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55 Cards in this Set

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Normal Occlusion


Scissor bite


Upper teeth occlude on the outside of lower

Where do the mandibular canine teeth rest?
In the Interdental space between maxillary I3 and C
Skeletal

Discrepancy in jaw length/ width
Dental

Abnormality in tooth positioning

Orthodontics
Abnormal dentition
C1O Class 1 malocclusion

Normal jaw occlusion w/1 or more teeth out of alignment
C1O: Base narrowed canine

Narrow mandible


Overly upright canine


persistent deciduous canines




Teeth hit the hard palete

C1O: Spearing Canines


"lancing" "tusk" teeth


Rostral direction


C1O: Spearing lateral incisors

Rostral direction
C1O: Anterior Cross Bite AXB


One or more anterior teeth are misaligned


No Tx needed


Likely from retained primary teeth





Posterior Cross Bite PXB

Maxillary premolar/molar are lingual to mandibular premolar/molar
C2O: Class 2 Malocclusion

Over bite- Mandible too short
C3O Class 3 Malocclusion
Under bite
C3O: Mandibular Prognathism


Mandible too long


Gap between PM1 and K9


No crowding of maxillary teeth

C3O: Maxillary Brachygnathism


Maxilla too short


Maxillary teeth overcrowding


C3O: Mandibular Canine

Occlude against lateral incisor


Occlude rostral to lateral incisor


Wry bite


One side of the jaw grows more then the other


Incisors don't properly align

Retained Primary


Can cause over crowding, extract asap




Supernumerary teeth


Extra teeth beyond dental formula


often seen in smushy face

Peg teeth


Abnormally formed supernumerary teeth




Incisor/canine region


Fused teeeth

Fusion of 2 tooth buds to form one tooth
Gemini teeth

Single tooth bud that split and develop into 2 teeth
Anodontia


Absence of a tooth -- circle "O" in chart




Rads!

Fx1

Chip fracture: Loss of enamel only


Usually no Tx

Fx2


Both enamel and dentin


No pulp Exposure


Possible restoration


Tx: bonding

Fx2b


Fx2at extended below the gum line


Broken part is removed and the rest is bonded

Fx3


Enamel, dentin, and pulp chamber


Tx: Extraction or endodontics


Fx3b

Fx3 that extends below the gum line
Fx4


Involves the entire root width with exposure and root canal




Extractions needed

Tooth discoloration: Purple

Hemorrhage in pulp chamber
Tooth discoloration: Pink


loss of oxygen in tissue/ bone


Dentin tubules not viable

Tooth discoloration: Potato colored

Dead
Luxation

Partial displacement from socket




Tx: wire or splint

Avulsions


Complete displacement


Extraction

Electric cord shock

Damage gingiva, mucosa, tongue, teeth
Stains

Exposure of underlying dentin
Abrasions

Due to untreated chewing of abrasive objects
Tooth discoloration: Yellow

From sulfa drugs if its been used when animal is young
Attrition
Wear secondary to repeated friction against adjacent tooth
Enamel Hypoplasia

Disruption in ameloblast during development tooth
Endodontics

Discipline dealing with conditions affecting the pulp and apical tissues
Caries (cavities)


pits, fissures on occlusal surface of the tooth




Often in large dogs on molars

Feline Odontoclastic resorptive lesions

Demineralization of tooth


Most common in cats PM3

Stomatitis

Inflammation of the mucus lining of any structure in the mouth

Oronasal Fistula

Communication between the root of the maxillary canine and nasal cavity
Carnassial tooth Abscess

common injury due to function of tooth




often leads to painful swelling below the eye

Granuloma

proliferation of tissue in response to chronic inflammation
Gingival Hyperplasia

Enlargement of gum tissue
Acromegaly


Endocrine disorder


Enlarged gingival tissue


Fibromatous epulis

Fibrous tumor originating from gingival tissue
Ossifying Epulis


Tumor with excess bony material
Malignant Melanoma


Can occur anywhere in oral cavity


Metastasis- lungs, lymph nodes, bone


Fibrosarcoma
Fleshy mass in gingiva buccal area or tongue

Oral squamous cell carcinoma

Nodular, irregular mass locally aggressive

What are the OSHA regulations for safety gear?
Gloves, Mask, Safety glasses