Five trauma patients are undergoing surgery after being ejected from a bus that had rolled over off the side of the road. Each of the patients needs surgery for internal injuries. Which of the following patients will require the largest doses of inhalational anesthetic agents?

Five trauma patients are undergoing surgery after being ejected from a bus that had rolled over off the side of the road. Each of the patients needs surgery for internal injuries. Which of the following patients will require the largest doses of inhalational anesthetic agents?

A 57-year-old man presents with progressively worsening shortness of breath and new-onset hemoptysis. He has a 34 pack-year history of smoking. A chest X-ray reveals a circular lesion in the right upper lobe. He begins taking methotrexate as part of a chemotherapy regimen. Which is a potential complication of methotrexate therapy?

The following drugs can cause sinus tachycardia EXCEPT:

We prescribe a beta-adrenergic blocker for a patient with chronic-stable ('effortinduced') angina, and the incidence and severity of angina attacks are reduced. Which of the following best explains the pharmacologic action by which the beta blocker does this?