Learning Issues: What is the action of Duragesic and Cephazolin? Duragesic is the pain medication. Cephazolin is an antibiotic used for surgical prophylaxis. Is the diet adequate for the nutrition of this dog? Probably What nerves would be damaged in the rear legs that would not allow the dog to walk or bear weight? Which muscles would be affected if they were damaged? Which types of fixation would be used to repair fractures of the hind legs? Plates, pins, screws. External or internal What kind of fixation procedures are done to repair a pelvic fracture? Plates What does it mean when reflex responses are inconsistent and non-repetitive?