Biology 545
HUMAN PARASITOLOGY
Sample exam

NOTE: A species is binomial; do not abbreviate generic names.

1. List 5 species of trematode that routinely spend a portion of their adult or larval life infecting the vertebrate liver, gall bladder, and/or bile ducts (2 points each; 10 points).
   1. ...

   2. ...

   3. ...

   4. ...

   5. ...

      
      

2. The following represents some key characteristics or key words describing some of the parasites we've examined thus far in class. Please write in the correct species of worm behind the prompt. More than one parasite may pertain to a particular question, but please just give one answer. In addition, some parasites may be used more than once (2 point each, 20 points total).

   1. Sparganosis

   2. Large lateral spine on egg

   3. Unilocular hydatid cyst

   4. Adults in lungs

   5. Cephalic cone

   6. Mesocercariae

   7. Salmon poisoning

   8. Measly beef

   9. Polar filament

   10. Slime balls

   
   

3. Please define each of the following terms in one sentence or less. Please be sure to give a species of trematode or cestode representative of each (2 points each, 22 points total).

   1. Dioecious

   2. Gynecophoral canal

   3. Bothria

   4. Coracidium

   5. Acetabulum

   6. Redia

   7. Rostellum

   8. Procercoid

   9. Metacercariae

   10. Miracidium

   11. Egg packets

   
   

4. Name a commonly used drug for treating many trematode and cestode infections in humans (2 points).

   
   

   
   

5. Please compare and contrast the following terms (i.e. give a similarity between the two, and give a difference between the two). Be sure to give a representative species for each term (4 point each, 12 points total).

   1. Redia versus Sporocyst

      
      

      
      

   2. Cysticercoid versus Cysticercus

      
      

      
      

   3. Metacercaria versus Mesocercaria

      
      

      
      

6. Name the 3 main ways mentioned in class that parasites might enter your body (2 points each, 6 points total).

   1. ...

   2. ...

   3. ...

   
   

7. Please diagram the entire life cycle of Diphyllobothrium latum. Please be complete (10 points total).

   
   

   
   

   
   

   
   

8. Give 2 parasite species discussed in class that provide evidence of why man's best friend, the domestic dog, is not always man's best friend (2 points each, 4 points total).

   1. ...

      
      

   2. ...

      
      

9. If you were provided an intact adult tapeworm and were asked whether it was Taenia solium or Taenia saginatus, what would be the 2 most important criteria that you would use to distinguish between the two species? Be sure to be specific about each of the two characteristics, and tell what goes with which species (4 points total).

   
   

   
   

   
   

10. Please diagram the entire life cycle of Dicrocoelium dendriticum. Please be sure to be complete (10 points total).