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MCQ revision Flashcards

1
Q

What is the shape of preparation for tooth 21 for endo

A

Triangular shape
The base of triangle at incisal edge

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2
Q

What is the length of biological width

A

2mm
Connective tissue +junctional epithelium

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3
Q

What percentage of patients get ORN

A

2-3%

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4
Q

What is the most common child physical impairment

A

Cerebral palsy

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5
Q

What is the best treatment for osteoarthritis

A

Lose weight, strengthen muscle around joint
NSAIDS for pain

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6
Q

What two anatomical structures does the lingual nerve sit between

A

The mandible and the medial pterygoid

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7
Q

What is medial to the zygomatic arch

A

The master

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8
Q

What is the best thing to use to help a sclerotic canal

A

EDTA 17%

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9
Q

Name two solutions used for cleaning blood spillages and what is the usual concentration

A

Sodium hypochlorite and dichloroisocyanurate
10000ppm

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10
Q

For how long should a waste disposal certificate be kept

A

3 years

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11
Q

What are the products of glycolysis

A

2 Pyruvate, 2 NADH and 2 ATP
G

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12
Q

What are the predications for edentulous patients in forthcoming years

A

People are keeping their teeth longer — edentulous at an older age

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13
Q

Why decrease the dosage of a drug in an elderly patient

A

Reduced excretory capacity in the kidney

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14
Q

What is the recommend amount of fluoride in mouthwash

A

225ppm

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15
Q

What are the 5 steps for radiographic film processing

A
  1. Developing
  2. Washing
  3. Fixing
  4. Washing
    5.drying
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16
Q

What fluoride tablet dose would you give a 1 year old at high risk of caries

A

0.25mg

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17
Q

What hand joints tend to be affected in RA

A

MCP and PIP joints

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18
Q

To what does kVp refer to

A

Peak voltage

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19
Q

What does a buccal canine retractor do?

A

Retract buccaly erupted canine in a palatal direction

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20
Q

Patient with overbite and over jet of 7mm, anterior or posterior bite plane and what width

A

Overbites are corrected using flat anterior bite planes - the prescription is OJ+3mm
FABP= OJ+3mm = 10mm

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21
Q

What is the greatest danger for elders with osteoporosis

A

Vertebral fracture

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22
Q

What is the index for periodontal problems

A

CPITN - community perio index of treatment need

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23
Q

What material has the best properties

A

GOLD

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24
Q

In the crown prep of anteriors how may planes should be prep be

A

2 - Labial and Incisal

The only time there would be 3 is if there is significant decay

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25
Q

When the mandible is moved to the right and on the other side the teeth do not contact what is this called

A

Canine guidance

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26
Q

Is the rotation of the condyle on the working side in horizontal/vertical axis

A

Vertical

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27
Q

In radiology what is the thickness of the aluminium filtration

A

Less than 70kV = 1.5mm
More than 70kV = 2.5mm

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28
Q

What advice should be given to a patient with an OAF

A

Don’t blow nose
Drink through a Straw
Open mouth when sneezing

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29
Q

What is deficient in haemophilia A

A

Factor 8

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30
Q

What is the reference line for anteior oblique occlusal radiographs

A

Ala-Tragus line

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31
Q

Curve of monson

A

Compensating curve - posteriorly it moves upwards

32
Q

What is the colour is the base for anterior periapical

A

Blue

33
Q

How often should radiology equipment be teste

A

Process test film daily

34
Q

When protrusion of the mandible what angle is formed with the saggital condyle

A

Bennet angle

35
Q

What is the indication on a radiograph of chronic occlusal trauma

A

Widened PDL

36
Q

What is a luxator used for

A

Cutting PDL

37
Q

What material is used in endo canal between visits

A

Non setting calcium hydroxide

38
Q

What is usually used as a reference point in endo

A

Incisal/ cuspal edge

39
Q

What is the primary aim of an audit

A

To improve healthcare

40
Q

How will you make sure the patient will adhere to OH after using cognitive therapy - which theory applies

A

Implementation intention

41
Q

What is the first line blood test for anaemia

A

Full blood count

42
Q

Patient has an oesophageal infection which nodes will show on palpation

A

Deep cervical lymph nodes

43
Q

What is the best articulator for registering occlusion

A

Semi-adjustable

44
Q

How can you affect crown forces

A

Directon

45
Q

Niche

A

A specific environment for which a microorganism can thrive and live in

The role a micro organism plays in a community

46
Q

What is scatter effect responsible for

A

Increased dosage and fogging

47
Q

How can you make a veneer more adhesive

A

Etch with 10% hydrofluric acid

48
Q

Deamination of amino acids gives

A

Acid pH and ketones

49
Q

How brittle is porcelain

A

01%

50
Q

What happens at the anode

A

Continous spectrum

51
Q

What act is to do with changing the practice layout to cater for people with disabilities

A

Equality act

52
Q

Indications for periodontal surgery

A

Excellent OH
Pockets of greater than 5mm

53
Q

What situation best requires bone regeneration

A

3 wall bony deflect

54
Q

Principles of flap, regarding base of flap

A

Base is wider than apex

55
Q

How would occlusal trauma be seen in a radiograph

A

Widening of PDL

56
Q

Oral conditions specific to cerebral pallsy

A

Bruxism and drooling

57
Q

Which canal are you likely to have an extra Canal

A

Maxillary first molar
MB2

58
Q

What microorganism is likely to cause infection when cannulating

A

S.epidermis

59
Q

There is dentinal caries 2/3 on a radiograph how would this differ if you viewed it clinically

A

Caries is always more extensive clinically than on a radiograph

60
Q

Investment materials must be what

A

Porous to allow gas to escape

61
Q

Chance of Damage to alveolar nerve on extraction of lower 8

A

1-10%

62
Q

Class 3 skeletal

A

Mandible is in front of maxilla

63
Q

IV bisphosphonate

A

Zoledronic acid

64
Q

Maxillary tuberosity fracture

What do u do

A

Splint for 8 weeks and then surgically extract

65
Q

Function of LDU

A

Decontaminate reusable medical instruments

66
Q

Lying patient back in the chair and they feel light headed

A

Decreased baroreceptor reception

67
Q

Uni-lateral hypoplastic mandible and deaf in that side

A

Hemi-facial microsomia

68
Q

Resistance to mouth opening and sore TMJ
What mom is affected

A

Lateral pterygoid

69
Q

Loss of sensation of lower face and upper limb on same side

A

Transient ischamemic stroke

70
Q

Radiographic film holders

A

Anterior PA - blue
Posteior PA - yellow
Bitewing - red

71
Q

What is the most important factor for long term success of a crown

A

Coronal seal

72
Q

What is the function of glycocalyx in a cell

A

Dense, gel-like meshwork that surrounds the cell, constituting a physical barrier for any object to enter the cell.
For example, the glycocalyx was identified to play an important role to prevent the entry of pathogens into the cell

73
Q

What occlusal plane do you use for an anteior cross bite

A

Flat posterior bite plane

74
Q

Mandibular condyles are in their most posterior position and the teeth contact what is this called

A

RCP

75
Q

What is usually used as a reference point in Edno

A

Posterior - cusp tip
Anteiors - incisal tip

Must be a stable point throughout treatment

76
Q

What is viscoelasticity

A

The ability to regenerate shape After stress has been removed

77
Q

Difference between neurocranium and viscerocanium

A

Neurocranium - protective case around the brain
Viscerocranium - Skelton of the face

Random Revsion (2 decks)

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