C. Estrella
Lecuture Exam 3 Review
Chapter 14: The Acoelomate Animals
- Know the main characteristics of the acoelomates and their
biological contribution.
- Understand what level of organization is found in the acoelomates.
- The classification of the acoelomates in terms of the major
phyla.
- Be able to understand the classification of the phylum Platyhelminthes
(4 major classes).
- Understand the major systems (digestive, nervous, excretory,
and reproductive) and structures of flatworms
- Kow the life cycle of the human liver fluke, blood fluke
(Schistosoma), and Taenia, the beef tapeworm.
- General structure of tapeworms and related terms as discussed
in class.
- Unerstand how the phylum Nemertea differs from Platyhelminthes.
- Know the general life history of a typical ribbon worm (where
does it live, how does it feed, etc.) and structures mentioned
in class.
Chapter 15: The Psuedocoelomate Animals
- Know the major characteristics of the psuedocoelomate
animals.
- Know the classification of pseudocoelomates in terms of the
major phyla discussed in lecture.
- General systems of nematodes and rotifers and how they differ
form flatworms.
- Understand that more emphasis was placed on Nematoda, Rotifera,
Nematomorpha, and Acanthocephala in class.
- Know these life cycles: Ascaris, hookworm, Trichinella,
and Wuchereria (filariasis)
- Know the reproductive cycle of rotifers, especially the one
discussed in class.
- Understand the systems in nematodes including reproductive,
digestive, muscular, excretory, etc.
- Understand the significance of the coelom in nutrition, excretion,
and movement.
Chapter 16: The Molluscs
- Know the general Characteristics of molluscs.
- Understand what a coelomate is and how the coelom is used.
- Understand the locomotion and feeding strategies in the different
groups of molluscs.
- Understand systems of molluscs and how they differ from previous
groups.
- Know what the larval forms of marine bivalves, gastropods,
and fresh water bivalves are and how they are used to determine
relationships with other phyla.
- Know the classification of the molluscs (especially the classes:
Monoplacophora, Gastropoda, Cephalopoda, Bivalvia, Scaphopoda,
Polyplacophora).
- Understand how a shell is produced and how they are functionally
different. What is coiling and how is it related to planospiral
and conispiral and what evolutionary significance does it have?
- What is torsion and what is its significance?
- What is the difference between the three major groups of
gastropods?
- How has ctenidia (gills) developed/evolved in the gastropods?
What is a pulmonate?
- How does filter feeding in the bivalves work?
- What is the counter-current system and how does it help in
oxygenating blood in aquatic bivalves?
- What are glocidia?
- Be able to describe advances made in the cephalopods in terms
of circulation, predation, swimming, behavioral interactions,
and reproduction.
- Understand the phylogeny of the mollusca and what position
the Solenogastres and Caudofoveata have in that phylogeny.
- What types of shells of what classes were used as money by
other societies of humans?
Chapter 17: The Segmented Worms
- General Characteristics of
Annelida (three classes - see classification sheet handed out
earlier)
- General Systems of Annelida
and how they differ from previous groups
- Larval forms of each class
of annelids
- Feeding and locomotion in
the different classes of the annelids.