GRADED A+ 125 QUESTIONS WITH 100% CORRECT
ANSWERS
A 23-year-old male presents after a syncopal episode. EKG findings include normal sinus rhythm, a
short PR interval (less than 0.12 seconds), QRS duration of 0.11seconds, and the presence of a "delta
wave" (a slurred upstroke to the QRS complex). What condition most likely caused the syncopal
episode?
Answers:
1.Brugada syndrome
2.Dextrocardia
3.Vasovagal reaction
4.Wolff-Parkinson-White syndrome - 4. Wolff-Parkinson-White syndrome
Of the options below, the therapy best for symptomatic 3rd degree heart block is:
Answers:
1.lidocaine
2.transcutaneous pacer
3.atropine
4.oxygen
5.cardioversion - 2. transcutaneous pacer
A 54-year-old female presents with palpitations. She is otherwise asymptomatic. EKG shows atrial
fibrillation. Vital signs are HR 130-150, BP 148/78, RR 16, T 36.7. What management intervention is
most important to accomplish next?
,Answers:
1.Anticoagulation
2.Cardioversion
3.Pharmacologic ventricular rate control
4.Radiofrequency ablation - 3. Pharmacologic ventricular rate control
An 8-year-old female presents with a regular, narrow-complex SVT. You diagnose AV nodal re-entrant
tachycardia. Which pharmacologic agent would be most appropriate for initial management?
Answers:
1.Adenosine
2.Digoxin
3.Diltiazem
4.Lidocaine - 1.Adenosine
A 65 year old male presents to the emergency department with chest pain. Cardiac monitoring
shows a wide complex tachycardia. Past medical history is significant only for hypertension. His BP is
100/66, HR 144, RR 24, and T. 37.5. In addition to ongoing chest pain, he reports dyspnea. His level of
consciousness is mildly decreased. Management should proceed on the assumption that he has what
abnormal rhythm?
Answers:
1.Sinus tachycardia with LVH
2.Supraventricular tachycardia with aberrancy
3.Ventricular tachycardia
4.Wolff-Parkinson-White syndrome with retrograde conduction - 3.Ventricular tachycardia
, The best treatment, of the options below, for a patient with second degree AV block Mobitz Type II
is:
Answers:
1.amiodarone
2.epinephrine
3.aspirin
4.transvenous pacing
5.lidocaine - 4.transvenous pacing
Where are the normally dominant pacemaker cells of the heart found?
Answers:
1.sinoatrial node
2.atrioventricular node
3.bundle of His
4.accessory pathway of Kent - 1.sinoatrial node
A 40 year old male presents to the emergency department complaining of severe ankle pain after
inverting the foot during a soccer game. The triage nurse records the following vital signs:
temperature 98.8, pulse 94, respiratory rate 18, BP 188/118. Which of the interventions below is the
most appropriate step to take in response to the blood pressure assessment?
Answers:
1.Administer a sublingual antihypertensive agent since the patient probably only has an ankle sprain
and will not need an intravenous line