What form of drug nomenclature is being used in this example: (±)- 2- (p- isobutylphenyl) propionic acid?

A vehicle has been struck in its front end by another car. The driver is entrapped and the roof must be rolled back to allow extrication. The car has been appropriately stabilized and you are inside with the patient. The primary assessment is complete and a cervical collar applied. Rescue personnel are ready to begin cutting the vehicle. At this time, the appropriate action is to:

A) place a tarp over the patient. B) stabilize the vehicle. C) apply a short vest-type extrication device. D) remove the windshield.

How many feet below the water’s surface must a diver reach to be subjected to a total pressure of 4 atmospheres?

A. 66 feet B. 99 feet C. 132 feet D. 33 feet