Nematodes
1. What are examples of
nematodes?
2. Are nematodes exclusively
parasites?
3. What is the typical
morphological feature of
nematodes that differentiates
them from platyhelminthes?
4. What are the morphological
similarities and differences
between nematodes and
annelids?
5. Are nematodes diploblastic
or triploblastic animals?
6. What is the main
evolutionary innovation
presented by nematodes?
What is the advantage of that
innovation?
7. Compared to
platyhelminthes which
physiological problem have
the cylindrical body of
nematodes brought? How was
that problem solved?
8. How does the excretory
system of nematodes work?
9. How is the nervous system
of nematodes organized?
Where are the neural chords
located in their body?
10. What is the type of
reproduction that occurs in
roundworms? What typical
feature do nematode sperm
cells have?
11. What are the main human
diseases caused by
roundworms?
12. Nematode identity card.
How are nematodes
characterized according to
examples of representing
beings, basic morphology,
type of symmetry, germ layers
and coelom, digestive system,
respiratory system, circulatory
system, excretory system,
nervous system and types of
reproduction?