Week Three: Chapters 6, 7, 8 Flashcards Preview

Parasitology > Week Three: Chapters 6, 7, 8 > Flashcards

Flashcards in Week Three: Chapters 6, 7, 8 Deck (11):
1

In the subclass monogenea, who do these usually parasitize?

Fish, amphibians, and reptiles

2

In the subclass digenea, who do these usually parasitize?

Wild and domestic animals and humans

3

What do flukes look like?

Unsegmented, leaf life

4

The mouth of a fluke is surrouneded by a muscular oral sucker called...

Acetabulum

5

What do flukes not have that most parasites have?

Anus, they regurgitate contents back into the tissues or organs they infect

6

Are flukes are _____ except for the blood fluke, schistosomes.

Hermaphroditic

7

What do operculated eggs look like on a fluke?

Oval, door on one side

8

What are is the phylum, class, sublclass of flukes?

Phylum: Platyhelminthes
Class: Trematoda
Subclass: Monogenea/Digenea

9

Platynosomum fastosum:
Host, location of adult, intermediate host, transmission route, common name

Host: Cats
Location of adult: Bile ducts
Intermediate host: (first) Land snail, (second) lizard
Transmission route: Ingestion of infected lizard
Common name: Lizard poisoning fluke of cats

10

What are some clinical signs of Platynosomum fastosum?

Diarrhea, vomiting, icterus, death from obstruction of bile duct

11

Nanophyetus salmincola:
Host, location of adult, intermediate host, transmission route, common name

Host: Dogs
Location of adult: Small intestine
First intermediate host: Freshwater snail
Second intermediate host: Salmon
Transmission route: Ingestion of infected salmon
Common name: Salmon poisoning fluke of dogs