Lice: Chewing and sucking
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Questions and Answers

What is the scientific name for Lice?

Phthiraptera

What’s the LC for Lice?

ENNNA

Lice are not host specific

False

What are the two types of lice?

<p>Chewing lice and sucking lice.</p> Signup and view all the answers

Match the scientific name to appropriate parasite

<p>Phthiraptera = Lice Ischnoocerca = Chewing lice Anoplura = Sucking lice Free bee = Free bee</p> Signup and view all the answers

Describe the characteristics of chewing lice

<p>Head is bigger than thorax , very host specific, blunt head for bigger chomps, feed on hair, skin and feathers, cause pruritus and hosts are mammals and birds</p> Signup and view all the answers

Describe characteristics of sucking lice

<p>Thorax is bigger than head, pointy head, very host specific, big meaty claws to clasp onto hair, hosts are mammals only, cause anemia</p> Signup and view all the answers

What are seven types of chewing lice? (Give street name)

<p>Dog biting louse, cat biting louse, cattle biting louse, biting louse of sheep, red louse, chewing lice and equid lice</p> Signup and view all the answers

Match the street name to correct scientific name

<p>Trichodectes canis = Dog biting louse, canine chewing louse Felicia subrostratus = Cat biting louse Bovicola bovis = Cattle biting louse Bovicola ovis = Biting louse of sheep</p> Signup and view all the answers

Match the street name to correct scientific name

<p>Bovicola caprae = Red louse Avian lice = Biting, chewing lice Felicia subrostratus = Cat biting louse Trichodectes canis = Dog biting louse, canine chewing louse</p> Signup and view all the answers

Trichodectes canine spends its entire life on the host

<p>True</p> Signup and view all the answers

What is Trichodectes canis a vector for?

<p>Dipylidium caninum</p> Signup and view all the answers

Trichodectes is more prevalent in long haired breeds and older dogs

<p>False</p> Signup and view all the answers

What are the CS of Trichodectes Canis?

<p>Pruritis, restlessness, hair loss from scratching</p> Signup and view all the answers

What is the appropriate treatment/prevention for Trichodectes canis?

<p>Avoid direct contact with infected brushes, combs, blankets, use MCLS to treat</p> Signup and view all the answers

What morphological characteristic helps you ID Felicola Subsrostratus ?

<p>Their triangular anterior portion of head</p> Signup and view all the answers

Felicola subrostratus spends its entire LC on the host

<p>True</p> Signup and view all the answers

What is the predilection site of cat biting louse?

<p>Skin, face, ear pinnae, back</p> Signup and view all the answers

What age range is most susceptible to Felicola subsrostratus?

<p>Older, chronically ill animals and long haired breeds</p> Signup and view all the answers

Beyoncé says she’s an independent woman. Which chewing louse is she referring to?

<p>Bovicola bovis</p> Signup and view all the answers

What is unique about Bovicola’s pathogenesis?

<p>The parasite does not need male to donate their sperm, therefore the LC is fast</p> Signup and view all the answers

Bovicola Bovis proliferates in the summer

<p>False</p> Signup and view all the answers

Bovicola bovis is unable to thrive in the summer because the summer sunlight is lethal, and the skin surface temperature is too high

<p>True</p> Signup and view all the answers

Where is the predilection site of Bovicola Bovis

<p>Head, poll, neck, shoulders, rump, tail switch</p> Signup and view all the answers

What is the pathogenesis of Bovicola bovis?

<p>Pruritis in heavy infections, chronic dermatitis</p> Signup and view all the answers

What is the treatment for a Bovicola Bovis infection?

<p>MCL’s and ectoparasiticides</p> Signup and view all the answers

What is the most pathogenic sheep lice?

<p>Bovicola ovis</p> Signup and view all the answers

Where is the predilection site of Bovicola ovis?

<p>Wool over the whole body</p> Signup and view all the answers

What is the treatment for Bovicola ovis?

<p>MCL’s</p> Signup and view all the answers

Who is the host for Bovicola caprae?

<p>Goats</p> Signup and view all the answers

The street name for Bovicola caprae is ____

<p>Red louse</p> Signup and view all the answers

What is the predilection site for Bovicola Caprae, and what is the treatment ?

<p>Whole body, treat with MCLS</p> Signup and view all the answers

What is the pathogenesis of Avian lice?

<p>Lice digest the keratin and bite feathers; sleeplessness, feather plucking, inappetence</p> Signup and view all the answers

What is the treatment for avian lice?

<p>MCL’s</p> Signup and view all the answers

Birds have chewing and sucking lice

<p>False</p> Signup and view all the answers

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