An example of a drug used recreationally that has no medical use is?

The airway of choice for an obese patient with a known difficult airway is a:

a. Guedel airway. c. laryngeal mask air-way. b. Berman airway. d. nasopharyngeal airway.

A physician is said to have been ____ if a patient shows that the physician failed to comply with the standards of the profession. 

A. liable B. in breach of contract C. derelict D. in arbitration E. injured