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Dysrhythmias

Horizontales
Saw tooth pattern
Block calcium channels
Rate 100-160;causes are fever, anxiety, blood loss, drugs, caffeine
You are so____
____ for a fib- amiodarone, diltiazem, metoprolol, anticoagulants
Irregularly irregular
Can you shock asystole?
0.12-0.20 is normal
Wide, bizarre looking QRS that fires earlier then expected
Pacing energy is delivered transcutaneous through the thoracic musculature to the heart via two electrode patches placed on the skin.
Pacemaker leads are attached directly to the heart during open-heart surgery. Wires run externally through the chest incision and may be attached to an external impulse generator if needed.
Atrial depolarization
Example of class IV med
Example of class III med
Verticales
__node is the primary pacemaker of the heart
Rate 40-60, normal in athlete, can be caused by Ca channel blockers or beta blockers
Most common arhythmia in patients with cardiac arrest
3 or more PVCs in a row, rate over 150
Examples of class II med
Block potassium channels
Treatment for wide complex tachycardia
Treatment for symptomatic sinus bradycardia
Pacing wires are threaded through a large central vein (subclavian, jugular, or femoral) and lodged into the wall of the right ventricle (ventricular pacing), right atrium (atrial pacing), or both chambers (dual chamber pacing)
Example of class 1a med
Example of class 1b med
Block sodium channels in cell membrane during action potential
Ventricular repolarization
Example of class 1c med
Block beta receptors
Less than .12 seconds