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81 Cards in this Set
- Front
- Back
The nurse is caring for a client who has premature ventricular contractions. What sign or symptom is observed in this client? |
Fluttering |
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Which is not a likely origination point for cardiac arrhythmias? |
Bundle of his |
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The nurse is caring for a client with atrial fibrillation. What procedure would be recommended if drug therapies did not control the arrhythmia? |
Elective cardioversion |
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After evaluating a client for hypertension, a health care provider orders atenolol, 50mg P.O. Daily. Which therapeutic effect should atenolol have in treating hypertension? |
Decreased cardiac output and decreased systolic and diastolic blood pressure |
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Which ECG waveform characterizes conduction of an electrical impulse through the left ventricle? |
QRS complex |
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A client arriving at the emergency department with ventricular arrhythmias. What should the nurse place in the room for treatment? |
A defibrillator |
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The nurse is placing electrodes for a 12 lead electrocardiogram (ECG). The nurse would be correct in placing an electrode on which area for V1? |
Right side of sternum, 4th intercostal space |
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Which electrocardiogram (ECG) characteristic is usually seen when a client’s serum potassium level is low? |
U wave |
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Which electrocardiogram (ECG) characteristic is usually seen when a client’s serum potassium level is high? |
Peaked T wave |
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Which ECG characteristic reflects the time from ventricular depolarization to repolarization? |
QT interval |
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What are the parts of the cardiac complex on a EKG strip? |
P wave P-R interval T wave |
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What post implantation instructions must be provided to the client with a permanent pacemaker? |
Avoid sources of electrical interference |
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A patient has had an implantable cardioverter defibrillator inserted. What should the nurse be sure to include in the education of this patient prior to discharge? |
Avoid magnetic fields such as metal detection booths Call for emergency assistance if feeling dizzy Record events that trigger a shock sensation |
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A client reports light headedness, chest pain and shortness of breath. The physician orders tests to ascertain what is causing the client’s problems. Which test is used to identify cardiac rhythms? |
Electrocardiogram |
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The nurse knows that electrocardiogram characteristics of atrial fibrillation include what? |
Atrial rate of 300 to 400 |
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The registered nurse reviewed the patient’s vital signs and noted a consistent pattern of heart rate recordings between 48 and 58 bpm over a 24 hour period of time. What medication will cause bradycardia? |
Atenolol |
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A demand mode pacemaker is what type of pacemaker? |
Self activated |
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The nurse is caring for a client who has a suspected dysthymia. What most appropriate intervention should the nurse use to help detect dysthymias? |
Monitor cardiac rhythm continuously |
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A client with atrial fibrillation, who does not respond to conventional treatment measures and who is not a candidate for cardioversion, would have what procedure recommended? |
Maze procedure |
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During electrical cardioversion, the defibrillator is set to synchronize with the electrocardiogram (ECG) so that the electrical impulse discharges during? |
Ventricular depolarization |
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After performing a ECG on an adult client, the nurse reports that the PR interval reflects normal sinus rhythm. What is the PR interval for a normal sinus rhythm? |
0.12 and 0.2 seconds |
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A woman with a history of atrial fibrillation and hypertension. The nurse should presume that this patient will likely be taking which medication? |
Warfarin (Coumadin) |
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The nurse is preparing to administer adenosine for a patient diagnosed with atrial flutter. How should the nurse administer this medication? |
The dose is administered rapid IV push |
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The nurse is analyzing a rhythm strip. What does the nurse look at to identify ventricular depolarization? |
T wave |
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What potential complication should the nurse assess for most closely in a postoperative patient immediately following permanent pacemaker implantation? |
Bleeding at the implantation site |
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A client with frequent premature ventricular contractions is prescribed amiodarone. The nurse will withhold the medication until the completion of which diagnostic test? |
Pulmonary function |
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The staff educator is teaching a CPR class. What is an important aspect of defibrillating that the educator stresses to their class? |
Use a conducting medium between the multifunction paddles and the skin |
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The nurse is working on a monitored unit assessing the cardiac monitor rhythms. Which waveform pattern needs attention first? |
Ventricular fibrillation |
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What is the drug of choice for a stable client with ventricular tachycardia? |
Amiodarone |
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What does a catheter ablation do to treat recurrent atrial arrhythmias? |
Destroys the specific cardiac cells that are causing the patients arrhythmias |
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The nurse is attempting to determine the ventricular rate and rhythm of a patient’s telemetry strip. What should the nurse examine to determine this part of the analysis? |
RR interval |
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A nurse is caring for a client who has been admitted to have a cardioverter defibrillators are used in which clients? |
Clients with recurrent life threatening tachydysrhythmias |
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The nurse is providing discharge instructions to a client after a permanent pacemaker insertion. Which safety precaution will the nurse communicate to the client? |
Avoid undergoing magnetic resonance imaging (MRI) |
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When the nurse observes that the client’s heart rate increases during inspiration and decreases during expiration, the nurse reports that the client is demonstrating? |
Sinus dysthymia |
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A patient is 2 days postoperative after having a permanent pacemaker inserted. The nurse observes that the patient is having continuous hiccups as the patient states, “I thought this was normal “. What does the nurse understand is occurring with this patient? |
Lead wire dislodgement |
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Which rhythm is also termed a ventricular escape rhythm? |
Idioventricular rhythm |
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What term is used to describe a tachycardia characterized by abrupt onset, abrupt cessation, and a QRS of normal duration? |
Paroxysmal atrial tachycardia |
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Normal SA node HR |
60 - 100 bpm |
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Normal PR Interval |
0.12 - 0.20 |
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Normal QRS |
0.8-0.12 |
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Normal QT |
Less than 0.40 sec is good |
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Correct order of waves on ECG |
P wave-QRS-T wave All upright on lead 2 |
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P wave represents what on ECG? |
Atrial depolarization (contraction) |
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PR Interval represents what on ECG? |
Atrial depolarization and some repolarization |
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QRS represents what on ECG? |
Ventricular Depolarization (contraction) |
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QT Interval represents what on ECG? |
Ventricular depolarization and some depolarization |
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ST elevation is on ECG represents what? |
Stemi |
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Does not have ST elevation on ECG represents? |
Non Stemi |
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Normal Potassium level |
3.5 to 5 |
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Hyperkalemia shows up on ECG as what? |
Peaked T wave |
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Most common on ECG with hypokalemia? |
U wave |
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ST elevation on ECG represents? |
Acute injury Person in process of MI |
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ST depression on ECG represents? |
Less damage or heart has recovered |
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T wave inversion represents on ECG? |
Eschemia (lack of blood supply) |
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T wave inversion represents on ECG? |
Eschemia (lack of blood supply) |
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After MI and that part of heart is dead, not repairable is called? |
Infarction |
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What is it called when HR is greater than 100? |
Tachycardia |
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What is it called when HR is less than 60bpm? |
Bradycardia |
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Conditions that cause Hypokalemia? |
Taking lasix Excess vomiting NG Tube |
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Causes of Hyperkalemia |
Potassium sparing diuretics Renal failure patient Over eating foods with potassium |
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Foods high in potassium |
Bananas Tomatoes Potatoes OJ |
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Treatment for Ventricular Fibrillation? |
Defib |
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What is the treatment for a patient in Ventricular Tachycardia asymptomatic with pulse? |
O2, IV, Heart monitor |
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What is the treatment for patient in V Tach, symptomatic with pulse? |
O2, IV, heart monitor Synchronized cardioversion |
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What is treatment for patient in V Tach with No pulse? |
Defib |
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A nurse is? |
Coordinator, evaluator, assessor, motivator |
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What a nurse is Not? |
Self confessor Dominator |
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How to treat Hyperkalemia? |
Can use lasix Polystyrene Sodium |
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In A Fib what pulse is considered RVR (rapid ventricular response) |
Greater than 100 |
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What do you think of when it’s A fib? Main problem? |
Blood clots |
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What is a common diagnosis in a patient with A fib? |
CHF |
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Aspirin and plavix are what drugs? |
Anti platelet |
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Eliquis, Coumadin (warfarin), lovenox, heparin are considered what? |
Anti coagulants |
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TPA, Alteplase, Reteplase Are examples of what type of drug? |
Thrombolytic, fibrinolytic (Breaks up blood clots) |
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Right Side Heart Failure s/sx? |
DJV (distended jugular veins) Edema Weight gain Ascites |
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Left side heart failure s/sx? |
C- cough H- hemoptysis O- orthopnea P- pulmonary congestion (crackles/rales) pink frothy sputum |
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What do you do for asystole? |
CPR-Epinephrine-vasopressin-ET tube |
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What do wide deep Q waves mean on a ECG? |
Old infarction |
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What does hypercalcemia look like on ECG? |
Shortened QT wave |
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What does hypocalcemia look like on a ECG? |
Prolonged QT interval |
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Normal path of electrical conduction through the heart? |
SA Node - AV Node - Bundle of His - Rt/Lt Bundle branches - purkinjie fibers |