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https://www.answers.com/Q/What_does_a_earthworm_use_for_body_support
Mar 27, 2010 · The earthworm was classified based on body attributes and characteristics. The Phylum Annelida exhibit body segmentation and have a body cavity …
https://www.answers.com/Q/How_do_earthworms_support_their_body
Earthworms, like all arthropods, have bilateral symmetry. This means they have symmetry across one plane (known as the sagittal plane, and directly down the centre of their body), which means one ...
http://www.porcellio.scaber.org/Eworms/eworm.htm
Support and movement: Earthworms have a hydrostatic (= fluid) skeleton They move by squeezing the circular muscles of each segment to make their body extend forward, then they grip the surface with their bristles and contract their longitudinal muscles so their body is pulled up to their anterior (front)...
http://www.buildingthepride.com/faculty/pgdavison/BI%20102/ch_48_support_systems.htm
An earthworm’s muscles are arranged in segmental units within the body wall and the body cavity is also partitioned between segments internally. Thus, a worm can anchor all but its very front end to the ground using extendable setae (bristles that protrude from the worm) and work the hydrostatic skeleton of the head end to actively burrow ...
https://www.britannica.com/animal/annelid
Annelid, phylum name Annelida, also called segmented worm, any member of a phylum of invertebrate animals that are characterized by the possession of a body cavity (or coelom), movable bristles (or setae), and a body divided into segments by transverse rings, or annulations, from which they take their name.The coelom is reduced in leeches, and setae are lacking a few specialized forms ...
https://www.britannica.com/animal/earthworm
The earthworm body is divided into ringlike segments (as many as 150 in L. terrestris). Some internal organs, including the excretory organs, are duplicated in each segment. Between segments 32 and 37 is the clitellum, a slightly bulged, discoloured organ that produces a cocoon for enclosing the earthworm’s eggs. The body is tapered at both ...
https://quizlet.com/11615807/bio-lab-practical-exam-flash-cards/
Earthworm body cavity. coelomate. Earthworm digestive openings. mouth & anus (2 openings) Earthworm circulatory system. ... skin, parapodia. Earthworm excretory system. nepheridia. Earthworm locomotion. wiggles, paprapodia and setae. Earthworm Support System. hydrostatic skeleton. Earthworm segmentation. yes segmented. Earthworm Appendages ...
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