longitudinal muscles, and a layer of circular muscles.
in order for it to move, it generates a continuous series of contractions and relaxations of
the circular and longitudinal musles ,(known as peristaltic waves)
2006-11-06 17:15:13
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answer #1
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answered by Anonymous
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Earthworms have bristles or setae in groups around or under their body. The bristles, paired in groups (4) on each segment, can be moved in and out to grip the ground or the walls of a burrow.
waves of muscular contractions which alternately shorten and lengthen the body
The whole process is aided by the secretion of a slimy lubricating mucus
2006-11-06 17:16:39
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answer #2
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answered by ~brigit~ 5
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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) end
The above process can occur at several places along the body at the same time
2006-11-06 17:16:04
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answer #3
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answered by Anonymous
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Segments.
2006-11-06 17:13:32
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answer #4
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answered by huckleberry 5
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The liquid in its body.
The horizontal muscle.
The vertical muslce.
2006-11-06 18:06:57
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answer #5
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answered by Anonymous
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i dunno..but i heard they put earthworms in macdonalds meat...apparantley there allowed too..its protien...urghhhhhhhhhhhh
2006-11-06 17:13:49
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answer #6
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answered by free-spirit 5
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