In an experiment discussed in the text, lab animals would choose cocaine over food even if the animal was starving to death

A 72-year-old male with an extensive COPD and other lung history is in cardiac arrest. What instruction would you provide to the EMT ventilating the patient with the bag-valve mask?

A) "Have someone monitor for breath sounds in both lungs as we ventilate." B) "It is best to provide less tidal volume with about 20 ventilations per minute." C) "Make sure to administer the ventilations over 3 to 5 seconds." D) "You will have to be quite forceful with ventilation because of his lung disease."

A 23-year-old male develops folliculitis after spending the afternoon in the hot tub at a ski resort. The ski resort physician submits a swab of the pustular discharge for culture

The organism isolated grew as an oxidase-positive, non-lactose fermenter. It is beta-hemolytic on sheep blood agar with a cyan-colored pigment in the surrounding medium and emits a fruity odor. These culture results A) are adequate to presumptively identify the organism as Pseudomonas aeruginosa. B) are not needed because the organism is an environmental contaminant. C) require additional biochemical testing to definitively identify the organism. D) also require viewing the organism under an ultraviolet light.