If you like, you can place more than one sample of bacteria in each petri dish - all you need to do is divide the dish into quadrants (quarters) and swipe a different sample of bacteria in each of them.
Feel the Stretch. Joe Muscolino, June 21, 2010. Receiving massage therapy can be extremely relaxing and therapeutically beneficial for the client. For the massage therapist, however, giving massage can be a strenuous physical activity. Over time, an accumulation of physical stress can begin to take a toll on our muscles and joints.
The work of physical therapists varies by type of patient. For example, a patient working to recover mobility lost after a stroke needs different care from a patient who is recovering from a sports injury. Some physical therapists specialize in one type of care, such as orthopedics or geriatrics.