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SDLE > Alassaf > Flashcards

Alassaf Flashcards

1
Q

What is an implant analogue? Other names

A

Replicates the implant for use in the cast, other names: abutment analog, fixture replica, lab analogue, fixture replica

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2
Q

Causes of an open margin

A

Excessive proximal contact - residual interim luting agent, inaccurate restoration

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3
Q

White spot in cervical surface

A

incipient caries

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4
Q

Sterilization of burs

A

Autoclave: submerged in 2% sodium nitrate solution

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5
Q

Why is it imp to remove debris (amalgam) from the external surface of the handpiece?

A

During instrument sterilization, this material may be heated and can release mercury liquid or vapor

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6
Q

Trismus after LA injection is likely due to

A

Injury to the medial pterygoid muscle

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7
Q

Muscle that DEPRESSES the mandible

A

Lateral pterygoid

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8
Q

Where does the temporalis originate

A

Lateral surface of the skull

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9
Q

Where does the temporalis insert

A

Coronoid process and anterior border of the ramus

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10
Q

Temporalis innervation

A

Temporal nerve (branch of the mandibular)

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11
Q

Temporalis vascular supply

A

Middle and deep temporal arteries

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12
Q

Temporalis function

A

elevates and retracts the jaw, helps in rotation, active clenching

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13
Q

Origin of masseter muscle and insertion

A

Origin: zygomatic arch, insertion: angle of the mandible

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14
Q

Masseter innervation

A

Masseteric nerve (division of trigeminal)

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15
Q

Masseter vascular supply

A

Masseteric artery (branch of maxillary)

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16
Q

Masseter function

A

Elevates and protracts jaw, assists in lateral movements, active in clenching

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17
Q

Medical pterygoid origin and insertion

A

Origin: pterygoid fossa and medial surface of the lateral pterygoid plate, insertion: medial surface of the angle of the mandible

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18
Q

Medial pterygoid innervation

A

medial pterygoid nerve (division of trigeminal)

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19
Q

Medial pterygoid vascular supply

A

Branch of maxillary artery

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20
Q

Medial pterygoid function

A

Elevates jaw, causes lateral movements and protrusion

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21
Q

Super lateral pterygoid origin and insertion

A

Origin: infratemporal surface of the greater wing of sphenoid, insertion: articular capsule and disk, neck of the condyle

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22
Q

Sup. lateral pterygoid innervation

A

branch of masseteric or buccal nerve

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23
Q

Sup. lat pterygoid vasc supply

A

branch of maxillary artery

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24
Q

sup. lat. pterygoid function

A

positions disk in closing

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25
Q

Inferior lateral pterygoid origin and insertion

A

Origin: lateral surface of lateral pterygoid plate, insertion: neck of condyle

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26
Q

Inf. Lat pterygoid innervation

A

branch of masseteric or buccal nerve

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27
Q

Inf lat pterygoid vasc supply

A

branch of maxillary artery

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28
Q

Inf lat pterygoid function

A

protrudes and depress jaw, causes lateral movements

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29
Q

The component of a dental implant that covers the inner fixture and appears in the oral cavity

A

Healing abutment

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30
Q

Autonomy by definition

A

This principle states that any competent person should be given the freedom to decide on any decision that is related to his/her body and or health

31
Q

Veracity by definition

A

Is defined as being honest and telling the truth and is related to the principle of autonomy

32
Q

Principlism

A

A framework that includes four clusters of moral principles for identifying and rejecting moral problems

33
Q

Non-maleficence

A

Not to harm the patient

34
Q

Beneficience

A

To do good

35
Q

Justice

A

The ethical duty to provide fair access to the service or the benefit

36
Q

How to break bad news?

A

SPIKES 6-STEP protocol

37
Q

Which impression material can be poured after 24 hours?

A

Polyether and PVS

38
Q

Acceptable level of waterline bacteria

A

Equal to or less than 200 cfu/mL

39
Q

Flushing of dental unit waterlines

A

Should be flushed at the beginning and end of the day for two minutes and for 20-30 seconds between patients

40
Q

Pemphigus Vulgaris mean age

A

Fourth to sixth decade

41
Q

Pemphigus vulgaris clinical features

A

Vesicles, erosions, and or ulcerations on any oral or mucosal or skin surface

42
Q

Pemphigus vulgaris histopath

A

intraepithelial clefting

43
Q

pemphigus vulgaris DIF

A

Positive intercellular

44
Q

paraneoplastic pemphigus mean age

A

sixth to seventh decade

45
Q

paraneoplastic pemphigus clinical features

A

vesicles, erosions, and ulcerations on any mucosal or skin surface

46
Q

paraneoplastic pemph histopath

A

subepithelial and intraepithelial clefting

47
Q

paraneoplastic pemphi DIF

A

positive intercellular and basement membrane zone

48
Q

Mucous membrane pemphigoid mean age

A

sixth to seventh decade

49
Q

mucous membrane pemphigoid sex predilection

A

Female

50
Q

MMPemph clinical features

A

primarily mucosal lesions

51
Q

MMPemph histopath

A

subepithelial clefting

52
Q

MMPemph DIF

A

positive basement membrane zone

53
Q

Bullous pemphigoid mean age

A

seventh to eighth decade

54
Q

bullous pemphigoid clinical features

A

primarily skin lesions

55
Q

bullous pemphigoid histopath

A

subepithelial clefting

56
Q

bullous pemphigoid DIF

A

positive, BM zone

57
Q

Erythema multiforme mean age

A

third to fourth decade

58
Q

Erythema multiforme predilection

A

Male

59
Q

Erythema multiforme clinical features

A

skin and mucosa involved, target lesions on skin

60
Q

EM histpath

A

subepithelial edema and perivascular inflammation

61
Q

EM DIF

A

nondiagnostic for erythema multiforme

62
Q

Lichen planus mean age

A

fifth to sixth decade

63
Q

Lichen planus predilection

A

Female

64
Q

Lichen planus clinical features

A

oral and/or skin lesions, may or may not be erosive

65
Q

LP histopath

A

hyperkeratosis, saw-toothed rete ridges, bandlike infiltrate of lymphocytes

66
Q

LP DIF

A

fibrinogen, BM zone

67
Q

What type of collagen is most prominent in the dental pulp

A

Type 1 (type 1 to type 3 ratio is 55:45)

68
Q

Amalgam in what waste

A

Hazardous waste

69
Q

Extracted teeth to be used by dental students

A

Need to be disinfected if filled with amalgam, or steam sterilized if amalgam free

70
Q

How to sterilize extracted teeth

A

Autoclave cycle for 40 minutes if no amalgam, immersion in 10% formalin solution of two weeks

71
Q

Metal-ceramic crown finish line

A

SHOULDER finish line

72
Q

Adv and disadv of chamfer finish lines

A

Adv: distinct margin, adequate bulk, easier to control - disadv: care needed to avoid unsupported lip of enamel

73
Q

Indications of chamfer margin

A

Cast metal restorations, lingual margin of metal-ceramic crowns

74
Q
A

SDLE (1 decks)

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