41. A 22-year-old man presents to the emergency department after a motor vehicle collision as an unrestrained driver. He has suffered a penetrating trauma to his chest. He has muffled heart sounds, clear lung sounds bilaterally, and distended neck veins. Currently, his vital signs are BP 81/42 mm Hg, HR 123, RR 23, pulse oximetry 98%, and cardiac output 3 L/min. What is the best initial action?

  53. What disorder is defined by the presence of fever, jaundice, and right upper quadrant pain?

32. A patient presents to the emergency department from a nursing facility with frank bleeding from his tracheostomy, which was placed three months ago. The bleeding started an hour prior to arrival and yesterday he had some pink tinged sputum in the morning that spontaneously resolved. Which of the following initial interventions is the most appropriate?

72. A patient with a history of atrial fibrillation, who has maintained normal sinus rhythm with sotalol (Betapace), is hospitalized for acute pyelonephritis. The most appropriate antibiotic regimen for this patient is intravenous:

74. A 70-year-old patient with a history of diabetes, hypertension, arthritis, and a new diagnosis of coronary artery disease, is being discharged. The adult-gerontology acute care nurse practitioner teaches the patient that the first point of contact for health care needs is the:    

28. Which of the following pathologies is associated with central diabetes insipidus?

47. A patient on the medical floor is receiving his first dose of intravenous nafcillin for treatment of bacteremia when he acutely complains of itching and a sense of his throat closing. On exam, he has urticaria noted on his trunk and tongue and lip swelling with audible stridor. His vital signs are BP 90/60, HR 120, and RR 22. Based on these findings, you are concerned for an anaphylactic reaction. Which of the following is the next best step?

46. Why is hypokalemia concerning in the setting of refeeding syndrome?

45. Which of the following electrolyte abnormalities is the hallmark and catalyst for the pathophysiology of refeeding syndrome?

68. A patient with a history of heart failure arrives at the emergency department exhibiting shortness of breath and lower extremity swelling. Both patient’s symptoms are a result of: