Fleas and mites Flashcards

0
Q

What parasites is 3-4mm, with a body that it flattened laterally with powerful legs for leaping and has piercing/sucking mouth parts?

A

Flea

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1
Q

What is the name for the flea?

A

Ctenocephalides spp.

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2
Q

What do flea eggs look like?

A

0.5mm white and oval

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3
Q

What are symptoms of fleas? 5

A

Irritation, itching, loss of body condition, allergic dermatitis, disease transmission

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4
Q

How do you diagnose fleas?

A

Fleas and flea dirt

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5
Q

How do you control fleas?

A

Treat host and environment

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6
Q

What is the life cycle of the flea and how long?

A

3 week life cycle

Egg-larva-pupa-adult

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7
Q

Are fleas host specific

A

No

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8
Q

How long are fleas in the larva stage?

A

1-2weeks

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9
Q

How much of the flea population is each stage of the cycle?

A

50-eggs
35 larva
10 pupae
5 adults

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10
Q

What is one of the oldest diseases effecting man?

A

Plague

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11
Q

What bacteria causes the plague?

A

Yersina pestis

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12
Q

What is yersinia pestis maintained in?

A

Rodents and prarie dogs

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13
Q

What are seven symptoms of the plague in humans

A

Fever chills myalgia sore throat headache lymph node enlargement and septicemia with development of pulmonary disease

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14
Q

What are symptoms of the plague in rodents?

A

I’ll and die

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15
Q

What are five symptoms of plague in cats?

A

Fever, dyspnea, nasal discharge, swollen lymph nodes, septicemia

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16
Q

What is the incubation period for the plague?

A

2-6 days

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17
Q

What is the mode of ttansmission for the plague? 3

A

Bite of an infected rodent flea
Handling tissues or fluids
Inhalation of airborne bacteria from cats or humans with pulmonary disease

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18
Q

How do you diagnose the plague 4

A

Culture of lymph node aspirate, blood, sputum, CSF

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19
Q

How do you treat the plague?

A

Antibiotics

20
Q

How do you control and prevent the plague? 5

A
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
21
Q

What is the term for ear mites

A

Otodectes cyanotis

22
Q

What do ear mites cause?

A

External otitis

23
Q

How do you diagnose ear mites

A

Debris from external ear canal

24
How can you control ear mites
Clean ears and apply mitecide
25
What do you call a mite infestation?
Mange
26
What do mites feed on?
Skin debris and lymph
27
Are ear mites host specific?
Yes
28
What is the life cycle of ear mites?
Eggs-larva-nymph-adult
29
What stage to ear mites have six legs and when do they get eight?
Larvae and nymph
30
What is the name of the fur mite?
Cheyletiella
31
What is another name for the fur night?
Walking dandruff mite
32
What does cheyletiella effect?
Cats
33
Where do fur mites hang out?
Surface
34
What do fur mites cause?
Mold itching and hair loss, alopecic dermatitis
35
How long is cheyletiellas life span?
18-21 days
36
How can you diagnose the fur mite?
Skin svraping
37
How do you control fur mites
Apply miticide
38
What is the mange mite?
Sarcoptes scabiei
39
What can burrow tunnels into skin?
Sarcoptic scabiei
40
What does the mange mite cause?
Severe dermatitis
41
How do you diagnose mange mites?
Deep skin svraping
42
How do you control the mange mite?
Apply miticide, clip hair and bathe
43
What is the name of the follicular mange mite?
Demodex
44
What does Dempsey cause?
Severe dermatitis
45
How do you diagnose Demodex?
Deep skin scraping
46
How do you control Demodex?
Treat with topical or systemic miticide
47
Is Demodex host specific?
Yes
48
What sis the life cycle of the biting live and how long?
Four weeks