High-frequency sounds are localized by the superior olivary complex by means of the interaural ____________________ difference

Which of the following questions is designed to find out about palliation?

A) "What were you doing when this pain began?" B) "How long have you been having this pain?" C) "What does the pain feel like?" D) "What makes the pain feel better?"

Prior to administering nitroglycerin to a patient with chest pain, the patient denies the use of erectile dysfunction (ED) drugs when asked, even though he took an ED drug a few hours earlier. After being given the nitroglycerin, the patient experiences severe hypotension and almost dies. Which of the following could the paramedic use as a potential defense if the patient attempts to sue?

A) Patient incompetence B) Contributory negligence C) Plausible deniability D) Qualified immunity