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Chairside Dental Procedures Mosby Test Questions and Answers
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Chairside Dental Procedures Mosby Test Questions and Answers
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Chairside Dental Procedures Mosby'sDental Assisting Exam Review Review-
Questions and Answers for Dental
Assisting
Describe how to apply principles of four-handed dentistry in all treatment procedures including access,
visibility, and equipment placement. - Answer -A. Use preset trays.
B. Minimize stress by applying principles of motion economy.
C. Position the patient and dental team in ergonomically designed equipment.
D. Use moisture control equipment.
E. Delegate all legally delegable expanded duties to the appropriate credentialed staff.
Describe how to prepare for patient treatment. - Answer -A. Review the patient record to determine
treatment and medical alerts.
B. Prepare the treatment area; ensure that the room is clean and disinfected and that the patient
record, radiographs, and lab materials are accessible; place preset trays with needed supplies.
C. Ensure that the chair is positioned for patient entrance and that the pathway is accessible to the
patient.
D. Greet and seat the patient.
Position the dental team using four-handed dentistry principles. - Answer -
, A. Position the patient into - Answer -supine position
B. Position the operator using four-handed dentistry guidelines. - Answer -1. Thighs parallel to the floor
2. Feet flat on the floor
3. Seated back on the stool so the front edge of the stool just touches the back of the knees
4. Backrest supports the lower back area
C. Position the dental assistant. - Answer -1. Sit on the dental assistant's stool with the buttocks firmly
toward the back of the stool.
2. Position stool as close to the patient as possible.
3. Thighs parallel to the patient chair
4. Eye level 4 to 6 inches above operator
D. Implement the classifications of motion. - Answer -1. Class I—Movement of fingers only
2. Class II—Movement of fingers and wrist only
3. Class III—Movement of fingers, wrist, and elbow
4. Class IV—Movement of entire arm and shoulder
5. Class V—Movement of entire torso
6. Avoid class IV and V movement to reduce stress.
E. Understand the concept of "clock zones" as they relate to operating zones. - Answer -1. The patient's
face is the center of the clock, and the patient's head is at the 12 o'clock position with the face of the
clock divided into four zones.
2. Right-handed operator - Answer -a. Operator's zone: 7-12 o'clock
b. Transfer zone: 4-7 o'clock
c. Assistant's zone: 2-4 o'clock
d. Static zone: 12-2 o'clock
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