You arrive at the scene of an accident where a 22-year-old female skier has hit a tree and has a large bleeding cut on her head. When you ask her if she needs help, she refuses care and says she just needs to sit for a while. Noticing the amount of bleeding, you calmly express your concern for her, but she continues to say she doesn't want help. You hesitate to touch her because you are concerned

At a health fair, a patient informs you that she has just been prescribed a metered-dose inhaler (MDI) for her asthma. She states that she is confused about how to take the medication when needed. Which one of the following statements about the MDI would be most appropriate for you to make?

A) "Take it every 4 hours around the clock, even if you feel fine." B) "Make sure to store the metered-dose inhaler in your refrigerator." C) "You should only take the medication after calling your doctor." D) "It is important to shake the inhaler vigorously before taking the medication."

Which of the following conditions involves excessive amounts of fluid in the lungs? (This edema interferes with the lungs' ability to expand during inspiration, as well as lim-its gas exchange.)

a. Lung capacity syndrome b. Pulmonary edema c. Influenza d. Emphysema