Details

Title: !!!!Inverts 3

Description: Phylum Nematoda

Total Flash Cards: 12

Created: 11/24/2009 21:07:36

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Cards in this set:

Term
body
 Definition
long, slender, tapered ends; some pseudocoelomate, some acoelomate; no cilia or flagella, adult tissues eutelic
Term
cuticle
 Definition
thick, collagen fibers
Term
muscles
 Definition
longitudinal, no circular
Term
movement
 Definition
cuticle bends, doesnt stretch, high interval hydrostatic pressure
Term
respiration
 Definition
no specialized organs
Term
circulatory
 Definition
no specialized organs
Term
excretion
 Definition
no nephridia; glandular renette system w/ canals
Term
feeding and digestion
 Definition
linear, complete gut; mouth->pharynx(esophogus)->intestine->rectum->exit anus
Term
nervous system
 Definition
anterior brain; muscles send signald to nerve cords (unusual/opposite)
Term
sensory system
 Definition
detect and respond to environmental cues: ocelli: eyes; mechanical stimulation (bristles ,vibrations);chemical cues (pharamones)
Term
reproduction
 Definition
most gonochoristic
Term
parasitic forms
 Definition
hook worms, pin worms