Reposition facial nerve, percutaneous endoscopic approach

Which of the following statements regarding intensifying screens is correct?

a. The larger the crystal size, the more radiation required to produce an image. b. The thicker the emulsion, the faster the speed of the screen. c. Larger crystals produce an image with greater resolution than smaller crystals. d. Calcium tungstate crystals produce a latent image with less radiation exposure than rare earth screens.

You are treating a patient who complains of altered mental status, shortness of breath, and chest pain. A paramedic has just administered a medication that causes the sympathetic nervous system to increase its influence in the body. Which finding should you anticipate after this treatment?

A) Increased heart rate B) Decreased blood pressure C) Decreased heart rate D) Increased heart rate and decreased blood pressure