Ventricular arrhythmias Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

Learning videos

Flashcards

Expert reviewed

Spaced Repetition

Mobile app

Custom Quizzes

1 of 6

A 41-year-old female is brought to the emergency department after exhibiting disorganized behavior and vomiting. Per EMS, the patient was yelling and smoking marijuana on the street, after which she began vomiting large amounts of non-bilious non-bloody emesis. She was given several doses of ondansetron and haloperidol prior to arrival, which improved the symptoms. Past medical history is notable for cyclic vomiting syndrome, schizophrenia, and hypothyroidism for which she takes metoclopramide, risperidone, and levothyroxine, respectively. The patient smokes one pack of cigarettes daily and uses marijuana several times per week. Temperature is 37.0°C (98.6°F), pulse is 105/min, respirations are 18/min, and blood pressure is 137/82 mmHg. Physical examination reveals a disheveled woman who is sleeping comfortably in bed. While the nurses are attempting to place an IV, telemetry displays the following finding:  

 
Image reproduced from Wikimedia Commons  

Which of the following is the most likely precipitant of this patient’s telemetry finding?  

Elimination tool

Choose an option: