Final Exam Questions

Question 1

6 signs of right body mandibular frature

Answer 1

Orofacial derangement
Numbeness of lower lip
Bleeding
Facial Asymmtery
Devaition of mandible
AOB
Mobile teeth

Question 2

2 radiological views for mandibular fracutre

Answer 2

OPT
PA

Question 3

What casues a fracture to become displaced

Answer 3

opposing occlusion
intact soft tissue
angualtion of fracture line
magnitiude of force
pull of attached muscle (unfavourable)

Question 4

3 managemetns of mandiblar fracture

Answer 4

open reduction and internal fixation
closed reduction and fixation
do nothing
control of pain and infection

Question 5

Symptoms of TMD

Answer 5

Headaches
clicking sound from jaw
crepitus
pain on opening
tongue scalloping
linea alba
toothwear
unable to open mouth fully

Question 6

What muscles do you palpate for TMD

Answer 6

masseter
temporalis

Question 7

Advice to manage TMD conservatively

Answer 7

soft diet
reduce stress
reassure
stop habits - nail biting
assisting jaw when opening
hot and cold compresses
analgesics
cut food into small pieces

Question 8

How does a bite splint work

Answer 8

acts as a habit breaker to stop parafunctional habit
reduces load on tmj
decreass abnormal activity and stabilises occlusion

Question 9

What is arthosentetisis

Answer 9

when sterile saline is injected into the jont space and breaks fibrous adhesion and flushes away inflammatory exudate

Question 10

How to manage bleeding that won’t stop

Answer 10

Take quick history
LA with vasoconstrictor
Apply pressure with damp gauze
Sutures
Diathermy

Question 11

Local risk factors for delayed onset of healing

Answer 11

LA with vasoconstrictor wears off
Pt prodes area with finger/tongue
smokes - damages clot
suture becomes lose

Question 12

Why do you need to get written consent before sedation

Answer 12

as pt does not have capacity once sedation and procedure has started

Question 13

Drug used for IV sedation

Answer 13

midazolam 5mg5ml IV

Question 14

3 vital signs monitored during sedation

Answer 14

heart rate
blood pressure
O2 levels

Question 15

Drug used to reverse effect of drug

Answer 15

Flumazenil

Question 16

Advice to pt after sedation

Answer 16

no driving
no signing legal docs
don’t look after children unattended

Question 17

Indications for inhalation sedation

Answer 17

phobia
anxiety
gagging
trauamatic procedures before
asthma
epilepsy

Question 18

Advatnages of inhalation over midazolam

Answer 18

quicker onset and recovery
no needles
no amnesia
less side effects
no adult chaperone required
safer

Question 19

Contraindications of inahaltion

Answer 19

serve COPD
1st trimester of pregancy
unable to nose breath

Question 20

Stages of anesthesia

Answer 20

inhalation
excitment
surgical anesthesia
overdose

Question 21

What is conscious sedation

Answer 21

use of drugs to depress CNS to allow treatment
pt must remain verbal contact, remain conscious, retain protective relfexes

Question 22

GABA

Answer 22

Gamma-aminobutric acid

Question 23

1/2 life of midazolam

Answer 23

90-150mins

Question 24

ASA classification

Answer 24

1. fit and well
2. mild systemic disease
3. severe systemic disease
4. severe systemic disease with threat to life
5. morbud
6. brain dead

Question 25

9mm suppurating poket with vertical bony defect on 15, differetial diagnosis?

Answer 25

periodontal abscess
periapical abscess
symptomatic periapibal abscess

Question 26

SIGN guidelines, when not to remove impacted 3rd molars?

Answer 26

8’spredicted to erupt healthiliy
MH precludes XLA
Deeply impacted with no apical path
high risk of surgical complications
risk of mandibular fracture
asymptomatic contralateral 8 under LA

Question 27

Strong indications for XLA of lower 8

Answer 27

periocornitis
abscess formation
caries in 8 with little useful restoration
external resoprtion of 8

Question 28

What has happened when dripping from nose and had upper molar XLA

Answer 28

OAC

Question 29

5 symptoms of OAC

Answer 29

Fluid in tooth socket - bubbles present
Direct vision
Blunt probe
nose blowing test
bone at trifucation of rottd

Question 30

How to close OAC

Answer 30

<2mm then encourage bleeding of socket and clot formation and suture margins
Larger ones then close by buccal advancement flap, antiobitics

Question 31

Close proximity to IDC

Answer 31

deflection of roots
deflection of IDC
darkening of root
narrowing of IDC

Question 32

One alternative tx if too close to IDC

Answer 32

cornonectomy

Question 33

Ideal imaging for 3rd moalr

Answer 33

half OPT
CBCT

Question 34

2 nerves at risk of damaging during XLA of lower 8

Answer 34

lingual - supplies tongue
IDN - supplies lip and chin

Question 35

Pt complain they have sialolith

Answer 35

pain
xerostomia
bad taste
thick salvia
fluctant swelling at mealtimes (postprandail)

Question 36

What gland is most commonly affeted with sialoith

Answer 36

submandibular gland

Question 37

Investigations done for sialolith

Answer 37

palpation of gland and duct
lower occlusal radiograph
sialography

Question 38

How can sialotith be managed

Answer 38

removal via surgery
sialoendoscopic removal by basket retrival
shock wave lithtripsy

Question 39

Risk factors for OAC

Answer 39

maxillary molars
root in antrum
cysts
ankylosis
large maxiallry antrum
divergent roots

Question 40

what is juxta apical area

Answer 40

a well circumscribed radiolucent area lateral to root rather than at apex

Question 41

4 maxillary spaces

Answer 41

palatal
labial
buccal
infraorbital
infratemporal