List several beneficial aspects of platyhelminths. What is their role in their environment? Could we live without them?
Do an online search on one of the following parasites to determine its hosts and cycle. Fasciola hepatica (sheep liver fluke), Dipylidium caninum and Taenia (Dog tapeworms), schistosomiasis, and Chinese liver flukes. Write a report on findings. Place your report here:
Questions
A. List several beneficial aspects of platyhelminths. What is their role in their environment? Could we live without them?
B. List several detrimental effects of platyhelminths.
C. List several ways that platyhelminths show increasing specialization over the phyla that you have studied so far.
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Get Help Now!Exercise 4: Phylum Nematoda
Procedure
1. Draw Trichinella and label the following: pseudocoelom, dorsal nerve network, muscle layer, brain, and mouth. Place your drawing here:
2. Research and describe its life cycle. What stage of its life cycle is represented on the slide?
4. Do an online search on one of parasites mentioned in this section to determine its hosts and cycle. Ascaris lumbricoides can be added to your choices. Write a short report on your findings. Include your references in correct citation syntax. Place your report here:
Questions
A. List several beneficial aspects of nematodes. What is their role in their environment? Could we live without them?
B. List several detrimental effects of nematodes.
C. List several ways that nematodes show increasing specialization over the phyla that you have studied so far.
Exercise 5: Phylum Rotifera
Procedure
Do an online search on rotifers. Brachionus is a typical genus example. Write a short report on your findings. Place your report here:
Questions
A. List several beneficial aspects of rotifers. What is their role in their environment? Could we live without them?
B. List several detrimental effects of rotifers, if any.
C. List several ways that rotifers show increasing specialization over the phyla that you have studied so far.
Laboratory Summary
What have you learned from doing this laboratory that you did not know before you began it?
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