A 20-year-old patient with a massive head injury is on life support, including a ventilator to maintain respirations. What three criteria for brain death are necessary to discontinue life support?

A 20-year-old patient with a massive head injury is on life support, including a ventilator to maintain respirations. What three criteria for brain death are necessary to discontinue life support?

A patient with sickle cell anemia will be given supplemental oxygen and which of the following?

Steve, who is diagnosed with pneumonia following recent intrathoracic surgery, will likely be prescribed

A 55-year-old smoker who is normally in good health reports having had a bad cough for the past 3 weeks. He does not have crackles, rhonchi, or discolored blood-tinged sputum. What would you expect his physician to rule out?

Donna is a healthy, 46-year-old woman scheduled for elective surgery next week. You would include in her preoperative preparation