Difference between revisions of "torsion"
From ZooTerms (Dictionary of Invertebrate Zoology)
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Revision as of 14:29, 10 September 2013
torsion (noun; Latin torquere, to twist): 1. Spiral bending; twisting.2. (Mollusca: Gastropoda) The theory in ancestral gastropods that a 180-degree counterclockwise twisting occurred that caused the crossing of the pleural-visceral connectives in the nervous system to form a figure eight
See also: chiastoneury, detorsion.
