MDA 33 delivering dental care
questions well answered graded A+
2025/2026
Preparing the dental operatory for a patient arrival - ANS ✔✔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
What specific items would be set out for patient treatment? - ANS ✔✔Records, radiographs,
laboratory case, sterile present tray with all instruments
Describe how the operator is positioned for treatment - ANS ✔✔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
Describe how the assistant this position for treatment - ANS ✔✔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
Single-handed instrument transfer technique - ANS ✔✔When using one hand to transfer
instruments, dental handpieces, and air water syringes
Class I - ANS ✔✔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
Class II - ANS ✔✔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.
questions well answered graded A+
2025/2026
Preparing the dental operatory for a patient arrival - ANS ✔✔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
What specific items would be set out for patient treatment? - ANS ✔✔Records, radiographs,
laboratory case, sterile present tray with all instruments
Describe how the operator is positioned for treatment - ANS ✔✔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
Describe how the assistant this position for treatment - ANS ✔✔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
Single-handed instrument transfer technique - ANS ✔✔When using one hand to transfer
instruments, dental handpieces, and air water syringes
Class I - ANS ✔✔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
Class II - ANS ✔✔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.
