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peristalsis

Wavelike contractions, produced by the contraction of smooth muscle, that pass along tubular organs, such as the intestines. The same term describes the wavelike motion of earthworms and other invertebrates, in which part of the body contracts as another part elongates.

© RM 2012. Helicon Publishing is division of RM.


 
 

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Red, white, and black are the colours of Arab nationalism. Effective date: 4 October 1984.

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