1. The names of all operating zones and the purpose for each zone.
2. where are the instruments exchanged during a procedure?
3. Besides the assistant, what may be located in the assistant's zone?
4. Should the assistant use one hand or both hands to transfer instruments?
5. Which hand is primarily used to transfer instruments to a right-handed dentist?
6. In which hand is the HVE held for the right-handed operator (dentist)? In which hand for the left-
handed dentist?
7. Why is positioning, the way an instrument is held, transferred and used in the oral cavity so
important? Explain.