segmentation /seg·men·ta·tion/ (seg″men-ta´shun)
segmentation
1. division into similar parts.
2. cleavage.
seg·men·ta·tion (s g m n-t  shn)n. See cleavage. |
segmentation
[seg′məntā′shən]
Etymology: L, segmentum + atio, process
1 the division of an animal body into repeating, similar sections, such as somites or metameres.
2 the division of a zygote into blastomeres; cleavage.
segmentation
1. division into similar parts.
2. cleavage.
intestinal segmentation
periodic constriction of segments of intestine without movement backwards or forwards; a mixing rather than a propulsive movement; the movements are reflex and can be initiated by intrinsic nerves in the wall of the small intestine.
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Segmentation movements of the small intestine. By permission from Guyton R, Hall JE, Textbook of Medical Physiology, Saunders, 2000
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