________ There are two sets of teeth in humans

Hyperventilation syndrome is a common psychological condition that:

a. is always benign and resolves with no treatment. b. is characterized by shallow, irregular, rapid breaths. c. is often precipitated by exercise. d. results in abnormally low blood carbon dioxide levels.

You are called to treat a male patient who overdosed on heroin and is unconscious with shallow breathing and cyanosis to the face. The patient suddenly begins to vomit. What should you do first?

A. Suction the oropharynx B. Turn the patient onto his side. C. Insert an oropharyngeal airway. D. Assist ventilations with 100% oxygen.