Telemetry Critical Care Nursing 52 Questions with Verified Answers,100% CORRECT

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Telemetry Critical Care Nursing 52 Questions with Verified Answers Which lead for atrial flutter? - CORRECT ANSWER II, III, aVF Which lead for an inferior MI - CORRECT ANSWER II, III, aVF Whi ... ch lead of an anterior MI - CORRECT ANSWER V1-V6 Which lead for after angioplasty? - CORRECT ANSWER III or aVF (whichever has tallest R wave) Which lead to diagnose atrial activity and monitor heart rate? - CORRECT ANSWER II Which leads to differentiate normal ventricular beats and ectopic beats? - CORRECT ANSWER V1 and V6 What is the sternal notch also called? - CORRECT ANSWER the angle of Louis Why is the lewis lead system used? - CORRECT ANSWER it offers the best view of P waves in patients with atrial arrhythmias or wide QRS complex tachycardia What color is the RA lead? - CORRECT ANSWER white What color is the LA lead? - CORRECT ANSWER black What color is the LL lead? - CORRECT ANSWER Red what color is the RL lead? - CORRECT ANSWER green What color is the chest (or ground) lead? - CORRECT ANSWER brown Where do you place the RA lead on a 3 lead system? - CORRECT ANSWER left shoulder Where do you place the LA lead on a 3 lead system? - CORRECT ANSWER 4th ICS right sternal border Where do you place the LL lead on a 3 lead system? - CORRECT ANSWER 5th ICS midaxillary line Where do you place an RA on a Lewis lead system? - CORRECT ANSWER 2nd ICS right sternal border Where do you place an LA on a Lewis lead system? - CORRECT ANSWER 4th ICS right sternal border Where do you place an LL on a Lewis lead system? - CORRECT ANSWER lowest rib Where do you place an RL on a Lewis lead system? - CORRECT ANSWER lowest rib Where do you place an RA on a 5 lead system? - CORRECT ANSWER right shoulder Where do you place an LA on a 5 lead system? - CORRECT ANSWER left shoulder Where do you place an RL on a 5 lead system? - CORRECT ANSWER below ribs Where do you place an LL on a 5 lead system? - CORRECT ANSWER below ribs Where do place a chest lead on a 5 lead system? - CORRECT ANSWER either: V1: 4th ICS right sternal border V6: 5th ICS left midaxillary What does an augmented lead mean? - CORRECT ANSWER unipolar and only provides a positive electrode view Are the precordial leads bipolar or unipolar and do they provide information about the horizontal or vertical frame of the heart? - CORRECT ANSWER Unipolar and horizontal What is lead I useful for? - CORRECT ANSWER helpful in monitoring atrial rhythms What is lead II useful for? - CORRECT ANSWER useful for identifying P waves, detecting sinus node and atrial arrhythmias, and monitoring inferior wall of the left ventricle What is lead III useful for? - CORRECT ANSWER atrial rhythms and the inferior wall of the left ventricle placement of V1 precordial lead - CORRECT ANSWER 4th ICS right sternal border Placement of V2 precordial lead - CORRECT ANSWER 4th ICS left sternal border Placement of V3 precordial lead - CORRECT ANSWER between V2 and V4 at 5th ICS Placement of V4 precordial lead - CORRECT ANSWER 5th ICS midclavicular line Placement of V5 precordial lead - CORRECT ANSWER 5th ICS anterior axillary Placement of V6 precordial lead - CORRECT ANSWER 5th ICS at mid-axillary line What is the intrinsic rate of the SA node? - CORRECT ANSWER 60-100 BPM What is the intrinsic rate of the AV junction? - CORRECT ANSWER 40-60 BPM What is the intrinsic rate of the ventricles? - CORRECT ANSWER 20-40 BPM What is the normal P wave time? - CORRECT ANSWER < 0.12 seconds What can the implications be if the P wave is inverted? - CORRECT ANSWER Possibly retrograde or reverse conduction from the AV junction to the atria What can the implications be if a P wave DOES NOT precede the QRS complex? - CORRECT ANSWER Heart block What is the normal duration of the PR interval? - CORRECT ANSWER 0.12 to 0.20 seconds What are the implications if the PR interval is less than 0.12 seconds? - CORRECT ANSWER indicates the impulse could have started somewhere other than the SA node, possible junctional arrhythmia What are the implications if the PR interval is greater than 0.20 seconds? - CORRECT ANSWER indicates a conduction delay and could indicate heart block or ischemia MI What does the P wave represent? - CORRECT ANSWER atrial depolarization What does the QRS complex represent? - CORRECT ANSWER depolarization in the ventricles What does the T wave represent? - CORRECT ANSWER relative refractory period of repolarization What would you see in sinus bradycardia? - CORRECT ANSWER Pulse rate less than 60 BPM, regular rhythm How should you treat sinus bradycardia? - CORRECT ANSWER usually no treatment, continue to monitor, notify physician What would you see in sinus tachycardia? - CORRECT ANSWER Heart rate above 100 BPM (usually not above 160 BPM), normal rhythm What is the typical rate for supraventricular tachycardia? - CORRECT ANSWER usually 150-250 BPM [Show More]

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