Dfgr

Study Guide Animal Parasitology
Chapters 23- 32
 
Warning: These questions are only a guide, they are not meant to take the place of reading the text and studying the class notes. You are responsible for the material covered in class even though I may have forgotten to cover it in this study guide.

Chapter 19
 
Class Monogenea
 
Monogenea are mostly parasites of what animals? Whereon these animals are they found?
What is the major attachment organ in Monogenea called?
Do Monogenea have a digestive tract?
Are monogenea monoecious or dioecius?
What are the life cycle stages of monogenea called?
What artificial situation enhances the density of Monogenean parasites?
 
 
Chapter 20
 
Class Cestoidea
 
General
 
How do cestodes differ from the digenea?
As adults,cestodes (Eucestoda) are parasites of what group of animals?
What are the three regions of the body of cestodes?
An individual segment in the chain of segments in cestodes is called what?
A narrow, unsegmented, undifferentiated area just posterior of the scolex is called what?
What is the process of forming the chain of segments called?
Define immature, mature and gravid segments.
What aretwo different types of attachment organs on the head of a tapeworm?
What type of scolex has two (sometimes four and six) longitudinally arranged, shallow depressions?
The "skin" of cestodes is called what?
What unique structures are found on the surface of the "skin" of cestodes?
What type of cells form the osmoregulatory system of cestodes?
What type of nervous system is found in cestodes?As segments are pushed posteriad during development what sex organs develop first? What advantage might there be for having one sex develop before another?
How many testes do cestodes have? How many ovaries?
What is the pattern of arrangement of vitelline cells in the cestodes?
In some cestode species, posterior segments filled with eggs may break off the end of the chain and pass out of thebody of the host. What is this process is called?
What type of scolex has four muscular suction cups in the equatorial region? What is another type of scolex (with another type of attachment organ)?
Pseudiphyllidean tapeworm eggs are characterized morphologically by having ...
Dipylidean tapeworm eggs are characterized morphologically by having ...
Taenioid tapeworm eggs are characterizedmorphologically by having ...
What do you call the two basic life cycle patterns in human tapeworm infections? What type of life (habitat) is each adapted for?
What are the intermediate stages in the two basic life cycle patterns of human tapeworm infection?
Cestodes are more closely related to Digenea, Turbellarians or Monogenea?
 
 


Chapter 21
 
Order Pseudophyllidea
FamilyDiphyllobothriidae
 
What is the common name for Diphyllobothrium latum?
What morphological features distinguish Diphyllobothrium latum?
What is the morphology of the egg in Diphyllobothrium latum?
What features characterize the proglottid of Diphyllobothrium latum?
The life cycle of Diphyllobothrium latum includes what life cycle stages?
Diphyllobothrium latum is apolytic or anapolytic?
Whatis the first intermediate host of Diphyllobothrium latum? What is the second?
How does a human become infected with Diphyllobothrium latum?
What unusual deficiency occurs with Diphyllobothrium latum infections?
 
What is a condition in humans caused by plerocercoid larvae of several pseudophyllidean tapeworms infecting tissues?
 
Order Cyclophyllidea
Family Taeniidae
 
The immatureworms of taeniid tapeworms are commonly called what?
What group of animals serve as the intermediate hosts for taeniid tapeworms?
What is the species of the beef tapeworm?
Geographically, where is the beef tapeworm found?
What is the morphology of the scolex of the beef tapeworm? How does it differ from the pork tapeworm?
How is the proglottid of the beef tapeworm distinguished from the...