Parasites Flashcards

1
Q

Giardia (Beaver Fever)

A
Protozoa,
Cause Diarrhea
Trophozoite (Motile)
Cystic (nonmotile)
Zoonotic
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2
Q

Coccidia

A

Protozoa
Husbandry Issue,
Dehydration in neonates

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3
Q

Toxoplasma gondii

A
Protozoa
litterbox,
takes 24 hours to be infectious,
deformaties in human fetus,
needs secondary host
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4
Q

Protozoa

A

Giardia, Coccidia, Toxoplasma gondii

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5
Q

Nematodes

A

Roundworms, Hookworms, Whipworm, Heartworm, Tapeworm

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6
Q

Roundworms

A

Adults in intestines, lay eggs, Eggs in faces, Larva hatch in 1-3 days. Larva get ingested.
Visceral larva migrans, can pass through milk

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7
Q

Toxocara cati

A

Roundworms in cats

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8
Q

Toxocara canis

A

Roundworm in dogs

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9
Q

Visceral larva migrant

A

When the larva travel through all the tissues

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10
Q

Hookworms

A

warm climates,
Adults in intestines, larva penetrates skin after hatching in feces, can migrate to lungs.
can travel through placenta

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11
Q

Whipworm

A

warm climate, Adults in intestines, eggs in faces, get injested.

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12
Q

Heartworm

A
Larva travel through blood, 
Mosquito ingests (secondary host) 
Matures in mosquito, injects into primary hosts.
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13
Q

Microfilaria

A

Heartworm larvae

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14
Q

Cestodes

A

Tapeworms

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15
Q

Tapeworm

A

Spp
Fleas, or rabbits/mice are secondary host,
Grow in segments, which break off and contain eggs

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16
Q

Lice Life cycle (3 stages)

A

Eggs, larvae, Adult

Can spend entire life on host

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17
Q

Flea life cycle

A

Eggs laid-> egg hatch –> cocoon–> flea

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18
Q

What does flea need to hatch? (4 things)

A

CO2, Vibration, Correct Temperature, Correct humidity

19
Q

Lice types and head shapes

A

Biting: round head
Sucking: pointy head

20
Q

Heartworm Secondary host

A

Mosquito

21
Q

Number of flea eggs laid in a day.

A

25

22
Q

Percentage of Flea population that are adults

A

5%

23
Q

What is flea scurf?

A

Flea poop and other tissues that flea larva eat.

24
Q

What are the 2 things that flea sprays contain?

A

1-something that kills fleas when they hatch, 2-IGR which prevents fleas from forming chitin and therefore their egg tooth.

25
Q

Name 4 mites

A

Demodex (spp)
Sarcoptes scabieuse
Ear mites
Walking dandruff

26
Q

Are ticks Spp?

A

No

27
Q

Name Four life stages of a Tick

A

Eggs, Larva, Nymph, Adult

28
Q

What is the CDC recommendation for parasite control in dogs?

A

Under 3 months: every 2 weals
3-6 months: Once a month
6 months+: every 3 months

29
Q

What is an endoparasite?

A

Internal parasite

Most of life spent external

30
Q

What is an ectoparasite?

A

External Parasite

31
Q

What are the different routes of parasite infection? (4)

A

Orally, through or on the skin, injected into bloodstream, Direct contact

32
Q

What types of damage do parasites do to hosts? (5 types)

A
Mechanical (physicsl)
Depletive (consuming)
Toxic 
Allergenic
Anemia
33
Q

What is a primary host?

A

Where adult parasite lives

34
Q

What is a secondary host?

A

Where the non-adult part of lifecycle occurs

35
Q

Name some parasite control products

A

Advantage II, Canine Advantix, Bravecto, Sentinel

36
Q

Which parasites are zoonotic?

A

Sarcoptes scabieux, Giardia, Toxoplasma gondii

37
Q

What parasites have an indirect life cycle?

A

Requires multiple hosts.

Toxoplasma gondii, heart worm,

38
Q

Name a couple direct parasites.

A

Fleas, Mites, Roundworm. Hookworm. Giardia, Coccidia

39
Q

Which parasites have visceral larval migrans?

A

Roundworms

40
Q

Name parasites that are spp.

A

Whipworm, heartworm, tapeworms, fleas

41
Q

What is trophozoite?

A

The motile stage of Giardia, in water

42
Q

What are common carriers of Giardia?

A

Hooved animals

43
Q

What is a leukocyte differential?

A

A microscopic look at 100 Leukocyte cells to measure how many of each type of Neutrophils, Eosinophils, Basophils, Monocytes and lymphocytes.

44
Q

What is Cystic?

A

Non motile stage of Giardia