Week One: Parasitology And Parasites That Infect (Chapter Two) Flashcards
Kingdom, phylum, class, and subclass of monogenetic trematodes
Kingdom: animalia
Phylum: Platyhelminthes
Class: Trematoda
Subclass: monogenea
What are trematodes?
Flukes
What are platyheminthes?
Flatworms
Monogenetic trematodes are found on what type of animals?
Ectoparasites of fish, amphibians, and reptiles
What are some characteristics of digenetic trematodes?
Have two intermediate hosts
First and second intermediate hosts, and definitive host
Kingdom, phylum, class, and subclass of digenetic trematodes
Kingdom: animalia
Phylum: platyheminthes
Class: trematoda
Subclass: digenea
What do digenetic trematodes look like?
Flattened, leaf shaped flukes
What type of animals are digenetic trematodes seen on
Both large and small animals
Where (in the body) are digenetic trematodes located?
Primarily in GI tract
Can also infect lungs and vasculature
What does an operculated egg look like?
Stewie’s head
Oval like with openings on one or both sides
What is paragonimus kellicotti
Digenetic trematode
Lung fluke in cats and dogs
What are eucestodes
True tapeworms
Ribbon like flatworms
What are the kingdom, phylum, and class of eucestodes?
Kingdom: animalia
Phylum: Platyhelminthes
Class: Eucestoda
How are eucestodes frequently observed?
Fecal flotation
How do eucestodes receive their nutrients?
Absorb nutrients through their tegument (skin)
What is the intermediate host?
The animals harboring the larval stages of a parasite
What are nematodes?
Round worms
Have enlongated, un segmented, cylindrical bodies
What is the kingdom and phylum of nematodes?
Kingdom: animalia
Phylum: Nematoda
What is the most numerous and complex parasite among domestic animals?
Nematodes