Phylum Nematoda Flashcards
Phylum Nematoda common name
Round worms
Phylum Nematoda
Feeding mechanism
Predators and fluid feeders
Phylum Nematoda
Germ layers
Triploblastic
Phylum Nematoda
Have a space that is no mesodermally derived
Pseudocoelomate
Phylum Nematoda
Feeding Mechanisms
Predators, fluid feeders
Phylum Nematoda
Have a big enough surface area to body ratio to not need specialized ____ ____
Respiratory Structures
Phylum Nematoda
Structure for excretion
Renettes
Phylum Nematoda
Use water pressure to keep their shape
Hydrostatic skeleton
Phylum Nematoda
Symmetry
Bilateral + cephalizaion
Phylum Nematoda
Nervous system
Anterior nerve ring w/ anterior and posterior nerves
Phylum Nematoda
Circulatory system
(same as flatworms)
No obvious circulatory system
Phylum Nematoda
Where can they live?
Fresh water, marine, terrestrial
some are internal parasites
Phylum Nematoda
Reception?
Chemoreception
Phylum Nematoda
Reproductive parts?
Dioecious
Phylum Nematoda
Dimorphic
2 Body forms
Male or Female