inotropic?
What rhythm originates from the SA node but is slower than normal?
What is Sinus Bradycardia?
What happens to stroke volume when preload increases normally?
What is increases stroke volume?
What electrolyte abnormality commonly causes peaked "T" waves?
What type of shock is caused by conditions such as tension pneumothorax or cardiac tamponade?
What is obstructive shock?
What term describes a medication that changes heart rate?
What is chronotropic?
What dysrhythmia has no organized atrial activity and an irregularly irregular rhythm?
What is atrial fibrillation?
Why can extreme tachycardia lower blood pressure?
What is reduced filling time/decreased preload?
Which leads look at the inferior wall?
What are leads II, III, and aVF?
What happens to coronary perfusion during severe hypotension?
What is decrease coronary perfusion?
What term describes a medication that changes conduction velocity?
What is dromotropic?