Fleas and mites Flashcards
What parasites is 3-4mm, with a body that it flattened laterally with powerful legs for leaping and has piercing/sucking mouth parts?
Flea
What is the name for the flea?
Ctenocephalides spp.
What do flea eggs look like?
0.5mm white and oval
What are symptoms of fleas? 5
Irritation, itching, loss of body condition, allergic dermatitis, disease transmission
How do you diagnose fleas?
Fleas and flea dirt
How do you control fleas?
Treat host and environment
What is the life cycle of the flea and how long?
3 week life cycle
Egg-larva-pupa-adult
Are fleas host specific
No
How long are fleas in the larva stage?
1-2weeks
How much of the flea population is each stage of the cycle?
50-eggs
35 larva
10 pupae
5 adults
What is one of the oldest diseases effecting man?
Plague
What bacteria causes the plague?
Yersina pestis
What is yersinia pestis maintained in?
Rodents and prarie dogs
What are seven symptoms of the plague in humans
Fever chills myalgia sore throat headache lymph node enlargement and septicemia with development of pulmonary disease
What are symptoms of the plague in rodents?
I’ll and die
What are five symptoms of plague in cats?
Fever, dyspnea, nasal discharge, swollen lymph nodes, septicemia
What is the incubation period for the plague?
2-6 days
What is the mode of ttansmission for the plague? 3
Bite of an infected rodent flea
Handling tissues or fluids
Inhalation of airborne bacteria from cats or humans with pulmonary disease
How do you diagnose the plague 4
Culture of lymph node aspirate, blood, sputum, CSF
How do you treat the plague?
Antibiotics
How do you control and prevent the plague? 5
Prevent human contact with wild rodents Use insecticides/repellents when entering wild life habitats Wear gloves when hunting or handling Keep dogs and cats from hunting Vaccinate individuals at risk
What is the term for ear mites
Otodectes cyanotis
What do ear mites cause?
External otitis
How do you diagnose ear mites
Debris from external ear canal
How can you control ear mites
Clean ears and apply mitecide
What do you call a mite infestation?
Mange
What do mites feed on?
Skin debris and lymph
Are ear mites host specific?
Yes
What is the life cycle of ear mites?
Eggs-larva-nymph-adult
What stage to ear mites have six legs and when do they get eight?
Larvae and nymph
What is the name of the fur mite?
Cheyletiella
What is another name for the fur night?
Walking dandruff mite
What does cheyletiella effect?
Cats
Where do fur mites hang out?
Surface
What do fur mites cause?
Mold itching and hair loss, alopecic dermatitis
How long is cheyletiellas life span?
18-21 days
How can you diagnose the fur mite?
Skin svraping
How do you control fur mites
Apply miticide
What is the mange mite?
Sarcoptes scabiei
What can burrow tunnels into skin?
Sarcoptic scabiei
What does the mange mite cause?
Severe dermatitis
How do you diagnose mange mites?
Deep skin svraping
How do you control the mange mite?
Apply miticide, clip hair and bathe
What is the name of the follicular mange mite?
Demodex
What does Dempsey cause?
Severe dermatitis
How do you diagnose Demodex?
Deep skin scraping
How do you control Demodex?
Treat with topical or systemic miticide
Is Demodex host specific?
Yes
What sis the life cycle of the biting live and how long?
Four weeks
