Question: Preparing the dental operatory for a patient arrival

Answer: Talk amongst your team and discuss any changes in schedule/procedure, health or age, supplies and equipment, assignment of expanded functions to the dental assistant, and review the patient’s records

Question: What specific items would be set out for patient treatment?

Answer: Records, radiographs, laboratory case, sterile present tray with all instruments

Question: Describe how the operator is positioned for treatment

Answer: Seated as far back as possible, with front edge of store just touching back of the knees, thighs parallel to the floor, knees slightly lower than hips, and your feet flat

Question: Describe how the assistant this position for treatment

Answer: Seated while back on stool, feet resting on base or foot ring of stool, positioned as close as possible to dental chair, breaks parallel to patients chair, I level 4 to 6 inches above the operator

Question: Single-handed instrument transfer technique

Answer: When using one hand to transfer instruments, dental handpieces, and air water syringes

Question: Class I

Answer: Movement of fingers only. Examples include picking up an instrument or a single object from a flat surface, or picking up a pencil or a pen to write with

Question: Class II

Answer: Movement of fingers and wrist. Examples include transferring an instrument with the use of a pen grass, or mixing a dental material; as the business assistant, typing on a keyboard or using the computer mouse.

Question: Class III

Answer: Movement of fingers, rest, and elbow. Examples include using the slow speed handpiece When performing coronal polishing and, as the business assistant, answering the telephone.

Question: Class IV

Answer: Use of the entire arm and shoulder. Examples include reaching for items within the mobile unit, moving the radiography unit, and filing patient records.

Question: Class V

Answer: Use of the entire upper torso. Examples include bending over to see intro orally, retrieving dental materials from a tub or door, and reaching to hand patients a form to complete