1. All living things must get rid of by-products that are not needed, like gases, liquids, or solids.

Your grandfather is scheduled to have an endoscopy. during the procedure, doctors will use a long, flexible tube with a camera to examine his throat. the surgery is considered minor so he will be treated as an outpatient. at which healthcare facility might your grandfather’s surgery take place? a. emergency room b. general practice c. convenient care clinic d. clinic