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.
For the medical journal, see Respiratory Care (journal). A respiratory therapist is a specialized healthcare practitioner trained in pulmonary medicine in order to work therapeutically with people suffering from pulmonary disease, who has graduated from a university and passed a national board certifying examination.