BASICS
The EKG records the electrical activity of the heart using skin sensors called _____________
What are electrodes?
Most common leads used for cardiac monitoring.
What are Lead I and Lead II?
Ventricular Tachycardia is a rapid rhythm above ____ bpm with a wide QRS complex and no p waves.
What is 100?
If a P wave precedes every QRS complex, then the rhythm is ___________
What is regular?
The morphology of the p wave of atrial flutter can be described as ________
What is sawtooth?
This interval indicates AV conduction time.
What is the PR interval?
The number of small boxes within one large box on the EKG graph paper.
What is 5?
Techniques used to calculate the heart rate of regular rhythms.
What are the 1500 technique and the 300 method?
Longer, longer, longer, drop
You must have a _________
What is Wenkebach?
Stroke is the most serious ongoing associated risk of this rhythm.
What is Afib?
This graphically depicts ventricular depolarization on an EKG strip.
What is the QRS complex?
The length of time of one small box, in seconds, on EKG graph paper.
What is 0.04 seconds?
Count the number of R waves on a 6 second strip and multiply by 10.
What is the 6 second method?
The only two rhythms that can be treated with defibrillation.
What are vfib and vtach?
Name the order of the hearts electrical conduction system.
What is SA node, AV node, Bundle of His, Right and Left bundle branches, Purkinje fibers?
Graphical depiction of atrial depolarization
What is the P wave?
The standard recording speed of an EKG strip.
What is 25mm/sec?
Rhythms that can have an atrial rate >350bpm.
What are Afib and Aflutter?
Atropine IVP and transcutaneous pacing are treatment options for this rhythm.
What is symptomatic bradycardia?
A device that generates the electrical current required for stimulation of heart musculature.
What is a pacemaker?
On a cardiac complex, the T wave represents this.
What is ventricular repolarization?
*** For 500 extra points***
Misplacement of these can cause inaccurate results, affecting diagnosis and treatment plans.
EKG rhythm analysis requires understanding of these two basic principles.
What are time and voltage?
The patient's heart rate when the AV node takes over as pacemaker.
What is 40-60 bpm?
The distinctive characteristic of a third-degree AV block.
What is complete AV dissociation?
The treatment for an unstable patient in Afib with RVR.
What is a synchronized cardioversion?
***For 500 extra points***
In a hemodynamically stable patient with Afib, what procedure is performed before a synchronized cardioversion and why?