VT150 Dentistry Homework

Periodontal disease can refer to processes affecting which of the following?

gingiva

Excessive growth of gingival tissue is termed

gingival hyperplasia

Which of the following animals do not have canine teeth?

rodents

Once plaque has formed on a tooth, how long does it take to mineralize into calculus?

7 days

An oronasal fistula can often occur secondary to

Abscess of the maxillary canine tooth

Another term for neck lesions on feline teeth is

Feline external odontoclastic resorptive lesions

Free or marginal gingiva

Forms the gingival sulcus around the tooth

A curette is used to

Scale calculus from the tooth surface located in the gingival sulcus

What mineralized tissue covers the root of the tooth?

cementum

When discussing teeth, what is the tooth surface closest to the tongue termed?

lingual

Two tooth buds that grow together to form one larger tooth is referred to as

fusion

When referring to teeth, which of the following terms describes the portion of the tooth that is in line with the dental arcade and closest to the Rostral midline of the dental arch?

mesial

Of cats and dogs ages 6 years and older, approximately what percentage has periodontal disease?

85%

Fewer teeth than normal is

Oligodontia

The root length of an upper canine is how long compared with the length of the exposed portion of that tooth?

One and a half times the length

The first dental examination should occur when

The animal is 6 to 8 weeks old

Which of the following is true regarding dentition in dogs?

The incisors on the mandible should be palatal to the incisors on the maxilla

Malocclusion in which one side of the mandible or maxilla is disproportionate to its other side?

Wry mouth

The range for acceptable gingival sulcal measurements in cats is

0.5-1 mm

How many upper incisors does a goat have?

0

The correct dental formula for an adult cat is

2 (I 3/3 C 1/1 P 3/2 M 1/1) = 30

The peridontium includes the periodontal ligament and all of the following except

Enamel

Apical means "towards the _______."

Root tip

The Triadan numbering system is commonly used in human and veterinary dentistry to specify a tooth. What is the correct number of the permanent right maxillary canine tooth of a dog or cat?

104

What is the permanent dental formula for a dog?

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

The cat has which of the following numbers of maxillary and mandibular premolars in one half of the mouth?

3, 2

What is the minimum age for a cat to have all of its permanent teeth?

6 months

The normal periodontal pocket depth in the dog is

<3 mm

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

A mandible that is longer than the maxilla

Malocclusion in which one or more of the upper incisor teeth are caudal to the lower incisors

Anterior crossbite

Normal scissor occlusion is when the maxillary fourth premolars occlude

Buccally to the mandibular first molar

The term for a tooth that has one root but two crowns is

Gemini

The dental formula for the permanent teeth in the dog is 2(I 3/3 and C 1/1) plus

P 4/4 and M 2/3 = 42

Sometimes a 0.12% chlorhexidine solution is sprayed in the patient's mouth before beginning dental prophylaxis. What is the benefit of this activity?

Reduces the bacterial load in the mouth to reduce exposure to the technician who performs the procedure

Gingivoplasty is the

Removal of hyperplastic gingival tissue

When the pulp cavity of a tooth is exposed, what is the appropriate procedure(s) that should be performed?

Tooth extraction or pulp capping

When using hand instruments to clean teeth,

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

Which of the following cardiac diseases is often associated with severe dental disease?

Vegetative endocarditis

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

dentin

When polishing teeth using an air-driven unit, the speed of the hand piece that should be used is the

low

Malocclusion in which the upper fourth premolar lies palatal to the the first molars

posterior crossbite

What is the maximum time that an ultrasonic scaler can be used on a tooth surface?

10 to 15 seconds

What personal protective equipment would be required for a dental cleaning?

Mask, eye protection, gloves

What is the dental formula for the adult horse?

2 (I 3/3, C 1/1, P 4/3, M 3/3)

Using the triadan system, the proper way of describing a dog's first upper left permanent premolar is

205

Cats do not have first and second premolars on the mandible. Therefore, what is the number in the Triadan system for the premolar that is closest to the canine on the left mandible?

307

Removal of calculus and necrotic cementum for the tooth roots is called

Curettage

Flouride acts to accomplish all but which of the following?

Strengthen the periodontal ligament

Severe stomatitis is a clinical sign commonly associated with which of the following feline disorders?

feline immunodeficiency virus

What procedure performed in horses includes the filing and smoothing of their teeth?

floating

At what age do the permanent canine teeth of a dog usually start to erupt?

16 weeks

You are performing a dental prophylaxis on a dog that has all of his teeth. How many adult teeth are in the dog's mouth?

42

Which of the following terms describes something that is closer to the root of a tooth relative to another structure?

Apical

Perioceutics refer to which of the following?

Application of time-released antibiotics directly within the oral cavity

Malocclusion in which the canines erupt in an overly upright position, or the mandible is narrowed

Base-narrow mandibular canines

Which technique is needed to produce quality intraoral radiographs?

Bisecting angle technique

The term that best describes a dog with an abnormally short mandible is

Brachygnathism

What term identifies the instrument used for root planing?

Curette

Pocket depth is measured from the

Current free gingival margin to the bottom of the gingival sulcus

What is the main purpose of premolar teeth?

Cutting and breaking

While performing routine prophylactic dentistry, the veterinary technician notes a large, red raised lesion on the lip of her feline patient. The client noted that the lesion "comes and goes." What is a reasonable differential for this lesion?

Eosinophilic ulcer

The shrinkage of free gingiva in the presence or bacteria, plaque, and/or dental calculus is termed

Gingival recession

In what grade of periodontal disease does early pocket formation occur without initial bone loss?

Grade 3

In veterinary dentistry, Chlorhexidine solutions are used because they

Have antibacterial properties

The bisecting angle principle states that the plane of an x-ray beam should be 90 degrees to the

Imaginary line that bisects the angle formed by the tooth's long axis and the film plane

The most common mistake made in treating periodontal disease is

Inadequate root planing

Stomatitis is the

Inflammation of the mouth's soft tissue

Which of the following nerve blocks can be used to decrease anesthetic requirements and provide analgesia for a dental extraction of the maxillary tooth?

Infraorbital block

which of the following teeth are not normally present in the adult cat?

Maxillary P1 and Mandibular P1 and P2

The 4th upper premolars are connected with which structure in dogs?

Maxillary Sinus

Which species does not have canine teeth?

Rabbits

In radiographs, an apical abscess appears as a

Radiolucent area around the apex of the tooth

The purpose of polishing during the dental prophy is to

Smooth out the rough areas and retard plaque formation

The furcation is best described as

The space between two roots where they meet the crown

A complication that may develop if subgingival plaque is improperly removed is

Torn epithelial attachment

Dental film should be placed in the mouth with the dimple

Up and pointing rostrally

Which of the following are triple rooted teeth in dogs?

Upper 4th premolars

What is the dental formula for the adult horse?

Upper: 3-1-4-3 Lower: 3-1-3-3

The thin film covering a tooth that comprises bacteria, saliva, and food particles is

plaque

The term polydontia refers to

supernumerary teeth

The carnassial teeth in dogs are

upper P4 and lower M1