Mod 5

Get a hint
Which describes the position of the operator's legs and feet while sitting in the Operator Stool during an operative procedure? (Check all that apply.)
A) feet flat on the floor
B) thighs approximately parallel to the floor
C) feet flat on the footrest
D) thighs approximately perpendicular to the floor
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Terms in this set (37)
Which describes the position of the operator's legs and feet while sitting in the Operator Stool during an operative procedure? (Check all that apply.)
A) feet flat on the floor
B) thighs approximately parallel to the floor
C) feet flat on the footrest
D) thighs approximately perpendicular to the floor
A & B
T/F: In order to execute four-handed dentistry as it was designed, both the dental assistant and the dentist are seated and the patient is in an upright position in the dental chair.
False
Which describes the position of the dental assistant's legs and feet while sitting in the DA Stool during an operative procedure? (Check all that apply.)
A)thighs approximately parallel to the floor
B) feet flat on the footrest
C) thighs at a 90 degree angle with the floor
D) feet flat on the floor
E) upper legs parallel to the side of the patient chair
F) legs straddling head of the patient chair
A, B, F
In transferring pen-grasp instruments to the operator, the instrument being transferred should be presented to the operator ___:
A) Parallel to the instrument being retrieved
B) Underneath the instrument being used
C) In the static zone until transferred.
D) Perpendicular to the instrument being retrieved
A
For efficiency, the operative instruments on the prepared tray should be placed in:
A) The order of their use
B) Their placement on the tray is not critical
C) In order of their size
D) The order that the assistant prefers
A
What is the purpose of color-coded instruments?
A) For ease in identifying instruments that are part of a set for a given procedure
B) To make the instruments coordinate with the interior decor
C) To help the assistant identify and learn the name of each instrument
A
During an operative procedure (right-handed operator) as the high speed handpiece is being used and an air-water spray is required, what hands will the assistant use to hold the HVE and air/water syringe?
A) The HVE will be used in the left hand and the a/w syringe in the right.
B) Both HVE and a/w syringe are used in the dental assistant's dominant hand.
C)The HVE will be used in the right hand and the a/w syringe in the left hand.
C
Which of the following is the Transfer Zone (right-handed operator) in four-handed dentistry?
A) 4:00 - 7:00
B) 2:00 - 4:00
C) 12:00 - 2:00
D) 9:00 - 11:00
A
When setting-up palm grasp instruments on the instrument tray, what direction should the working ends of the instruments be directed?
A) Working ends away from the dental assistant
B) Any position of the instrument is appropriate
C) Working ends toward the dental assistant
C
If the Operator Zone is 12:00 to 5:00, what hand is the operator's dominant hand?
A) right hand
B) left hand
B
Some outcomes of four-handed dentistry include all of these, except:
A) it increases productivity
B) it minimizes fatigue of the staff
C) it allows the dental assistant to perform advanced tasks
D) it allows the dentist to have easy access to all instruments and materials
D
Ideally, the signal made by the dental operator to indicate a need for instrument retrieval and/or transfer is ___ :
A) moving the hand into the transfer zone, six inches away from the patient's chin
B) making a nod of the head or a verbal cue
C) maintaining a fulcrum at the mouth and rotating the instrument away from the mouth
C
When evacuating in the posterior region of the mouth, the HVE bevel is positioned in this relationship to the buccal or lingual tooth surfaces of the teeth:
A) parallel
B) perpendicular
A
What is the appropriate grasp of the HVE when retraction of tissue is required?
A) Reverse-Palm grasp
B) Palm grasp
C) Pen grasp
A
If the operator (right-handed) is working on a mandibular right molar, the evacuation tip will be placed on the ________ ______, distal to the molar being prepped:
A)lingual side
B)buccal side
A