What does Haustration mean?
(hos-trā′shŏn) [ haustrum] The presence of a segment or recess, esp. in the bowel.
What is haustra in the digestive system?
The haustra refer to the small segmented pouches of bowel separated by the haustral folds. They are formed by circumferential contraction of the inner muscular layer of the colon. The outer longitudinal muscular layer is organized into three bands (taeniae coli) which run from the cecum to the rectum.
What does haustra mean in Latin?
Noun. haustrum (plural haustra or haustrae) (anatomy) Any of the small pouches of the colon caused by sacculation, giving the colon its segmented appearance.
Is ulcerative colitis idiopathic?
Ulcerative colitis (UC) is an idiopathic inflammatory bowel disease that occurs more often in industrialized countries. This disease affects both men and women similarly. The disease may be acute and chronic with unpredictable relapses and remissions.
What is mass peristalsis?
A brief, high-intensity peristaltic wave that moves bowel content through the lower gastrointestinal tract.
What is haustra and its function?
The haustra of the colon (singular haustrum) are the small pouches caused by sacculation, which give the colon its segmented appearance. One haustrum distends as it fills, which stimulates muscles to contract, pushing the contents to the next haustrum.
What is the function of haustra?
Haustra are saccules in the colon that give it its segmented appearance. Haustral contraction is activated by the presence of chyme and serves to move food slowly to the next haustra, along with mixing the chyme to help with water absorption.
What causes loss of haustra?
Widespread loss of haustra is a sign of chronic ulcerative colitis. Localized ahaustral distended colon can be seen on abdominal x-ray during obstruction or volvulus.
What is colic flexure?
Left colic flexure (or splenic flexure) is the bend in the large intestine in the left upper quadrant of the abdomen as the transverse colon continues as the descending colon. The phrenicocolic ligament attaches the splenic flexure to the left hemidiaphragm.
Is ulcerative colitis serious?
Although ulcerative colitis usually isn’t fatal, it’s a serious disease that, in some cases, may cause life-threatening complications.
What causes loss of peristalsis?
When an ileus occurs, it stops peristalsis and prevents food particles, gas, and liquids from passing through the digestive tract. If people continue to eat solid food, it can lead to a backlog of food particles, which may cause total or partial obstruction of the intestines.