Given what you know about the human body, what do you think accounts for the high percentage of oxygen (65.0%)? given what you know about the human body, what do you think accounts for the high percentage of oxygen (65.0%)? the human body is made up mainly of water, and there are two oxygen atoms in every water molecule. the human body is made up mainly of water, and there is one oxygen atom in every water molecule. the human body breathes in oxygen constantly, and because oxygen is a heavy element, it makes up a large percentage of body mass. the human body breathes in oxygen constantly, and oxygen in the blood and tissues makes up a large percentage of body mass.

10. what is one long-term effect of tobacco use? changes in brain chemistry coronary heart disease decreased appetite increased heart rate

Which of the following is not a symptom of chronic fatigue syndrome

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