CARDIAC TELEMENTRY EXAM BUNDLE|WITH COMPLETE SOLUTIONS

Normal Conduction System -ANSWER -SA Node = Primary Pacemaker of the Heart, rate of 60-100 bpm -Internodal Pathways = Pathways connecting SA Node and AV Node -AV Node = Backup pacemaker, rate of 40-60 bpm -Bundle of His = splits nerve fibers down Left & Right Sides, His-Purkinje is conduction sys...

along what axis is time measured in an EKG paper? - ANSWERacross a horizontal axis what does each small square on an EKG strip represent? - ANSWER1 mm in length 0.04 seconds what does each large square on an EKG strip represent? - ANSWER5 mm in length 0.2 seconds how can a regular rhythm ...

Medications for pulselessness (asystole, Vfib, PEA): - ANSWEREpinephrine, Amiodarone Medications for slow rhythms (sinus brady, junctional escape, idioventricular, blocks) - ANSWERAtropine, epinephrine infusion, dopamine Medications used for fast rhythms (Afib, Aflutter, SVT, junctional tachyc...

Sinus Brady -ANSWER Intervention: Monitor for symptoms and progression, talk to provider, monitor First Degree Heart Block -ANSWER Intervention: Check for symptoms, continue to monitor Second Degree Heart Block Type 1 -ANSWER Intervention: Check pt for symptoms, continue to monitor. Symptomat...

P waves represent - ANSWERatrial depolarization QRS represents - ANSWERventricular depolarization T wave represents - ANSWERventricular repolarization List three functions of the AV node - ANSWER1) Slows conduction 2) Secondary pacemaker 3) Blocks some impulses when atrial rate is rapid ...

P waves represent - ANSWERatrial depolarization QRS represents - ANSWERventricular depolarization T wave represents - ANSWERventricular repolarization List three functions of the AV node - ANSWER1) Slows conduction 2) Secondary pacemaker 3) Blocks some impulses when atrial rate is rapid ...

Pace Maker of the Heart - ANSWERThe Sino Atrial node is also known as the 100/60 -138/89 - ANSWERNormal BP range is -0.1 eV for each box in the vertical direction -typically there are 10 boxes in the vertical direction for QRS complexes, adding up to 1.0 eV - ANSWERThe vertical lines in each ...

P wave -ANSWER -Impulse at SA node -Last .10 secs .10 seconds -ANSWER Duration of P wave PR interval -ANSWER - Measured at the beginning of P wave through beginning of QRS -Lasts between .12-.20 seconds .12-.20 -ANSWER Duration of PR Interval QRS complex -ANSWER -Measured from Q to S ...

What do the SA & AV nodes contract? - ANSWERSA-->AV=atrial contraction AV-->bundle of HIS-->purkinje fibers=ventricular contraction Normal intervals - ANSWER*memorize these* PR: .12-.2 QRS: .04-.12 QT: .34-.43 BPM when different nodes are in control - ANSWERSA: 60-100 AV: 40-60 ...

Normal PR - ANSWER0.12-0.20 Normal QRS - ANSWER0.6-0.12 Normal QT - ANSWER< 0.44 NSR - ANSWERPR 0.12 - 0.20 QRS 0.4-0.12 Rate 60-100 regular QT < 0.44 Sinus Brady - ANSWERRate < 60 Treat if symptomatic Atropine Pacing Sinus Tach - ANSWERRate > 100

What is the normal PR interval? -ANSWER 0.1-0.2 What is the normal QRS interval? -ANSWER 0.004-0.12 What is the normal QT interval? -ANSWER 0.34-0.43 What are you MOST worried about with A-Fibb? -ANSWER clots What do you use to treat sinus bradycardia? -ANSWER Atropine 0.5mg IV push W...