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peristalsis
peristalsis
peristalsis Series of wave-like movements that propel food through the gut or digestive tract. It is caused by contractions of the smooth
involuntary muscle of the gut wall. The reverse process, antiperistalsis, produces vomiting.
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Loss of secondary esophageal peristalsis is not a contributory pathogenetic factor in posterior laryngitis
Magazine article from: The Annals of Otology, Rhinology & Laryngology; 2/1/2001; ; 700+ words
; Secondary esophageal peristalsis helps prevent the entry of gastric...parameters of secondary esophageal peristalsis in patients with posterior laryngitis...sleeve assembly. Primary esophageal peristalsis was induced by 5-mL water swallows...
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The affects of acupuncture at Sibai and Neiting acupoints on gastric peristalsis.(Abstracts: The Journal of Traditional Chinese Medicine Abstracts December 2001)(Brief article)
Magazine article from: The Journal of Chinese Medicine; 6/1/2002; ; 618 words
; ...effects of acupuncture at Sibai ST-2 and Neiting ST-44 on gastric peristalsis. The results of their experiments showed that the frequency and amplitude of peristalsis was raised after needling these points, but was unaffected by stimulation...
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Patent No. 07601178 Issued on Oct. 13, Assigned to Python Medical, Inc. for Stomach peristalsis device and method
News Wire article from: US Fed News Service, Including US State News; 10/15/2009; 437 words
; ALEXANDRIA, Va., Sept. 15 -- Mir A. Imran, is of Menlo Park, CA, has developed a Stomach peristalsis device and method .The inventor was issued U.S. Patent No. 07601178 on Oct. 13. The patent has been assigned Python Medical...
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Flexible depositing by peristalsis. (Plant & Equipment).
Magazine article from: Food Trade Review; 6/1/2002; 424 words
; A new concept for depositing a wide selection of confectionery, snack and cookie products has been introduced by APV Baker. According to the company, the J RAC machine brings the benefits of a peristaltic pumping principle to food depositing, allowing a wide range of batters, slurries, jellies,
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Recent findings from Ohio State University highlight research in gastroenterology.
Newspaper article from: Gastroenterology Week; 4/13/2009; 700+ words
; ...characteristics differ between primary and secondary peristalsis. Esophageal motility in 10 premature neonates...were analyzed during spontaneous primary peristalsis and infusion-induced secondary peristalsis. Repeated-measures and unstructured...
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Research from GlaxoSmithKline has provided new data on life sciences.(Report)
Newspaper article from: Biotech Week; 7/15/2009; 700+ words
; ...but accelerates distension-induced peristalsis in mouse isolated colon,' are discussed...has been implicated to have a role in peristalsis, experiments which suggest this function...antagonist, on distension-induced peristalsis in mouse colon." "The effects of...
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Research reports from C.L. Chen and co-authors provide new insights into dysphagia.(Report)
Newspaper article from: Biotech Week; 9/24/2008; 700+ words
; ...Hualien, Taiwan, "Impaired secondary peristalsis has been shown in non-obstructive...oesophageal bolus transit by secondary peristalsis in NOD patients with multichannel intraluminal...recording and manometry. Secondary peristalsis was stimulated by mid-oesophageal...
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Research from University of New South Wales, Department of Gastroenterology has provided new data on life sciences.(Report)
Newspaper article from: Biotech Week; 1/28/2009; 700+ words
; ...motility have been shown in primary peristalsis, but it is unclear whether such differences occur in secondary peristalsis. We investigated whether oesophageal...of 5 ml were applied for primary peristalsis, and secondary peristalsis was...
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Researchers from GlaxoSmithKline report recent findings in life sciences.
Newspaper article from: Biotech Week; 8/5/2009; 700+ words
; ...has been implicated to have a role in peristalsis, experiments which suggest this function...antagonist, on distension-induced peristalsis in mouse colon," researchers in Stevenage...effects of 5-OHIP and 5-HTP-DP on peristalsis were assessed by measuring changes in...
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Achalasia and diffuse esophageal spasm: Spectrum of findings and complementary roles of barium studies and manometry
Magazine article from: Applied Radiology; 5/1/2006; ; 700+ words
; ...esophageal sphincter (LES) with absent peristalsis in the body of the esophagus,1-3...relaxation of the LES with periods of normal peristalsis interspersed with periods of weakened or absent peristalsis and abnormal simultaneous contractions...
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peristalsis
Book article from: World Encyclopedia
peristalsis Series of wave-like movements that propel food through the gut or digestive tract. It is caused by contractions of the smooth involuntary muscle of the gut wall. The reverse process, antiperistalsis, produces vomiting.
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Irritable Bowel Syndrome
Encyclopedia entry from: Gale Encyclopedia of Children's Health: Infancy through Adolescence
...contract in a series of wavelike movements called peristalsis. Peristalsis helps absorption by bringing the undigested material...however, the normal rhythm and intensity of peristalsis is disrupted. Sometimes there is too little peristalsis...
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Achalasia
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed.
...heartburn. The act of swallowing causes a wave of esophageal contraction called peristalsis. Peristalsis pushes food along the esophagus. Normally, peristalsis causes the esophageal sphincter to relax and allow food into the stomach. In achalasia...
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Ileus
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed.
...called ileus or paralytic ileus, occurs because peristalsis stops. Peristalsis is the rhythmic contraction that moves material...bowel during abdominal surgery can also cause peristalsis to stop, so people who have had abdominal surgery...
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Digestive System
Book article from: Biology
...esophagus by gravity, and by the process of peristalsis, a wave of muscular contraction that...the colon, and the rectum. As peristalsis moves chyme through the colon, water...colon (primarily Escherichia coli ). Peristalsis delivers the feces into the rectum where...
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