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?

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.

19. Which of the following signs on physical examination is most likely to be observed in a patient with congestive right-sided heart failure?

Please use the following patient vignette to answer questions 39 – 40. Ms. White is a 17 year-old female brought to the ED complaining of shortness of breath and chest pain. Upon further questioning, her parents reveal that she has had dizzy spells after playing soccer and running track. Her father has diabetes and CAD, her mother was diagnosed with hypertrophic cardiomyopathy, and they state there has been sudden cardiac death in several relatives. Her HR is 110 bpm and her BP is 137/84 mmHg and her respiration rate is 18 breaths/min. 40. Your test of choice reveals the patient has hypertrophic cardiomyopathy. What is the best treatment plan for this patient?

1. The term Angina (angina pectoris) is used to refer to which of the following?

31. A 62-year-old man with a history of coronary artery disease is diagnosed with atrial fibrillation. Which of the following ECG findings would most likely be observed? Rate Rhythm A. No change Regular B. No change Irregular C. Decrease Regular D Decrease Irregular E. Increase Regular F. Increase Irregular