Please use the following patient vignette to answer questions 32 – 33. A 34-year-old woman in the ER for a complaint of dizziness and palpitations becomes unresponsive. At the physical exam no pulse or pressure can be detected. 33. What would be the best therapeutic approach to this patient?

26. A 63-year-old man presents with left-sided congestive heart failure. Which of the following signs or symptoms will be reported through patient history or observed on physical examination of the patient, is most consistent with such a diagnosis?

A 78 y.o. woman presents with a 2-month history of dyspnea, mostly at exertion. Her past history is significant for 1 episode of atrial fibrillation during a stress test, for which she has been treated with metoprolol (a b-blocker) and flecainide (an antiarrhythmic). On physical examination, blood pressure is 150/95 mmHg, heart rate is 88 bpm, respiratory rate is 18. No signs/symptoms of peripheral pitting edema or ascites (abdominal edema). Lung auscultation does not indicate rales or crackles. ECG does not show signs of ischemic damage or rhythm abnormalities, but shows a mild LV hypertrophy. A chest X-rays shows no signs of enlarged heart, and normal lungs profile. An echocardiogram shows a mild aortic regurgitation with a 58% EF (ejection fraction). 27. Based on the above signs/symptoms and test results, which of the following diagnoses do you suspect?

17. Please match the following valves to their appropriate location of auscultation: Location I Location II Location III Location IV A. Mitral Tricuspid Pulmonary Aortic B. Aortic Mitral Pulmonary Tricuspid C. Aortic Pulmonary Tricuspid Mitral D. Mitral Pulmonary Tricuspid Aortic  

18. A 63-year old man presents with heart failure with systolic dysfunction secondary to a previous myocardial infarction.  Which of the following is most characteristic of this patient’s illness?

A 62-year-old man is evaluated for chronic fatigue, dyspnea on exertion, paroxysmal nocturnal dyspnea and cognitive impairment.  Past medical history is significant for ischemic heart disease and myocardial infarction.  Physical examination reveals S3 and S4 gallop and crackles at the lung bases.  Chest x-ray reveals cardiomegaly with no chronic obstructive pulmonary disease.  Laboratory studies are significant for BNP of 500 pg/ml. 25. Which of the following is the next best step in diagnosis of this patient?

Information on the type of industry is provided for a sample of 50 Fortune 500 companies. Industry Type  Frequency Banking 7 Consumer Products 15 Electronics 10 Retail 18 The percent frequency of industries that are classified as consumer products is _____.

Please use the following patient vignette to answer questions 34 – 35. A 41 y.o. man presents with a chief complaint of weakness and dizziness. His heart rate is 50 bpm with regularly, regular rhythm. 35. What would be the most appropriate treatment for this patient?

[Select all that apply.] Which of the following is/are measure(s) of dispersion?

The condensed structural formula for an organic compound is a two-dimensional representation of the bonds between all atoms in the molecule.