Arecently retired man appears at his doctor's office complaining of difficulty breathing, body aches and fatigue. he is also running a high fever and has a dry cough. he reports having just returned from a trip to the middle east where he visited several historical sites. test results are negative for a rapid test for influenza a. no bacteria are visible in a microscopic exam of his sputum. which of the following is a likely explanation?
a) pertussis
b) inhalation anthrax
c) valley fever
d) primary atypical pneumonia
e) coronavirus respiratory syndrome

Which of the following statements is true caffeine speed up the time it takes to the liver to break down and call taking a shower speed the time it takes to live in a bag and i’ll call

The body uses fight or flight as a way of defending itself from stress. question 2 options: true false

A62-year-old man is being treated for an acute myocardial infarction. he originally came to the ed with substernal chest pain and diaphoresis. given his risk factors of hypertension, diabetes, tobacco use, and family history, he is considered high risk. an ecg in the ed reveals a left-bundle branch pattern, and cardiac enzymes are elevated slightly. after a focused evaluation in the ed, the patient receives iv thrombolytics. although his bundle branch pattern never resolves, the patient is chest pain-free and haemodynamically stable after thrombolysis. two days later, however, the patient reports episodes of recurrent chest discomfort and shortness of breath overnight. in evaluating for potential myocardial reinfarction, which of the following is the most appropriate diagnostic test? - creatinine kinase- dynamic ecg changes- lactate dehydrogenase- myoglobin levels- troponin i level