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Dentistry > Intro and Rads > Flashcards

Intro and Rads Flashcards

1
Q

How advanced the disease is

A

Stage

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2
Q

Assesses the biological activity of the tissue (how aggressive it is)

A

Grade

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3
Q

A “score” to define the disease quantitatively

A

Index

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4
Q

Toward the midline

A

Mesial

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5
Q

Away from the midline/caudal

A

Distal

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6
Q

Contact surface facing adjoining teeth

A

Proximal

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7
Q

Between proximal surfaces of adjoining teeth

A

Interproximal

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8
Q

Wider space between teeth

A

Diastema

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9
Q

Chewing surfaces of molars

A

Occlusal

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10
Q

Toward the root/away from the crown

A

Apical

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11
Q

Toward the crown

A

Coronal

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12
Q

How much attached gingivia do you need to maintain teeth long-term?

A

2-3mm

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13
Q

Draining tract associated with teeth

A

Parulis

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14
Q

Parulis at or apical to MGL indicates _____ disease

A

Endodontic disease

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15
Q

Parulis coronal to MGL indicates _____ disease

A

Periodontal disease

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16
Q

Potential space between tooth and gingiva

A

Gingival sulcus

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17
Q

The only visible part of the periodontium in a normal mouth

A

Gingiva

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18
Q

How does the periodontal ligament look on rads?

A

Lamina lucida all the way around the tooth

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19
Q

What are the functions of the periodontial ligament?

A

Attaches tooth to alveolus, absorbs shock, nutrients, tactile/proprioceptive info

20
Q

What might cause the periodontal ligament to ossify?

A

Trauma, excess Vit. D

21
Q

How many roots do incisors and canine teeth have?

A

1

22
Q

Pulp chamber + root canal

A

Pulp cavity

23
Q

Raised area of gum over top of larger teeth

A

Juga

24
Q

Is enamel replaced if damaged?

A

No

25
Q

What is the difference between enamel and dentin?

A

Dentin is porous

26
Q

Communications between root canal (pulp) and periodontal ligament space

A

Lateral canals

27
Q

Mass behind the incisors that overlies vomeronasal organ

A

Incisive papilla

28
Q

What is the most commonly fractured tooth?

A

PM4

29
Q

What cells form dentin?

A

Odontoblasts

30
Q

What cells form enamel?

A

Ameloblasts

31
Q

Is the apex open or closed in young animals?

A

Open

32
Q

How many deciduous and adult teeth does a dog have?

A

28, 42

33
Q

How many deciduous and adult teeth does a cat have?

A

26, 30

34
Q

Which quadrant of the mouth is “1” in the Triadan system and which direction does the numbering system continue?

A

Upper right, continues clockwise

35
Q

What is the rule of 4 and 9?

A

Canine = 04, M1 = 09

36
Q

What are dental x-ray unit parameters fixed to?

A

mA 7-10 and kVp 70

37
Q

What is the primary parameter that is changed on a dental x-ray unit?

A

Exposure time

38
Q

Which direction should the dimple face?

A

Coronally

39
Q

What are the two intraoral radiograph techniques and which is more commonly used?

A

Parallel and bisecting angle (more common)

40
Q

Which mouth view is difficult to x-ray with a bisecting angle in cats due to their larger zygomatic arch?

A

Caudal maxilla view

41
Q

What teeth can you use parallel technique with?

A

Mandibular PM and M

42
Q

How does elongation occur?

A

Cone aimed too parallel to tooth

43
Q

How does foreshortening occur?

A

Cone aimed too parallel to film

44
Q

When taking additional rads to fix overlapping, how cay you tell which root is more palatal?

A

Palatal root will shadow in direction the cone is moved

45
Q

What is the SLOB rule?

A

Root pulled toward the shift is ligual, root moved opposite is buccal

46
Q

Which tooth is the transitional tooth and why?

A

Mandibular M1 has both cutting and crushing surfaces

47
Q

Pulp is in the _____, root canal is in the _____

A

Crown, tooth

Dentistry (8 decks)

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