Heart blocks Quiz: Ace Your Exams

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A 14-year-old girl presents to the emergency department with lightheadedness. Since last night, she has felt fatigued and has noticed that every time she stands, she feels like she is about to pass out. She reports feeling short of breath after climbing a set of stairs for the past week. One month ago, she returned from summer camp in New Jersey, after which she began to develop fatigue and headaches. She takes acetaminophen for the headaches. Her temperature is 37.8°C (100°F), pulse is 40/min, respirations are 20/min, and blood pressure is 90/60 mmHg. She appears exhausted. Physical exam shows regular bradycardia without murmurs. No skin lesions are seen. An ECG is obtained and shows the following:  



Reproduced from: Wikimedia Commons

Which of the following species most likely transmitted this patient’s disease?  

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