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单词 peristalsis
释义

peristalsisn.

Brit. /ˌpɛrᵻˈstalsɪs/, U.S. /ˌpɛrəˈstɔlsəs/, /ˌpɛrəˈstɑlsəs/
Inflections: Plural peristalses.
Origin: A borrowing from Greek, combined with an English element. Etymons: peri- prefix, Greek στάλσις.
Etymology: < peri- prefix + Hellenistic Greek στάλσις checking of a flow (Galen; < the stem of ancient Greek στέλλειν to set, place (see stole n.1) + -σις -sis suffix), after peristaltic adj.
Physiology.
The propulsive movement of the gastrointestinal tract and other tubular organs (or, rarely, organisms), consisting of coordinated waves of contraction and relaxation of the circular muscle; an instance of such movement.
ΘΚΠ
the world > life > the body > structural parts > muscle > [noun] > muscular movement
porrection1649
abduction1657
cringing1728
antagonism1744
peristalsis1847
musculation1853
fibrillation1882
jerk1895
protraction1899
flexing1902
stretch reflex1916
fasciculation1938
sliding filament1957
the world > life > the body > digestive or excretive organs > digestive organs > intestines > [noun] > motion of
vermiculation1652
wringing1718
peristalsis1847
antiperistalsis1859
1847 Lancet 3 July 11/1 Two causes–namely morbid quality and quantity, cooperate in producing preternatural peristalsis of the bowels and bilious discharges.
1859 Todd's Cycl. Anat. & Physiol. V. 313/1 A peristalsis..which sets out from the cardiac extremity.
1877 M. Foster Text Bk. Physiol. i. iv. 120 In a twisted tube like that of the vertebrate ventricle, ordinary peristalsis would be impotent to drive the blood onward.
1914 Jrnl. Amer. Med. Assoc. 28 Mar. 980/2 Increased gastric peristalsis has been commonly listed among the radiologic signs of duodenal ulcer.
1949 H. W. C. Vines Green's Man. Pathol. (ed. 17) v. 98 There may be defective absorption from the alimentary tract due to over-active peristalsis and diarrhœa.
1968 H. M. Lenhoff in M. Florkin & B. T. Scheer Chem. Zool. II. ii. iii. 195 The peristalses show remarkable synchrony throughout the colony.
1993 V. Milan From Depths xiv. 165 A slow tidal push..ran like ribbons along either side of the underside of her carapace, rippling like peristalsis.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online June 2022).
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n.1847
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