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ECTOPARASITES
N/A
40
Veterinary Medicine
Undergraduate 2
11/06/2013

Additional Veterinary Medicine Flashcards

 


 

Cards

Term
Pediculosis
Definition
Infestation of lice
Term
Myiasis
Definition
Infestation of the body by maggots
Term
Acariasis
Definition
Infestation of mites or ticks
Term
Mange
Definition
Skin infection of demestic animals caused by mites
Term
Collection of Samples - Skin
Definition

Skin scraping

 

Cellophane tape

 

Hair plucking

 

Epidermal collection

Term
Skin Scraping
Definition

Scrap at interface of affected and unaffected skin 

 

Scrap mutipule sites

 

Most common diagnostic procedure for ectoparasites

 

Evaluate at 4x or 10x with mineral oil

Term
Lice
Definition

Mallophage

 

Anoplura

 

Egg, nymph, adult (3-4 week life cycle)

 

Can cause anemia

 

Tx with pyrethrin

Term
Mallophage
Definition

Yellow

 

Have large roun heads

 

Chew

Term
Anoplura
Definition

Red to grey

 

Suck

 

Do not infect cats or cirds

Term
Black Flies (Buffalo gnats)
Definition

Suck blood from host

 

Painful bites

 

Swarm

 

Like short haired animals

Term
Culicoides Gnats
Definition

Suck blood from host at dusk and dawn

 

Transmit bluetongue virus of sheep

Term
Gnats (Eye Gnats, Dog Penis Gnats)
Definition

Have sponging mouthparts

 

Like the teats of dairy cattle and the penis of dogs

 

 

Term
Mosquitoes
Definition

Blood feeders

 

Intermediate host for dirofilaria immitis

Term
Horse Flies and Deer Flies
Definition

Only females suck blood

 

Mechanical transmitters of anthrax, anaplasmosis, and EIA

Term
Stable Fly (Bitting housefly, Common fly)
Definition

Sucks blood

 

Vectors of anthrax and EIA

Term
Horn Fly
Definition

Has bayonet-like probiscus fron head

 

Causes greater loss in cattle than any other blood sucking fly

 

Legs eggs in manuer

Term
Face Files
Definition

Feeds on mucus, tears, and saliva or large animals

 

Involved in transmiting of infectious KJS or pinkeye in cattle

Term
Maggots
Definition

Larval stages usually associated with bacteria or eith a matted haircoat contaminated with urine of feces

 

Toxins released can damage tissue

 

Tunnel through epidermal and into SC space

Term
Melophagus Ovinus
Definition

Sheep Ked

 

Permanent

Term
Cuterebra (Wolf Warble)
Definition

Bite and dig hole to continue to eat

 

Affect neck and face

 

Do not crush or break them when removing - will cause anaphylatic shock

Term
Hypoderma (Ox Warble, Cattle Grub)
Definition

Affect cattle

 

resemble honeybees

Term
Fleas
Definition

Most economically important insect to vets

 

Have piercing sucking mouthparts

Term
Ctenocephalides felis
Definition

Flea of the cat

 

most common found on dogs and cats

Term
Echidnophaga Gallinacea
Definition
Flea of poultry
Term
Sarcoptic Mites
Definition

Produce severe dermatologic problems accompanied by puritus

 

Very contagious

Term
Sarcoptes Scabei
Definition

Zoonotic

 

Extremely contagious and pruritic

 

Diagnosed with skin scraping

 

Tx Ivermectin or organophosphate dips

Term
Notoedres Cati
Definition

Feline scabies mite

 

infects cats and rabbits

Term
Cnemidocoptes pilae
Definition
Causes scaly leg in parakeets
Term
Psoroptes Cuniculi
Definition

ear canker mite or rabbits

 

ear swam mineral oil

Term
Otodectes Cynotis (Ear Mite)
Definition
Common cause of otitis externa in dogs cats and ferrets
Term
Demodex
Definition

Red mange

 

Mostly spread through mothers milk

 

Live in hair follicle

Term
Cheyletiella
Definition

Walking dandruff

 

Zoonotic

 

Diagnosis with cellophane tape

Term
Tick Life Cycle
Definition

Egg

 

6 leg larva

 

8 leg nymph

 

8 leg adult

Term
Ticks
Definition

Argasid

 

Ixodid

 

trasmits diseases

Term
Argasid Ticks
Definition

Soft ticks

 

Otobius megnini

Term
Ixodid Ticks
Definition
Hard ticks
Term
Rhipicephalus sanguineus (brown dog tick)
Definition

Only dog

 

intermediate host for babesia canis

Term
Amblyomma Americanum (lone star tick)
Definition

target head, stomach, and flank

 

vector of tularemia and RMSF

Term
Boophilus Annulates (Texas cattle fever tick, or North American tick)
Definition

intermediate host for babesia bigemina

 

cattle

Term
Ixodes Scapularis (deer tick)
Definition
transmitter of lyme disease
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