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VTNE Study Guide > Dentistry > Flashcards

Dentistry Flashcards

1
Q

Apical means “toward the ____”

A

Root tip

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2
Q

Which of the following is a proper dental term for describing a tooth surface?
Distal– nearest the midline
Distal– farthest from midline

A

Distal– farthest from the midline

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3
Q

Which of the following is a proper dental term for describing a tooth surface?
Labial– towards the tongue
Buccal– towards the cheek
Rostral– towards the back

A

Buccal– toward the cheek

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4
Q

The cat has how many maxillary and mandibular premolars in one half of the mouth?

A

3 and 2

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5
Q

The dental formula for the permanent teeth in the dog is

A

2( I3/3 C1/1 P4/4 M2/3) = 42

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6
Q

What is the main purpose of premolar teeth?

A

cutting and breaking
Canines - holding & tearing
Incisors - gnawing & grooming
Molars - grinding

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7
Q

What teeth on each side of the mouth in a dog have three roots?

A

Maxillary fourth premolars and first and second molars

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8
Q

The permanent canine and premolar teeth in dogs generally erupt at about what age?

A

4-6 months

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9
Q

The pulp canal of a tooth contains what?

A

Blood vessels, nerves, and connective tissues

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10
Q

Using the Triadan system, the proper way of describing a dog’s first upper left permanent premolar is #?

A

205

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11
Q

Using the Triadan system, the proper way of describing a cat’s first lower right molar is #?

A

409

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12
Q

As part of normal tooth growth, what part of the tooth thickens?

A

Dentin

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13
Q

Enamel, which is the hardest body substance
A. contains living tissues
B. Covers the tooth crown to root
C. continues production by the ameloblasts after eruption
D. is relatively nonporous and impervious

A

D. is relatively nonporous and impervious

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14
Q

Dentin is covered by what two things

A

Enamel and Cementum

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15
Q

Normal scissor occlusion is when the maxillary fourth premolars occlude
A. Level with the mandibular fourth premolar
B. Buccally to the mandibular first molar
C. Buccally to the mandibular fourth molar
D. Lingually tot he mandibular first molar

A

B. Buccally to the mandibular first molar

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16
Q

The heaviest calculus deposition in dogs and cats is typically located on the
A. Lingual surfaces of the lower cheek teeth
B. Lower canine teeth
C. Incisor teeth
D. Buccal surfaces of the upper cheek teeth

A

D. Buccal surfaces of the upper cheek teeth

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17
Q 
The carnassial teeth in dogs are 
A. P4 and M1
B. P4 and P4
C. M1 and M1
D. C1 and C1
A

A. P4 and M1

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18
Q

Free or marginal gingiva
A. Occupies the space between the teeth
B. Is the most apical portion of the gingiva
C. Forms the gingival sulcus around the tooth
D. Is tightly bound to the cementum

A

C. Forms the gingival sulcus around the tooth

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19
Q 
The periodontium includes the periodontal ligament and all of the following except:
A. Gingiva 
B. Cementum
C. Alveolar bone
D. Enamel
A

D. Enamel

The periodontium is the supporting structure of the teeth and includes the Periodontal ligament, Gingiva, Cementum, and Alveolar and Supporting bone.

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20
Q

A bulldog would be described as having what type of head shape?

A

Brachycephalic

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21
Q

In veterinary dentistry, chlorhexidine solutions are used because they:
A. Prevent cementoenamel erosion
B. Have antibacterial properties
C. Remove enamel stains and whiten teeth
D. Are used to treat gingival hyperplasia in brachycephalic breeds.

A

B. Have antibacterial properties

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22
Q

When using hand instruments to clean teeth,
A. Use modified pen grasp with a back-and-forth-scraping motion
B. Use a modified pen grasp with overlapping pull strokes that are directed away from the gingival margin
C. Use the sickle scaler for subgingival curettage.
D. The curette is best used supragingivally.

A

B. Use a modified pen grasp with overlapping pull strokes that are directed away from the gingival margin

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23
Q

Pocket depth is measure from the
A. Cementoenamel junction to the bottom of the pocket
B. Current free gingival margin to the bottom of the gingival sulcus
C. Cementoenamel junction to the current free gingival margin and then adding 1 to 2mm
D. Cementoenamel junction to the apical extent of the defect

A

B. Current free gingival margin to the bottom of the gingival sulcus

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24
Q 
Between patients it is best to use the following order for maintaining instruments:
A. use, sharpen, wash, and sterilize
B. use, wash, sterilize, and sharpen
C. use, wash, sharpen, and sterilize 
D. wash, sterilize, use, and sharpen
A

C. use, wash, sharpen, and sterilize

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25
Q

When performing dental prophylaxis, minimal safety equipment includes:

A

Safety glasses, mask, and gloves

26
Q 
You have an instrument in your hand that has two sharp sides, a rounded back, and a rounded point. You are holding a... 
A. Sickle scaler
B. Morris scaler
C. Universal curette
D. Sickle Curette
A

C. Universal curette

27
Q 
When polishing teeth using an air-driven unit, the speed of the hand piece that should be used is the 
A. High
B. Low
C. Either is acceptable
D. Finishing
A

B. Low

28
Q 
The term that best describes a dog with an abnormally short mandible is
A. Prognathism 
B. Brachygnathism
C. Mesaticephalic
D. Dolichocephalic
A

B. Brachygnathism
Brachy = short
gnath = jaw

29
Q

Malocclusion in which one side of the mandible or maxilla is disproportionate to its other side. Skeletal defect in which the affected animal has a non-symmetrical head. The upper and lower incisors do not align.

A

Wry bite or wry mouth

30
Q

Malocclusion in which the upper fourth premolar lies palatal to the first molars. Incisors are in the normal relationship, but the posterior teeth are not. The upper fourth premolars are either palatally displaced or mandible is wider than the maxilla in the premolar area.

A

Posterior crossbite

31
Q

Malocclusion in which the canines erupt in an overly upright position, or the mandible is narrowed. This is often seen in conjunction with retained lower deciduous teeth that push the mandibular canines inward.

A

Base-narrow mandibular canines

32
Q

Malocclusion in which one or more of the upper incisor teeth are caudal to the lower incisors. Most common orthodontic abnormality. The premolar relationship is a normal scissor occlusion, but one or more of the incisors are misaligned.

A

Anterior crossbite

33
Q 
The most common benign soft tissue tumor of the oral cavity is 
A. Epulide tumor
B. Fibrosarcoma
C. Malignant melanoma
D. Sqamous cell carcinoma
A

A. Epulide tumor

aka “epulis”

34
Q

Dry socket is more likely to occur when one
A. Ensures there is an increased blood supply to the area
B. Practices good surgical technique
C. Allows a blood clot to form so that fibroblasts are formed
D. Overirrigates the tooth socket so that no clot can form.

A

D. Overirrigates the tooth socket so that no clot can form.

35
Q

Gingivoplasty is described as

A

The removal of hyperplastic gingival tissue

36
Q 
To protect the pulp tissue of teeth from thermal damage during ultrasonic scaling, one should 
A. Use constant irrigation
B. Change tips frequently
C. Use slow rotational speed
D. Use appropirate amounts of paste
A

A. Use constant irrigation

37
Q

Another term for neck lesions on feline teeth is

A

Feline External Odontoclastic Resorptive Lesions

aka: FEORL

38
Q

The most common dental procedure performed on a horse is

A

Floating

39
Q

Stomatitis is the

A

Inflammation of the mouth’s soft tissue

40
Q

What size dental film should be used on the canine tooth?

A

Size 4 (largest)

41
Q

Dental film should be placed in the mouth with the dimple

A

Up and pointing rostrally

42
Q

The flap side of the dental film should be facing

A

Away from the tube head

43
Q

The bisecting angle principle states that the plane of an x-ray beam should be 90 degrees to the
A. Plane of the film
B. Imaginary line that bisects the angle formed by the tooth’s long axis and the film plane
C. Imaginary line that bisects the angle formed by the animal’s head and the film piece

A

B. Imaginary line that bisects the angle formed by the tooth’s long axis and the film plane

44
Q

You are looking at your dental radiograph and the tooth is elongated. This happened because the beam was perpendicular to the ____

A

Tooth

45
Q

What is a curette used for?

A

Scaling calculus from the tooth surface located in the gingival sulcus

46
Q

What is a scaler used for?

A

Scaling large amounts of calculus from the tooth’s surface

47
Q

What mineralized tissue covers the root of the tooth?

A

Cementum

48
Q

The nerve and blood vessel of a tooth is located in the

A

Pulp cavity

49
Q

What is the purpose of polishing during the dental prophy?

A

To smooth out the rough areas and retard plaque formation

50
Q

Brachygnathism is a genetic defect best characterized as

A

A maxilla that is longer than the mandible

“overbite”

51
Q

Prognathism is a nomral condition in brachycephalic breeds but is considered a genetic defect in other breeds. It is best characterized as

A

A mandible that is longer than the maxialla

“underbite”

52
Q

Furcation is best described as

A

The space between two roots where they meet the crown

53
Q

Severe stomatitis is a clinical sign commonly associated with which feline disorder?

A

Feline Immunodeficiency Virus

54
Q

An oronasal fistula can often occur secondary to

A

Abscess of the maxillary canine tooth

55
Q

In radiographs, an apical abscess appears as a

A

Radiolucent (dark) area around the apex of the tooth

56
Q

The only radiographic view that can be made with a true parallel technique is

A

Distal mandibular view

57
Q

Using the modified Triadan system, the right maxillary teeth would be in the __ series

A

100

58
Q

Polydontia means

A

More teeth than normal

59
Q

Oligodontia means

A

Fewer teeth than normal

60
Q

Also called distemper teeth, the name for a condition where sections of the tooth enamel are reduced for missing is called

A

Enamel hypoplasia

VTNE Study Guide (6 decks)

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