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77 Cards in this Set

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What is the substance that covers the crown of a tooth?
ENAMEL
What is the substance that covers the root of a tooth?
Cementum
What is the substance that forms the interior and major portion of the tooth?
Dentin
Which of the substances in questions 1 – 3 is the hardest?
ENAMEL
Which of the substances in questions 1 – 3 can not regenerate if destroyed?
ENAMEL
What is the structure that holds a tooth in its socket and acts as a shock absorber?
Periodontal Ligament
What is the gingival sulcus?
Space between free gingiva & the tooth
What is the normal sulcus depth in dogs and cats?
1-3mm DOGS
0.5mm-1 CATS
When do deciduous teeth begin to erupt in puppies?
DOGS= INCISORS @ 3-5 weeks
CANINES @ 3-6 weeks
PREMOLARS @ 4-10 weeks
What is the oldest age by which all deciduous teeth in puppies should be present?
6 Weeks
When do deciduous teeth begin to erupt in kittens?
CATS= INCISORS @ 2-3 weeks
CANINES @ 3-4 weeks
PREMOLARS @ 3-6weeks
What is the oldest age by which all deciduous teeth in kittens should be present?
6 Weeks
What type of permanent tooth is not present as a deciduous tooth in puppies and kittens?
PRIMARY MOLARS
In what order do deciduous teeth in puppies and kittens usually erupt?
Incisors, Canines, Premolars
What is the dental formula for puppy deciduous teeth?
Upper I3,C1, P3 X2
Lower I3, C1, P3 X2 = 28
What is the dental formula for kitten deciduous teeth?
Upper I3,C1, P3 X2
Lower I3, C1, P2 X2 = 26
When do permanent (adult) teeth begin to erupt in puppies?
3-5Months
What is the oldest age by which all permanent (adult) teeth in puppies should be present?
7 months
When do permanent (adult) teeth begin to erupt in kittens?
3-4 Months
What is the oldest age by which all permanent (adult) teeth in kittens should be present?
4-6 months
What is the dental formula for adult teeth in the dog?
Upper: I3, C1, P4,M2 (x2)
Lower: I3, C1, P4, M3 (x2) =42
What is the dental formula for adult teeth in the cat?
Upper: I3, C1, P3,M1 (x2)
Lower: I3, C1, P2, M1(x2) =30
How many adult teeth do dogs have?
Upper: I3, C1, P4,M2 (x2)
Lower: I3, C1, P4, M3 (x2) =42
How many adult teeth do cats have?
Upper: I3, C1, P3,M1 (x2)
Lower: I3, C1, P2, M1 (x2) =30
Which adult teeth in dogs have three roots?
P4, M1, M2 (Maxilla)
Which adult teeth in cats have three roots?
P4 (Maxilla)
Which adult teeth in dogs have two roots?
MAXILLA= P2, P3
MANDIBLE=P2, P3, P4, M1, M2
Which adult teeth in cats have two roots?
P3 (Maxilla)
P3, P4, M1 (Mandible)
Which teeth are called the carnassial teeth in dogs and cats?
DOGS: Upper 4th premolar & lower 1st molar
CATS: Upper 4th premolar & lower 1st molar (actually 3rd premolar)
What is the relationship of the mandible to the maxilla in an animal with a class II malocclusion (distoclusion)?
Mandibular teeth positioned distal to their normal maxillary counterparts-due to abnormally long maxilla or short mandible(BRACHYGNATHIC)
What is the relationship of the mandible to the maxilla in an animal with a class III malocclusion (mesioclusion)?
Mandibular teeth occlude mesial to their normal maxillary counterparts- due to abnormally short maxilla or long mandible (PROGNATHIC)
Give three reasons why small breed dogs are more prone to periodontal disease than are large breed dogs.
Lack of chewing, Diet, Crowded Teeth
What is plaque? How long does it take to form? How is it most easily removed?
Bacterial Layer= colonize tooth surface 6-8 hours, toothbrush
What is calculus (tarter)? How long does it take to form? How is it most easily removed?
Mineralized plaque, 3-5 days, can not remove with a toothbrush
Which tooth in the dog is most commonly fractured?
Upper 4th premolar
What four things happen in periodontitis (stages II – IV periodontal disease) that do not happen in gingivitis (stages I periodontal disease)?
No pocket formation, no periodontal attachment loss, no bone loss, no tooth mobiliy (Stages II,III,IV of periodontal disease)
What is the difference between gingivitis and periodontits from the standpoint of reversibility?
Gingivitis is reversible
What is the measure of the degree of periodontits and how is this best assessed?
BONE LOSS= Radiographs
What is the purpose of root debridement and subgingival curettage in the treatment of periodontal disease?
To remove plaque & calculus from teeth and minimize plaque reattachment
What is HESKA PERIOceutic gel? Where is it applied and what is its purpose?
Delivers doxycycline to periodontal pockets
What is Porphyromonas Denticanis-Gulae-Salivosa Bactrin and for what is it used?
*Prevents canine periodontitis
*Gram Negative anaerobic bacteria associated with periodontal disease in dogs
What are the two types of ultrasonic scaling units?
 MAGNETOSTRICTIVE
 PIEZOELECTRIC
What portion of the insert in the hand piece of an ultrasonic scaler is placed against the tooth?
SIDE OF TIP
What is the time interval that an ultrasonic scaler should be used on a tooth at one time? Why?
 5-10Sec. MAX
 Prevent injury to tooth
What is the low speed hand piece on a dental unit used for?
Polishing Teeth
What is the high speed hand piece on a dental unit used for?
 Drilling & cutting teeth for endodontics & exodontics
Hand scalers are used to remove calculus on what part of the tooth?
CROWN
Curettes are used to remove calculus on what part of the tooth?
BELOW GUMLINE
For what is a periodontal probe used?
Determine depth of pockets
For what is a periodontal explorer used?
Detect subgingival calculus, resorptive lesions, exposed pulp
Dental elevators are used to break down what structure when extracting teeth?
BREAK the Periodontal Ligament
How does one perform the bisecting angle technique for dental radiography?
X-ray beam perpendicular to line that bisects angle created by long axis of tooth and the film plane
What radiographic artifacts does the bisecting angle technique minimize?
FORESHORTENING & ELOGATION
For which teeth is the bisecting angle technique recommended when performing dental radiography?
Used for mandibular incisors and canines and all maxillary teeth
For which teeth is the parallel technique recommended when performing dental radiography?
Mandibular premolars and molars
What type of film is recommended for dental radiography to give optimum detail?
Non-screen intra-oral dental film
What is a dental prophylaxis?
Series of procedures by which calculus and stain are removed from the teeth and the enamel surfaces are polished
What are three potential complications that can occur when performing a dental prophylaxis?
 Injury to gingival tissues
 Damage to enamel
 Bacteremia
In what position should an animal be when a dental prophylaxis is performed?
Lateral Recumbency
Why should the technician wear a mask, goggles, and gloves when performing a dental prophylaxis?
To prevent exposure to and infection from aerosolized bacteria
What is the time interval that each tooth should be polished at one time?
5-10secs on each tooth
What two products are routinely used on teeth at the end of a routine dental prophylaxis?
Fluoride TX & OraVet Barrier Sealant
What is the purpose of OraVet Barrier Sealant?
Prevents formation of plaque and calculus
What does the term exodontics refer to?
Extraction of Teeth
What does the term endodontics refer to?
TX of dental pulp, root canal therapy
What is the most common indication for endodontics in dogs and cats?
FRACTURED TEETH
In what time frame should a vital pulpotomy be performed on a mature tooth?
48hours
How does a standard root canal differ from a vital pulpotomy?
Vital Pulpectomy= Preserves healthy pulp
Standard Root Canal= Entire pulp removed through fractured site
What is the purpose of restorative dentistry?
Restore form & function and protect tooth after endodontic TX
What type of restorative provides the hardest material and is easiest to install?
Amalgam (silver alloys)
What type of restorative material is most commonly used in veterinary medicine?
COMPOSITES (plastics)
What is the purpose of orthodontics?
Correction of Dental Malocclusions
What advice should be given relative to breeding and showing animals that require orthodontic procedures?
Animals that have been altered are often not eligible for showing, DO NOT BREED with malocclusions
What tooth is most prone to develop a tooth root abscess? What external symptom frequently accompanies this?
Maxillary carnasial teeth= swelling ventral to eye
80. What is a Feline Odontoclastic Resorptive Lesion? What is the best treatment for this condition?
Defect in tooth, usually along gumline at neck of tooth= EXTRACTION
. What is Feline Lymphocytic-Plasmacytic Stomatitis? What information should clients be given relative to the treatment of the condition? For what two disorders should cats with this condition be tested?
 Inflammation of the oral mucosa including buccal, labial mucosa, palate, tongue, floor of mouth, and gingival
 Extraction of all teeth, plaque prevention, control of immune response, often prolonged & results in control not cure
 FeLV & FIV
What is the most common feline oral tumor?
Squamous Cell Carcinoma