Parasitology Flashcards

1
Q

Oviparous would be explained as what kind of reproductive category?

A

The ova is produced within the parasite, which pass out of the parasite & into the host, then out of the host as ova. MOST COMMON.

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2
Q

Ovoviviparous would be explained as what kind of reproductive category?

A

The ova is produced within the parasite, which passes into the host as ova, then hatch into larvae and pass out of the host as larvae.

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3
Q

Viviparous would be explained as what kind of reproductive category?

A

The ova is produced within the parasite, then hatches into larvae within the parasite, and passes into the host and out of the host as larvae.

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4
Q

Parasitiasis

A

Parasite is present on the host and is potentially pathogenic, but animal exhibits no outward signs.

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5
Q

Parasitosis

A

Parasite present on host and exhibits obvious outward signs and harm.

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6
Q

Platyhelminthes

A

Flatworms

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7
Q

Nemahelminthes

A

Roundworms

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8
Q

Arthorpoda

A

Ectoparasites

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9
Q

What are the two classes of flatworms

A

Trematoda - not that common

Cesotda - tapeworms

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10
Q

Liver Fluke technical name

A

Fasciola hepatica

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11
Q

Fasciola hepatica - IH, Host, and morphology:

A

(Liver Fluke)
IH- snail
Host- Ruminants
Morphology- yellowish-brown single operculated oval

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12
Q

Pathogenesis, diagnosis, and treatment of Liver Fluke

A

Large #s can cause hemmorage
Blacks disease

Diag- ova in feces

Tx- Ivermectin or Albendazole

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13
Q

Which is the most economically important fluke?

A

Liver Fluke - 1 fluke found = whole herd condemned

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14
Q

Paragonimus kellicotti common name

A

Lung Fluke

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15
Q

Host of lung fluke

A

Dogs & Cats

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16
Q

Paragonimus kellicotti facts

A

found in Missouri

IH- Snail then Crayfish

17
Q

All flukes go through how many larval stages?

A

5

18
Q

Nanophyetus salmincola common name

A

Salmon poisoning fluke

19
Q

Salmon poisoning fluke IH, Host

A

IH- snail & salmon

Host- dogs & cats

20
Q

Cestoda common name

A

Tape worm

21
Q

ALL tape worms live in the ___ to ____

A

GI tract to absorb nutrients

22
Q

Common pathology seen with tapeworm infestations:

A

Failure to gain weight
Poor hair coat
Possible obstruction signs
Big appetite but no gain

23
Q

Dipylidium caninum common name

A

Flea tapeworm

24
Q

Dipylidium caninum IH, Host, and site of infestation

A

IH- flea
Host- dogs and cats
Site- small intestine

25
Q

Treatment of dipylidium caninum

A

Praziquantal

Epsiprantal

26
Q

Diagnosis of flea tapeworm

A

Proglottid in feces & hair coat

27
Q

Taenia common name

A

Tapeworm