Haematobia Irritans Flashcards

1
Q

common name

A

horn fly

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2
Q

hosts

A

cattle

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3
Q

size of adult

A

4mm

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4
Q

smallest of ____muscids

A

bloodsucking

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5
Q

life cycle

A
females lay eggs in feces
eggs hatch in a day 
larvae mature to pupal 
pupals produce adults
adults remain on cattle host
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6
Q

site of infection

A

back, sides, abdomen

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7
Q

pathogenesis

A

intense irritation- feed in thousands
impair milk production
transmit helminths

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8
Q

more than ____ flies leads to economic loss

A

200

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9
Q

treatment and prevention

A

apply parasiticides to host

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