Area Specific Posterior

Question 1

Which instruments are used for posterior sextants?

Answer 1

Gracey 11/12 and Gracey 13/14

Question 2

Which curets are used for the facial aspect of the right posterior sextant?

Answer 2

G11 and G14

Question 3

Which curets are used for the lingual aspect of the right posterior sextant?

Answer 3

G12 and G13

Question 4

What are the steps for site-specific removal of calculus from the posterior sextants?

Answer 4

Starting with distal using gracey 13 and 14 as well as 17 and 18 Start with posteior-most tooth and move forward because of patient cheek:

Step 1: Place working end in the get ready zone near the distofacial line angle

Step 2: Lower instrument handle and hug the face against the tooth surface and insert beneath the gingival margin

Step 3: move to distofacial line angle at the get ready zone.

Step 4: Lower instrument handle and insert

Step 5: Roll the handle as you approach mesiofacial line angle to maintain adaptation

Step 6: Work at least halfway across the mesial surface

Question 5

Which curets are used for distal surfaces of posterior sextants?

Answer 5

Gracey 13 and Gracey 14

Gracey 17 and Gracey 18