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Identify the following sinus rhythms. 1. a. Sinus arrhythmia b. Normal sinus rhythm c. Sinus bradycardia d. Sinus tachycardia e. Sinus arrest or pause 2. a. Sinus arrhythmia b. Normal sinus rhythm c. Sinus bradycardia d. Sinus tachycardia e. Sinus arrest or pause 3. a. Sinus arrhythmia b. Normal sinus rhythm c. Sinus bradycardia d. Sinus tachycardia e. Sinus arrest or pause 4. a. Sinus arrhythmia b. Normal sinus rhythm c. Sinus bradycardia d. Sinus tachycardia e. Sinus arrest or pause 5. a. Sinus arrhythmia b. Normal sinus rhythm c. Sinus bradycardia d. Sinus tachycardia e. Sinus arrest or pause 6. a. Sinus arrhythmia b. Normal sinus rhythm c. Sinus bradycardia d. Sinus tachycardia e. Sinus arrest or pause 7. a. Sinus arrhythmia b. Normal sinus rhythm c. Sinus bradycardia d. Sinus tachycardi

Identify the following rhythms. 1. Which of the following may be a causative factor related to this rhythm? a. Respiratory cycle b. Caffeine ingestion c. Intraventricular conduction delays d. Pericarditis 2. During surgery your patient's DDD pacemaker was switched to the VOO mode to provide asynchronous pacing. In the pacemaker codes, what does the third O mean? a. The chamber that is paced b. The response of the chamber to the sensed: triggered or inhibited c. The chamber that sensed d. The rate modulation of the chamber 3. a. Sinus rhythm with sinus arrest b. Sinus rhythm with a PJC c. Sinus rhythm with a PVC d. Sinus rhythm with a PAC 4. The AHA suggests that all of the following medications may be routinely administered during an adult VF/VT cardiac arrest EXCEPT: a. Epinephrine b. Sodium bicarbonate c. Vasopressin d. Amiodarone 5. a. Complete heart block b. Second degree block type I c. Seco

Identify the following rhythms. 1. a. 2nd degree heart block type II b. Atrial flutter c. Atrial fibrillation d. Sinus rhythm 2. a. Multifocal atrial tachycardia b. Atrial fibrillation c. Wandering atrial pacemaker d. Sinus arrhythmia 3. a. Sinus tachycardia with multifocal PVCs b. Sinus rhythm with multifocal PVCs c. Supraventricular tachycardia with multifocal PVCs d. Atrial tachycardia with multifocal PVCs 4. a. Normal sinus rhythm b. Junctional rhythm c. Accelerated idioventricular rhythm d. Atrial fibrillation 5.  A 78 year old who admitted with calcium channel blocker toxicity and complete heart block is found to have agonal respirations during the night rounds. He is unresponsive to verbal and tactile stimuli. No pulse is detected. A code is called and CPR with positive pressure ventilations are initiated. Which of the following interventions is indicated for this rhythm? a. Atropine 0.5 mg IV/IO b.

Identify the following rhythms. 1. a. Sinus bradycardia b. Idioventricular rhythm c. Junctional rhythm d. 2nd degree heart block type I 2. a. Demand ventricular pacing b. Demand atrial pacing c. Failure to sense d. Failure to capture 3. a. Accelerated idioventricular rhythm b. Junctional rhythm c. Sinus bradycardia d. Complete heart block 4. a. Ventricular paced with bigeminal PVCs b. Atrial paced with bigeminal PVCs c. Biventricular paced with bigeminal PVCs d. Atrial paced with bigeminal PVCs 5. a. First degree block b. Second degree block type I c. Third degree block d. Second degree block type II Answers 1. b. Idioventricular rhythm.  Idioventricular is slow and fat qrs's. Junctional slow with small qrs's 2. c. Failure to sense. The pacemaker is firing without sensing the inherent or native heart rhythm. As you can see there are pacespikes that fall on or around the QRS complexes. With failu

Identify the following rhythms. 1. a. Junctional rhythm b. Atrial fibrillation c. Idioventricular rhythm d. Complete heart block 2. a. Atrial paced b. Biventricular paced c. Dual paced d. Ventricular paced 3. a. Junctional tachycardia b. Supraventricular tachycardia c. Sinus tachycardia d. Atrial tachycardia 4. a. Sinus bradycardia with a pause b. Sinus bradycardia with sinus arrhythmia c. Wenckebach d. Junctional rhythm 5. a. Atrial fibrillation with RVR b. Multifocal atrial tachycardia c. Supraventricular tachycardia d. Polymorphic ventricular tachycardia Answers 1.b. Atrial fibrillation. The rhythm is irregular, irregular. The rate is extremely bradycardic at 30/min. No P waves are seen. Fibrillation can be seen between the QRS complexes. The QRS complexes are wide. There is 3 mm ST elevation in lead II. No ectopic beats are seen. PR: ---, QRS: .12 sec, QT: .44 sec. 2. b. B

Identify the following rhythms. 1. a. Ventricular tachycardia b. Supraventricular tachycardia c. Atrial tachycardia d. Sinus tachycardia 2. a. Atria paced b. Ventricular paced c. Accelerated idioventricular rhythm d. Ventricular tachycardia 3. a. Compete heart block b. 2nd degree heart block type II c. 2nd degree heart block type I d. First degree block 4. a. Ventricular paced b. AV paced c. Atrial paced d. AV paced 5. a. Junctional rhythm b. Idioventricular rhythm c. Complete heart block d. Atrial fibrillation Answers 1. b. Supraventricular tachycardia. The rate is 150/min. The rhythm is regular. No P waves. The QRS complexes are narrow. No ectopic beats. PR: ---, QRS: .08 sec, QT: .36 sec. 2. b. Ventricular paced. The rhythm is regular. The rate is 71/min. No P waves are seen. 100% ventricular paced. 3.a. Compete heart block.  In the first complex, the PR interval is di

Identify the following rhythms. 1. What medications or interventions are indicated for the following rhythm? a. Atropine and Epinephrine b. Epinephrine and transcutaneous pacing c. Defibrillation and Vasopressin d. Vasopressin and Epinephrine 2. What medications or interventions are indicated for the following rhythm? The patient has a pulse. a. Atropine 0.5 mg IV and transcutaneous pacing b. Epinephrine 1mg IV and vasopressin 40 units c. Adenosine 6mg IV and cardioversion at 50 J d. Amiodarone and Dopamine at 20 mcg/kg//min 3. a. Failure to capture b. Failure to sense c. Demand ventricular pacing d. Demand atrial pacing 4. a. Sinus bradycardia with sinus arrest b. Complete heart block c. Idioventricular rhythm d. 2nd degree heart block type II 5. a. First degree block with a pause b. Sinus arrhythmia c. Second degree heart block type I d. Second degree heart block type II Answers

Identify the following rhythms. 1. a. Atrial fibrillation with slow ventricular response b. Sinus bradycardia c. Junctional rhythm d. Complete heart block 2. a. NSR with a run of SVT b. NSR with a run of VT c. NSR with a run of MAT d. NSR with a run of AIVR 3. Which of the following medications is NOT indicated to control the rate of this rhythm? a. Cardizem 0.25mg/kg IV b. Lidocaine 1 - 1.5 mg/kg IV c. Metoprolol 5mg IV d. Verapamil 2.5 - 5mg IV 4. a. Coarse ventricular fibrillation b. Ventricular tachycardia c. Torsades de pointes d. Polymorphic ventricular tachycardia 5. a. Atrial paced b. Biventricular paced c. Dual paced d. Ventricular paced Answers 1. c. Junctional rhythm. No P waves are seen. The rate is around 46/min. There is an rSR complex in the V1 lead. So, normally you would probably want to call this an accelerated idioventricular rhythm but in this case the patient has a kn

Identify the following rhythms. 1. a. Sinus bradycardia b. Sinus rhythm c. Junctional rhythm d. Idioventricular rhythm 2. In a cardiac arrest, what is the correct dosage for the second dose of Amiodarone used to treat refractory VT? a. Amiodarone 100 mg b. Amiodarone 150 mg c. Amiodarone 200 mg d. Amiodarone 300 mg 3. a. Atrial fibrillation b. Atrial tachycardia c. Atrial flutter d. Atrial paced 4. a. Sinus rhythm with demand AV pacing b. Atrial fibrillation with demand AV pacing c. Complete heart block with demand AV pacing d. Junctional rhythm with demand AV pacing 5. a. Atrial fibrillation with slow ventricular response b. Sinus bradycardia c. Junctional rhythm d. Complete heart block Answers 1. a. Sinus bradycardia. The rhythm looks regular. The rate is around 55/min. There are P waves before each QRS complex. The P waves are uniform. The QRS complexes are narrow. No ectopic beats