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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

Which is not a likely origination point for cardiac arrhythmias?

Bundle of his

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

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

Which ECG waveform characterizes conduction of an electrical impulse through the left ventricle?

QRS complex

A client arriving at the emergency department with ventricular arrhythmias. What should the nurse place in the room for treatment?

A defibrillator

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

Which electrocardiogram (ECG) characteristic is usually seen when a client’s serum potassium level is low?

U wave

Which electrocardiogram (ECG) characteristic is usually seen when a client’s serum potassium level is high?

Peaked T wave

Which ECG characteristic reflects the time from ventricular depolarization to repolarization?

QT interval

What are the parts of the cardiac complex on a EKG strip?

P wave


P-R interval


T wave

What post implantation instructions must be provided to the client with a permanent pacemaker?

Avoid sources of electrical interference

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

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

The nurse knows that electrocardiogram characteristics of atrial fibrillation include what?

Atrial rate of 300 to 400

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

A demand mode pacemaker is what type of pacemaker?

Self activated

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

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

During electrical cardioversion, the defibrillator is set to synchronize with the electrocardiogram (ECG) so that the electrical impulse discharges during?

Ventricular depolarization

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

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)

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

The nurse is analyzing a rhythm strip. What does the nurse look at to identify ventricular depolarization?

T wave

What potential complication should the nurse assess for most closely in a postoperative patient immediately following permanent pacemaker implantation?

Bleeding at the implantation site

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

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

The nurse is working on a monitored unit assessing the cardiac monitor rhythms. Which waveform pattern needs attention first?

Ventricular fibrillation

What is the drug of choice for a stable client with ventricular tachycardia?

Amiodarone

What does a catheter ablation do to treat recurrent atrial arrhythmias?

Destroys the specific cardiac cells that are causing the patients arrhythmias

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

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

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)

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

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

Which rhythm is also termed a ventricular escape rhythm?

Idioventricular rhythm

What term is used to describe a tachycardia characterized by abrupt onset, abrupt cessation, and a QRS of normal duration?

Paroxysmal atrial tachycardia

Normal SA node HR

60 - 100 bpm

Normal PR Interval

0.12 - 0.20

Normal QRS

0.8-0.12

Normal QT

Less than 0.40 sec is good

Correct order of waves on ECG

P wave-QRS-T wave


All upright on lead 2

P wave represents what on ECG?

Atrial depolarization (contraction)

PR Interval represents what on ECG?

Atrial depolarization and some repolarization

QRS represents what on ECG?

Ventricular Depolarization (contraction)

QT Interval represents what on ECG?

Ventricular depolarization and some depolarization

ST elevation is on ECG represents what?

Stemi

Does not have ST elevation on ECG represents?

Non Stemi

Normal Potassium level

3.5 to 5

Hyperkalemia shows up on ECG as what?

Peaked T wave

Most common on ECG with hypokalemia?

U wave

ST elevation on ECG represents?

Acute injury


Person in process of MI

ST depression on ECG represents?

Less damage or heart has recovered

T wave inversion represents on ECG?

Eschemia (lack of blood supply)

T wave inversion represents on ECG?

Eschemia (lack of blood supply)

After MI and that part of heart is dead, not repairable is called?

Infarction

What is it called when HR is greater than 100?

Tachycardia

What is it called when HR is less than 60bpm?

Bradycardia

Conditions that cause Hypokalemia?

Taking lasix


Excess vomiting


NG Tube

Causes of Hyperkalemia

Potassium sparing diuretics


Renal failure patient


Over eating foods with potassium

Foods high in potassium

Bananas


Tomatoes


Potatoes


OJ

Treatment for Ventricular Fibrillation?

Defib

What is the treatment for a patient in Ventricular Tachycardia asymptomatic with pulse?

O2, IV, Heart monitor

What is the treatment for patient in V Tach, symptomatic with pulse?

O2, IV, heart monitor


Synchronized cardioversion

What is treatment for patient in V Tach with No pulse?

Defib

A nurse is?

Coordinator, evaluator, assessor, motivator

What a nurse is Not?

Self confessor


Dominator

How to treat Hyperkalemia?

Can use lasix


Polystyrene Sodium

In A Fib what pulse is considered RVR (rapid ventricular response)

Greater than 100

What do you think of when it’s A fib? Main problem?

Blood clots

What is a common diagnosis in a patient with A fib?

CHF

Aspirin and plavix are what drugs?

Anti platelet

Eliquis, Coumadin (warfarin), lovenox, heparin are considered what?

Anti coagulants

TPA, Alteplase, Reteplase


Are examples of what type of drug?

Thrombolytic, fibrinolytic


(Breaks up blood clots)

Right Side Heart Failure s/sx?

DJV (distended jugular veins)


Edema


Weight gain


Ascites

Left side heart failure s/sx?

C- cough


H- hemoptysis


O- orthopnea


P- pulmonary congestion (crackles/rales) pink frothy sputum

What do you do for asystole?

CPR-Epinephrine-vasopressin-ET tube

What do wide deep Q waves mean on a ECG?

Old infarction

What does hypercalcemia look like on ECG?

Shortened QT wave

What does hypocalcemia look like on a ECG?

Prolonged QT interval

Normal path of electrical conduction through the heart?

SA Node - AV Node - Bundle of His - Rt/Lt Bundle branches - purkinjie fibers