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
