Flashcards in External Parasites Deck (32)
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1
Name 3 types of biting flies.
Deer Fly, Horse Fly, Stable Fly, Horn Fly
(Source: Horse Science (National 4-H Council), p. 52)
2
What is the common name for barn itch?
Ringworm
(Source: Horses and Horsemanship, Ensminger, p. 362)
3
What are three species of bots?
Horse Bot (nit fly), Thread Bot (chin fly), Nose Bot (nose fly)
(Source: Horses and Horsemanship, Ensminger, p. 349)
4
By what method does the tick make transitions from one stage of its life cycle to the next stage (i.e. egg to 6 legged larva)?
Molting
(Source: Horse Science (National 4-H Council), p. 54)
5
What causes mange in horses?
Mites
(Source: Horse Science (National 4-H Council), p. 54)
6
EEE and WEE are transmitted by what insect?
Mosquito
(Source: AYHC Horse Industry Handbook, 625-1)
7
Ringworm is caused by what?
A fungus
(Source: Horse Science (National 4-H Council), p. 55)
8
This is a contagious infection of the outer layers of skin caused by an infestation of microscopic fungi.
Ringworm
(Source: Horses and Horsemanship, Ensminger, p. 362)
9
Blow flies are common in the United States and inflict damage by laying eggs where?
In wounds
(Source: Horse Science (National 4-H Council), p. 52)
10
What disease is caused by mites?
Mange
(Source: Horse Science (National 4-H Council), p. 54)
11
Name 3 of the 5 most common external parasites.
Flies, Mites, Lice, Ticks, Fungus causing ringworm
(Source: Horse Science (National 4-H Council), p. 52)
12
Mange mites have how many legs?
Eight
(Source: The Horse, Evans, p. 645)
13
Name the four distinct stages of flies.
Egg, Larva (bot), Pupa, Adult Fly
(Source: Horse Science (National 4-H Council), p. 52)
14
Where does the most common botfly, gasterophilus intestinalis, deposit its eggs?
On hairs of the fore limbs and shoulders
(Source: AYHC Horse Industry Handbook, 415-5)
15
What disease do mites cause?
Mange
(Source: Horse Science (National 4-H Council), p. 54)
16
Which external parasite attaches to its' host & feeds on its' blood?
Tick
(Source: AYHC Horse Industry Handbook, 415-7)
17
Where do adult lice attach their eggs?
To the hair
(Source: AYHC Horse Industry Handbook, 415-6)
18
What is the foundation of any successful fly control program?
Good sanitation
(Source: AYHC Horse Industry Handbook, 415-3)
19
What are nits?
Lice eggs
(Source: The Horse, Evans, p. 644)
20
What are some of the most persistent pests of horses?
Flies
(Source: AYHC Horse Industry Handbook, 415-1)
21
Which type of parasites is easier to eradicate - external or internal?
External
(Source: Horse Science (National 4-H Council), p. 52)
22
The best way to control flies is to keep the barn what?
Clean
(Source: AYHC Horse Industry Handbook, 415-3)
23
Name a major breeding site for flies.
Manure
(Source: AYHC Horse Industry Handbook, 415-3)
24
What do ticks feed upon?
Blood
(Source: AYHC Horse Industry Handbook, 415-7)
25
Which general type of parasites - internal or external - usually bite and/or suck blood?
External parasites
(Source: The Horse, Evans, p. 642-645)
26
Which fly lays its' eggs on the horse's hair coat?
Bot fly
(Source: AYHC Horse Industry Handbook, 415-5)
27
What is a small organism that lives on or in and at the expense of a larger organism called?
Parasite
(Source: The Horse, Evans, p. 617)
28
When do mosquitoes most commonly feed on horses?
Dusk
(Source: AYHC Horse Industry Handbook, 415-2)
29
How long can lice live without a host?
7 days
(Source: Equine Science, Griffiths, p. 186)
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