antiperistalsis


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antiperistalsis

 [an″te-, an″ti-per″ĭ-stawl´sis]
upward waves of contraction sometimes occurring normally in the lower ileum, competing with the normal downward peristalsis and retarding passage of intestinal contents into the cecum. adj., adj antiperistal´�tic.

re·versed per·i·stal·sis

a wave of intestinal contraction in a direction the reverse of normal, by which the contents of the intestine are forced backward.
Synonym(s): antiperistalsis

re·versed per·is·tal·sis

(rē-vĕrst' per'i-stal'sis)
A wave of intestinal contraction in a direction the reverse of normal, by which the contents of the intestine are forced backward.
Synonym(s): antiperistalsis.
References in periodicals archive ?
2), is the source of antiperistalsis, which are peristaltic waves that move in the oral direction.
In crayfish, antiperistalsis has been more frequently described, probably because the preparations examined input from A6 and not input from the brain (Alexandrowicz, 1909; Muramoto, 1977).
6), (ii) 5-HT initiated antiperistalsis in caudal hindgut (Fig.