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Lec 8: Annelida

Annelida chapter 11

TermDefinition
how many species of annelida are there 150000
what is a distinctive characteristic of annelida metamerism (segments)
which characteristic do all annelids have minus leaches setae (bristle epidermis)
how do annelids move parapodia-extension of body
what type of skeleton do annelids have hydrostatic skeleton
whats the scientific name for mobile annelida errantia
whats the scientific name for annelids with clitellum clitella
whats the scientific name for sediment annelids sedentaria
what is the family of leechus Hirudinidae
what order belongs to sedentaria clitella
What is the difference between polychaetes and oligochaetes that polychaetes have many setae while oligochaetes have feq
what is the name of the extension of the body walls present in every segment parapodias
explain the pathway of the blood vessels in annelids one goes dorsal one goes ventral
what is the head composed of prostomium and a perstonium
what do most segments of trunk bear parapodia setae
what class does tube worms fall under sedenteria
how do tube worms eat suspension feeders
what is the "tape" of the earthworm clitellum
what are the genders of oligochaetes dioeclous
How is the intestine set up folded to increase SA
how do earthworm move Peristaltic movements: they use longitudal muscles and circular muscles to contract and move down
what do earthworms secrete mucus
how many kidneys do earth worms have one per segment
how many setae do earthworms have per segment 4
how do earth worms eat muscular pharynx than moved to crop
whats the difference between freshwater oligochaetes and terrestrial smaller, use gills or respire through skin
what are distinctive characteristics of leeches (3) no body cavity, no internal segmentation, no setae
whats the scientific name for leeches Hirudinidae
how many segments do hirdinidaee have 34
how do leeches preserve blood in crop bacteria in crop breaks down bacteria that makes blood go bad
are leeches sex oriented hermaphodites
how do leeches reproduce cross fertilization
Created by: pauldubois
 

 



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