All

Question 1

Two things you need to know before deciding on whether to pulp cap or pulpotomy

Answer 1

Size of exposure
Length of time

Question 2

Explain stages of pulpotomy

Answer 2

Apply rubber dam
Remove coronal pulp tissue, 2-3mm around exposed area
Assess bleeding - if no bleeding remove more
Haemorrhage control - cotton wool ball
Assess bleeding - if hyperaemic remove more tissue
Non setting CaOH
Seal in with GI
Restore tooth with composite

Question 3

Favourable signs follow up of pulpotomy

Answer 3

• no pathology
  -continued root development
  -thickening of dentine in root walls

Question 4

Uses of an URA

Answer 4

• habit breaker
  -tipping and tilting
  -space maintainer
  -retainer
  -reduce overbite

Question 5

8 signs of good URA wear

Answer 5

• no excess salivation
  -signs of wear
  -are they wearing it today
  -has tooth moved
  -is active component passive
  -does it fit
• can they speak with it in
  -does it look worn

Question 6

What oral condition may arise from Bisphosphonates

Answer 6

ORN

Question 7

How can ORN be managed

Answer 7

Conservative
Antiseptic mouthwash
Antibiotics
Surgical debridement
Primary closure

Question 8

How to best avoid ORN in first place

Answer 8

Avoid extractions
Avoid trauma
Good OH

Question 9

Three citeria before root canal can be obturated

Answer 9

-asymptomatic
-canal must be able to be dried
-full biomechanical cleaning

Question 10

3 constituents of GP cones

Answer 10

• zinc oxide
  -radiopacifiers
  -waxes
  -colouring agents

Question 11

Function of root canal sealer

Answer 11

Fill space between GP and root canal and provide a fluid tight seal

Question 12

3 generic sealers used in RCT

Answer 12

• ZOE
• resin
  -calcium hydroxide

Question 13

Two alternative Tx to implants

Answer 13

RBB
RPD

Question 14

3 factors need to be considered before referring patient for implants

Answer 14

• good OH
  -cost
• lack of viable bone
  -smoker
  -perio

Question 15

3 local factors local to site of implants which will be assessed for implant TXp

Answer 15

• bone height
  -bone width
  -smile line
  -bio type
  -perio health

Question 16

5 other investigations after charting

Answer 16

• BPE
  -6ppc
  -mobility
  -PA radiograph
  -sensibility
  -photographs

Question 17

How can you manage mobility

Answer 17

Splinting

Question 18

Guidelines for removal of wisdom teeth

Answer 18

SIGN
NICE

Question 19

3 reasons for wisdom tooth removal

Answer 19

• pericoronitis
• caries
  -pathology

Question 20

Incidence of temporary loss of sensation following wisdom teeth removal

Answer 20

-5-20%

Question 21

Incidence of permanent loss of sensation following wisdom tooth removal

Answer 21

<1%

Question 23

4 post op complications of removing widsom teeth

Answer 23

• pain
  -swelling
  -bruising
  -infection
  -dry socket

Question 24

Explain stage 1 in oral transport

Answer 24

• food gathered on tongue tip
  -tongue retracts taking food back to level of posterior teeth

Question 25

Explain stage 2 oral transport

Answer 25

Masticated food transferred to oropharynx by squeeze back mechanism Bolts is squeezed between tongue and palate

Question 26

2 biological factors that can affect masitcatory performance of human being

Answer 26

- biting force -number of occluding teeth

Question 27

What is a shortened dental arch

Answer 27

Posterior teeth lost 20 teeth in total

Question 28

3 aspects of oral function that are regarded by proponents of shortened dental arch as acceptable in older patients

Answer 28

Acceptable aesthetics Acceptable masticatory performance Can be maintained in healthy state by patient

Question 29

What group of chemicals is chlorhexidine from

Answer 29

Bisbiguanides

Question 30

Chlorhexidine mechanism of action

Answer 30

Binds to microbial cell walls causing cell wall damage and interfering with cell wall permeability , leakage of cell contents leading to cell death Dicatonic - one ion binds to oral surface and one ion to bacterial cell membrane

Question 31

4 indications for chlorhexidine mouthwash

Answer 31

- endo - NUG - dry socket -high caries risk - post op rinsing

Question 32

5 conservative advice for TMD

Answer 32

- cut food small -no chewing gum -chew bilaterally -avoid hard food -heat packs -stop parafunctional habits

Question 33

Muscles to palpate for TMD

Answer 33

Temporalis and masseter

Question 34

What is a gingival disease typically painful on presentation

Answer 34

ANUG

Question 35

3 possible complications associated with extraction of lone standing upper molar

Answer 35

OAC/OAF Tuberosity fracture Root displaced into maxillary antrum

Question 36

4 risk factors for ANUG

Answer 36

-smoking -poor OH -stress -malnutrition

Question 37

What is substantivity and factors which influence it (Chlorhexidine question)

Answer 37

Capacity of chemical agent to continue its therapeutic effect for prolonged period after initial application Depends on - concentration of chlorhexidine -maintenance of antimicrobial activity -adsorption to oral surfaces

Question 38

Optimum conc of fluoride in water

Answer 38

1ppmF

Question 39

Components of RPI

Answer 39

-occlusal rest -distal guide plane Gingivally approaching I bar clasp

Question 40

How does RPI work

Answer 40

Saddle sinks into denture bearing mucosa, rotation of denture about mesial rest Both distal guide plane and I bar rotate downward and mesially and disengage from the tooth

Question 41

Reasons to use a lingual bar

Answer 41

Depth of sulcus OH

Question 42

Materials which may be used to cement post and core

Answer 42

RMGIC GIC Composite resin luting cement with DBA

Question 43

3 methods of removing a fractured post

Answer 43

- Miskito forceps -ultrasonic tip -eggler forceps