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Most common portal of entry into the alimentary canal?

ingestion

absence of the lower jaw due to failure of development of the 1st brachial arch

agnathia

what species is agnathia most commonly seen in?

lambs

failure of fusion of the lateral palatine processes

palatoschisis

example of drug that can cause palatoschisis when given to a pregnant queen or mare

griseofulvin

failure of fusion of the upper lip along the philtrum

cheiloschisis

what is the common name for cheiloschisis?

hare lip

inflammation of the oral and mucous membranes

stomatitis

inflammation of the gingiva

gingivitis

in vesicular stomatitides, vesicles form between what two layers?

epithelium, lamina propria

most common location of vesicles in feline calicivirus?

tongue

virus that causes foot and mouth disease?

picornavirus

virus that causes vesicular stomatitis?

rhabdovirus

virus that causes vesicular exanthema of swine?

calicivirus

virus that causes swine vesicular disease?

picornavirus

vesicular stomatitides start as intracellular edema which leads to ballooning degeneration in what cell layer?

stratum spinosum

of the four vesicular stomatitides discussed, which one is not reportable in the US?

vesicular stomatitis

FMD has low or high mortality in adults?

low

FMD has low or high mortality rates in the young?

high

cause of high mortality rates of FMD in young animals?

myocarditis

common name given to the heart of young animals suffering from FMD?

tiger heart

lesions of FMD can be seen post-mortem in what location of the alimentary canal?

rumen pillars

FMD lesions tend to be more severe in which species?

swine

lesions of vesicular stomatitis limited to what three locations?

mouth, teats, feet

san miguel sea lion virus is most closely related with which vesicular stomatitides?

vesicular exanthema

non-infectious vesicular disease characterized by acantholysis

pemphigus vulgaris

non-infectious vesicular disease characterized by the absence of acantholysis

bullous pemphigoid

condition caused by high blood/salivary urea, which gets transformed by oral bacteria into ammonia causing caustic injuries

uremic stomatitis

main cause of papular/proliferative stomatitides?

parapoxvirus

bovine papular stomatitis is characterized by what type of degeneration in the stratum spinosum?

ballooning

bovine papular stomatitis causes what kind of inclusion bodies?

eosinophilic intracytoplasmic

zoonotic disease in humans caused by bovine papular stomatitis?

milker's nodules

most common location of contagious ecthyma in goats/sheep?

commissures

calf diphtheria is caused by what bacterium?

fusobacterium necrophorum

what is another name for calf diphtheria?

oral necrobacillosis

focal granuloma or ulcer in oral cavity of cats and sometimes dogs

oral eosinophilic granuloma

chronic, idiopathic condition of cats characterized by inflamed gingiva, inappetence, and fetid breath (usually associated with FeLV & FIV)

lymphoplasmacytic stomatitis

the most common oral masses of dogs are fibromatous epilus of the periodontal ligament and _______________________

gingival hypertrophy/hyperplasia

gingival hyperplasia most common in what type of dogs?

brachycephalic breeds

most common malignant neoplasm of the oral cavity of dogs

oral melanoma

what percentage of oral melanomas in dogs are malignant?

90%

most common type of oral neoplasia of cats

squamous cell carcinoma

3 location of squamous cell carcinomas in the oral cavity of the cat

tongue, tonsil, gingiva

in what species are oral fibrosarcomas most likely to be found?

feline

does canine oral papillomatosis occur more frequently in older dogs or younger dogs?

younger

canine oral papillomatosis causes cells in which cell layer to enlarge and undergo ballooning degeneration?

stratum spinosum

canine oral papillomatosis cause what kind of inclusion bodies?

intranuclear

lengthening of the mandible

prognathia

shortness of the maxilla

brachygnathia superior

shortness of the mandible

brachygnathia inferior

distemper infection in dogs during odontogenesis can lead to interference of the ameloblasts, decreasing enamel production causing what disorder?

segmental enamel hypoplasia

excess of what substances is of specific importance to destruction of ameloblasts and odontoblasts?

fluoride

incorporation of pigmented chemical agents during teeth mineralization

enamel discoloration

major cause of enamel discoloration in younger animals

tetracycline

incorporation of porphyrins into dentin

congenital porphyria

odontoclastic resorption of the tooth neck followed by red granulation tissue overlying the gingival margins in cats

feline external resorptive neck lesions

non-mineralized composite mass of bacteria, food particles, and other tissue cells adhered to the tooth surface

plaque

a mineralized plaque

calculus

regression of the gum line with inflammation of the gingival sulcus and alveolus, with resorption of the alveolar bone and periodontal ligament

periodontal disease

common, benign tumor typically of the periodontal ligament-type stroma

fibromatous epulis of the periodontal ligament

aggressive infiltrative tumor in dogs of the odontogenic epithelium that commonly recurs as a squamous cell carcinoma

canine acanthomatous ameloblastoma

cystic dilation of a salivary duct

ranula

pseudocyst (not lined by epithelium) filled with saliva

salivary mucocele

inflammation of salivary gland leading to sloughed cells forming a "nest" for mineralization

sialoliths

larger than normal tongue

macroglossia

abnormal pointed tongue in dogs which doesn't allow them to suckle, leading to death

bird tongue

bacteria that causes wooden tongue

actinobacillus lignieresii

infection of intact epithelium of the tongue and esophagus by candida albicans

thrush

what fungus causes thrush in the oral cavity?

candida albicans

diagnostic sign of thrush

grey-green pseudomembrane

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