The physical therapist assistant treats a patient whose POC…

The physical therapist assistant treats a patient whose POC includes therapeutic exercises and thermal modalities for pain. The PTA asks the PT tech to provide a hot pack to a patient while she goes out to meet the supervising PT for lunch to discuss the heavy caseload. The PTA tells the PT tech that she will be across the street and will have her cell phone with her. Is it within the role of the physical therapy aide to follow these instructions?

Mark is conducting a study on the effect of Drug A on the ea…

Mark is conducting a study on the effect of Drug A on the eating behaviors of mice. He will have two groups of mice. One group will get small doses of Drug A and the other group will not get any Drug A. Mark will then measure how many grams of food the mice eat during a day. This is an example of which type of study design?