Your patient is a 72-year-old female, alert and oriented, sitting up in bed at a nursing home. She is in mild respiratory distress. The staff describes a four-day history of fever, malaise, and productive cough. The patient also states that she has been experiencing chills and chest pain with deep inspiration. Physical examination reveals rales and rhonchi in the right upper lobe and warm, moist skin. HR = 116, BP = 104/76, RR = 20, SaO2 = 93%. Based on the clinical exam findings, the most appropriate diagnosis would be:

A 35-year-old male has stopped taking his psychiatric medications. He appears frightened and states that he will not go with you to the hospital since he thinks you work for the government. You should:

A) tell him he will be arrested if he does not comply. B) leave the scene and call for police assistance. C) speak calmly and clearly, explaining who you are and why you are there. D) immediately restrain the patient using handcuffs.

In a water emergency, drowning asphyxia leads to:

a. tightening of the epiglottis. b. blockage of the cricoid cartilage. c. relaxation of the airway. d. collapse of the lungs.