Log book

Question 1

what is the access cavity flooded with

Answer 1

sodium hypochlorite

Question 2

what is the SX used for

Answer 2

straight line access to canal orifice

Question 3

SX file speed and torque

Answer 3

300rpm
2Ncm

Question 4

what is used to negotiate the canal

Answer 4

08 and 10 flexofiles/ glyde

Question 5

what is used to verify apical patency and confirm a smooth glide path

Answer 5

10 flexofile

Question 6

what is used to enhance the glidepath

Answer 6

Proglider

Question 7

Proglider speed and torque

Answer 7

300rpm
2Ncm

Question 8

what is used to irrigate canals

Answer 8

sodium hypochlorite

Question 9

what are the names of the 2 shaping files

Answer 9

S1
S2

Question 10

what must be done between shaping files

Answer 10

irrigate and recapitulate with size 10 flexofile

Question 11

how many finishing files are there

Answer 11

F1-F5

Question 12

what flexofile would you use for apical gauging after the use of F1

Answer 12

20

Question 13

what flexofile would you use to apical gauge after the use of F2

Answer 13

25

Question 14

what flexofile would you use to apical gauge after the use of F3

Answer 14

30

Question 15

Protaper gold finishing files speed and torque

Answer 15

300rpm
4Ncm

Question 16

Where is the WL measured from

Answer 16

incisal edge to radiographic apex

Question 17

why do we wish to end canal prep at the AC

Answer 17

avoid overfilling

Question 18

where would the reproducible reference points be

Answer 18

incisal edge or cusp tip

Question 19

what is used with flexofiles to negotiate the canal

Answer 19

paste lubricant (glide paste)

Question 20

what distance should the file end from the apex

Answer 20

0.5-1mm

Question 21

Apex locator safety checks

Answer 21

switched on a significantly charged.
check function outside mouth - touch metal part of file holder with electrode.
check all the meter indicator bars display light up.

Question 22

the smooth unobstructed pathway from canal orifice to apex of root

Answer 22

glide path

Question 23

2 components of glide path

Answer 23

micro glide path
macro glide path

Question 24

how is the micro glide path established

Answer 24

size 08 and 10 k files to working length

Question 25

how is the macro glide path established

Answer 25

rotary instrument - proglider

Question 26

amplitude used with paste lubricant

Answer 26

1mm

Question 27

what must be the case before canal prep

Answer 27

size 10 file should be loose

Question 28

what irrigation regime is used at the end of canal prep

Answer 28

3ml NaOCl, 3ml citric acid, 3ml NaOCl

Question 29

what is the obturation technique used

Answer 29

cold lateral compaction

Question 30

4 ideal properties of a sealer

Answer 30

no shrinkage on setting
insoluble in tissue fluids
good adaptation/ adhesion to dentine and gutta-percha cone
no water absorption and tooth discoloration

Question 31

examples of paste lubricants

Answer 31

fileeze
glyde
RC prep

Question 32

what are the 4 types of irrigants

Answer 32

sodium hypochlorite
10% citric acid
17% EDTA
2% chlorhexidine

Question 33

how many roots in upper 6

Answer 33

3

Question 34

name roots of an upper 6

Answer 34

P
MB
DB

Question 35

which canal in the upper 6 often has 2 canals

Answer 35

MB

Question 36

how frequently does MB2 occur

Answer 36

73.2%

Question 37

5 criteria for correct access cavity prep

Answer 37

remove all caries
conserve as much tooth structure as possible
remove all coronal pulp tissue
locate all root orifices
avoid damage to pulpal floor or perforation