Important Info 2.4

Question 1

T/F: A blowout is when the gutta percha and sealer is way past the apex on a radiograph

Answer 1

True

Question 2

T/F: Overextension of GP and sealer is below the standard of care

Answer 2

True

If it says “gross overextension” than yes it is below the standard

Question 3

What is the #1 primary thing that indicates a successful RCT

Answer 3

case selection

Question 4

T/F: On a posterior tooth, you should only go 7mm to create access

Answer 4

True

Question 5

The outline form for a mand 1st molar

Answer 5

Trapezoidal

Question 6

The outline form for a max 1st molar

Answer 6

Triangular to base of buccal

Question 7

Outline form for a max 1st premolar using a #4 RB

Answer 7

Buccal-lingual (everyone is saying mesial-distal though because I must’ve read the question wrong – make sure you know what it is asking)

Question 8

What type of canal is when there’s 2 canals from chamber to apex

Answer 8

type III

Question 9

What is the correct WL?

Answer 9

1mm

Question 10

What do you do after you the apex locator finds the apex

Answer 10

Either take a radiograph or irrigate – fuck if we know

Question 11

Where does the orifice opener go to?

Answer 11

Mid 1/3 and coronal 1/3 (guess you were able to click 2, but it didn’t say select all so watch out for that)

Question 12

What is the vortex blue taper?

Answer 12

0.04

Question 13

What is the taper for CLC?

Answer 13

0.02

Question 14

Which phase of gutta percha is used for CLC?

Answer 14

Beta phase

below 42 C

Question 15

What do you use for scouting?

Answer 15

10 file

Question 16

What is considered a reciprocal file?

Answer 16

Wave one gold

Question 17

What are the shaping principles, all of these except?
a. Constantly tapering funnel
b. Adequate deep space
c. Retention of apical constriction
d. all canals need to be widened greater than a 40 file

Answer 17

d. all canals need to be widened greater than a 40 file

Question 18

Colors of the file

Answer 18

10 – purple, #15 – white, #30 – blue, #35 – green

Question 19

Minimal curvature of the mesial root of mandibular molar, what size do you use?

Answer 19

30-35

Question 20

Matching of pure endo, etc… with their definitions

Answer 20

easy

Question 21

What file do you use for a glide path?

Answer 21

15 hand file

Question 22

CLC where is the gutta percha placed using finger spreader?

Answer 22

2mm (I guess)

“Finger spreader placed ideally 6-2mm of the prepared length”

Question 23

Increase in file size = _______ flexibility and ______ stiffness

Answer 23

Decrease
increase

Question 24

What do you place on a premolar after RCT?

Answer 24

Cast crown

Question 25

What technique do you use for the master cone for hydraulic?

Answer 25

Double coat

Question 26

What anatomical structure is generally mis-identified as a LEO?

Answer 26

Mental foramen

Question 27

Case base question

Answer 27

Refer to endo

Question 28

Case base question

Answer 28

Refer to endo

Question 29

What is the sensibility test that differentiates endo and perio?

Answer 29

Cold/ept

Question 30

Case question regarding patient would had negative results for testing and had swelling

Answer 30

AAA

Question 31

Same case questions as above and asked about the pulp

Answer 31

Necrotic

Question 32

T/F: Ricucci says that’s you can remove extraradicular biolfim by disinfecting the canal

Answer 32

False

Question 33

Which of the following is not a type of communication pathway

Answer 33

Internal root resorption

Question 34

T/F: During surgical intervention you must do apical curettage followed by apical resection and retrofill

Answer 34

True

Question 35

What canal would you miss if you didn’t extend it correctly in an incisor? (must extend incisal and cervically)

Answer 35

Lingual canal

Question 36

What would you do for tooth #5 if a straight angle shot was taken and there is a PA lesion on radiograph, but all testing was WNL a. Take another radiograph from a different angle b. Call in pathology c. Complete the RCT d. Idk last option

Answer 36

a. Take another radiograph from a different angle

Question 37

Which tooth has 2 MB canals 95% of the time? a. Max 1st molar b. Mand 1st molar c. Mand PM d. Max PM

Answer 37

a. Max 1st molar

Question 38

What is a reason you should always refer a mandibular molar if it has this?

Answer 38

C- shaped canals

Question 39

What is a reason for retreatment? a. Missed canal b. No symptoms present

Answer 39

a. Missed canal

Question 40

# True/false BC Sealer should be easy to remove after it is set

Answer 40

according to Dr. Google- false

Question 41

T/F: if pt is having continued symptoms, obturate canal to finish treatment so symptoms will subside

Answer 41

False

Question 42

What removes the smear layer a. EDTA b. Wave 1 c. Blue vortex

Answer 42

a. EDTA

Question 43

You _______ curve a hand file before placing it into a canal that is curved a. Always b. Seldom c. Rarely d. Never

Answer 43

a. Always