Navigation Links
Sphincter


sphincter
circular muscle to close an opening, such as stomach, bladder, or anus
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...
Full article >>>

sphincter
(sfink-ter) [Gk. sphinkter, a band]
A ringlike valve, consisting of modified muscles in a muscular tube, such as a digestive tract; closes off the tube like a drawstring.
Full article >>>

sphincter A ringlike band of muscle fibers that constricts a passage or closes a natural orifice.
spice A pungent, aromatic plant product derived from plants native to tropical regions and used to flavor foods.
Full article >>>

CardiacSphincter ring of muscles between bottom of esophagus and top of stomach to close off stomach
(cardio = heart; sphinct = bind tight squeeze strangle) ...
Full article >>>

pyloric sphincter The ring of muscle at the junction of the stomach and small intestine that regulates the movement of food into the small intestine. PICTURE ...
Full article >>>

It passes through the pyloric sphincter and enters the first 10 inches of the small intestine, the duodenum, where it is further mixed with 3 different liquids, which are bile (which helps aid in fat digestion, otherwise known as emulsification), ...
Full article >>>


'"/>


See more about: Sphincter

TAG: Sphincter
Other biology dictionary
(Date:8/6/2008)... do more than just make you feel hot, reports a st...ry ; the active chemical in peppers can directly i...nvert energy into heat. , Capsaicin is the chem...iciness; CPS stimulates a receptor found in sensor...ent reactions like redness and sweating. , Now, ...
(Date:8/6/2008)... University of Sheffield have shown how bacteria c...shed in the journal Bioinformatics, could have s...e way we produce sustainable fuels in the future. ...emselves through their metabolism, a huge sequence...to energy and waste. , Using mathematical compu...
(Date:8/6/2008)...hester researchers are investigating exactly how c...to reduce side effects and test the effectiveness ...n Gascoigne at the University of Manchester,s Facu...pproach to studying anti-mitotic drugs, which are ...he UK. , This class of drugs, which includes the...
(Date:8/6/2008)... Dr. Eric Lazartigues, Assistant Professor of Phar... School of Medicine, has been awarded a $1.2 milli...art, Lung, and Blood Institute of the National Ins...is research to advance our understanding of the ro...he development of hypertension. Dr. Lazartigues, r...
Breaking Biology News(10 mins):How chemo kills tumors: research to reduce side effects 2How chemo kills tumors: research to reduce side effects 3LSUHSC's Lazartigues awarded $1.2 million grant 24 Star Gen Barry Mccaffrey Former U S Drug Czar to Keynote Recovery Happens 21 Rally for Treatment 3A Wed Sept 5 11 Am State Capitol West Ste 284 14 Star Gen Barry Mccaffrey Former U S Drug Czar to Keynote Recovery Happens 21 Rally for Treatment 3A Wed Sept 5 11 Am State Capitol West Ste 284 2Alvarado Hospital Files Countersuit Against Blue Shield 282 1Alvarado Hospital Files Countersuit Against Blue Shield 282 2Alvarado Hospital Files Countersuit Against Blue Shield 282 3More Kids Are Suffering Sports Injuries 281 1More Kids Are Suffering Sports Injuries 281 2More Kids Are Suffering Sports Injuries 281 3Damp Moldy Homes May Cause Depression 279 1Damp Moldy Homes May Cause Depression 279 2Damp Moldy Homes May Cause Depression 279 3Damp Moldy Homes May Cause Depression 279 4
...rch has revealed for the first time the catastroph...d squirrels. , The research shows that squirrel p...n some of the areas in which they remain in northe...rus has been detected, the rate of decline in reds...has been no outbreak. , Until now the reds, main...
...ty to spot venomous snakes may have played a major..., according to a new hypothesis by Lynne Isbell, p...published in the July issue of the Journal of Huma...d brains, and grasping hands and feet, and use the...ts have thought that these characteristics evolved...
...ave had a vasectomy reversed have a very much grea...rm than do normal fertile men, a scientist told th...f Human Reproduction and Embryology in Prague, Cze... Nares Sukchareon, of the Department of Obstetrics...k, Thailand, said that doctors needed to be aware ...
...You,ve bathed in them, popped them, endured bad so...researchers hope to add a more sophisticated appli...o block oxygen flow to tumors, or to deliver drugs...r is called embolization, and using gas bubbles is...o promising is that the technique allows doctors t...
Other Biology News:Virus has 'catastrophic' affect on red squirrels, research shows 2Virus has 'catastrophic' affect on red squirrels, research shows 3Seeing the serpent 2Chromosomal abnormalities in sperm higher after vasectomy reversal 2Bubbles go high-tech to fight tumors 2