Instrumentation

Question 1

anterior surfaces toward

Answer 1

8-9

Question 2

anterior surfaces away

Answer 2

11-12

Question 3

posterior toward

Answer 3

9

Question 4

posterior away

Answer 4

10-11

Question 5

what is a balanced instrument

Answer 5

working end centered with handle

Question 6

simple shank

Answer 6

anterior teeth

Question 7

complex shank

Answer 7

posterior teeth

Question 8

long functional shank

Answer 8

subgingival

Question 9

short functional shank

Answer 9

supragingival

Question 10

williams probe

Answer 10

mm grooves at 1,2,3,5,7,8,9,10

4 and 6 markings missing to avoid confusion in readings

Question 11

UNC probe

Answer 11

UNC 12 color coded at 4 and 9mm

UNC 15 color coded at 4, 9, and 14 mm

Question 12

WHO probe

Answer 12

WHO- world health organization

ball end

Question 13

goldman fox probe

Answer 13

facial and lingual aspects only

rectangular in cross section

Question 14

novatech probe

Answer 14

shank with upward and right angled bend to facilitate access to distal surface of molars

Question 15

plastic probe

Answer 15

color coded probe; each band is 3 mm in length

Question 16

florida probe

Answer 16

computer assisted probe

constant probing pressure of 15g

Question 17

EXD5 explorer

Answer 17

17 and 23 ends

Question 18

orban type exlporer

Answer 18

anterior root surfaces and facial and lingual of posterior teeth
example: TU17 explorer

Question 19

11/12 type explorer

Answer 19

useful anterior posterior teeth with normal suli or deep periodontal pockets
example ODU 11/12

Question 20

nevi 1

Answer 20

sickle end:use on coronal surfaces of anterior teeth

disk end: supragingival use on lingual surfaces of anterior teeth

Question 21

nevi 2

Answer 21

coronal surfaces of posterior teeth

Question 22

nevi 3

Answer 22

cornonal surfaces of posterior teeth

good for pediatric patients

Question 23

nevi 4

Answer 23

posterior teeth

removal of medium or large sized deposits

Question 24

gracey 1/2

Answer 24

anterior teeth all surfaces

Question 25

gracey 3/4

Answer 25

anterior all surfaces

Question 26

gracey 5/6

Answer 26

anterior and premolar all surfaces | facial, lingual, mesial surfaces of molars

Question 27

gracey 7/8

Answer 27

anterior and premolar teeth all surfaces | facial and lingual surfaces of posterior teeth

Question 28

gracey 9/10

Answer 28

anterior and premolar teeth all surfaces | facial and lingual surfaces of posterior teeth

Question 29

gracey 11/12

Answer 29

mesial and distal of anteriors mesial surfaces of posteriors facial lingual and mesial of posteriors

Question 30

gracey 13/14

Answer 30

mesial and distal of anteiors | distal of posteriors

Question 31

gracey 15/16

Answer 31

facial, lingual, and mesial surfaces (mesial most difficult surfaces to reach)

Question 32

gracey 17/18

Answer 32

distal posteriors

Question 33

6 Dental contraindications for polishing

Answer 33

``` lack of stain exposed dentin or cementum restored surfaces newly erupted teeth implant abutments enlarged gingiva ```

Question 34

systemic contraindications

Answer 34

communicable disease | susceptibility to infection