Sphincter definitions

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Sphincter

Sphincter logo #10101) Anatomical sphincter 2) French word used in English 3) Muscle 4) Musculus 5) Sphincter muscle
Found on https://www.crosswordclues.com/clue/sphincter

Sphincter

Sphincter logo #21000 A sphincter is an anatomical structure, a circular muscle that normally maintains constriction of a natural body passage or orifice and which relaxes as required by normal physiological functioning. Sphincters are found in many animals; there are over 50 types in the human body, some microscopically small, in particular the millions of precapillar...
Found on http://en.wikipedia.org/wiki/Sphincter

Sphincter

Sphincter logo #21002• (n.) A muscle which surrounds, and by its contraction tends to close, a natural opening; as, the sphincter of the bladder. • (a.) Of, pertaining to, or designating, a sphincter; as, a sphincter muscle.
Found on http://thinkexist.com/dictionary/meaning/sphincter/

sphincter

sphincter logo #21005(L.; Gr. sphinktr that which binds tight) a ringlike band of muscle fibres that constricts a passage or closes a natural orifice; called also musculus sphincter (NA).
Found on http://users.ugent.be/~rvdstich/eugloss/DIC/dictio81.html

Sphincter

Sphincter logo #22453A muscular, valve mechanism which prevents outflow from any organ in the body (e.g. bladder, bile ducts, rectum)
Found on http://www.baus.org.uk/patients/glossary

sphincter

sphincter logo #21579A ring-shaped muscle that relaxes or tightens to open or close a passage or opening in the body. Examples are the anal sphincter (around the opening of the anus) and the pyloric sphincter (at the lower opening of the stomach).
Found on http://www.cancer.gov/dictionary?expand=S

sphincter

sphincter logo #21160A circle of muscle surrounding a body tube, usually near the outlet of the tube. A sphincter may be a voluntary or involuntary muscle. The pyloric sphincter regulates the flow of food from the stomach into the small intestine.
Found on http://www.daviddarling.info/encyclopedia/S/sphincter.html

Sphincter

Sphincter logo #20560A valve found in, or at the end of, some tubes of the body. They contain a ring of muscle that can open or close the valve, and therefore control the flow of materials along the tube.
Found on http://www.encyclo.co.uk/local/20560

sphincter

sphincter logo #20896A muscular valve.
Found on http://www.encyclo.co.uk/local/20896

sphincter

sphincter logo #20973<anatomy> A ringlike band of muscle fibres that constricts a passage or closes a natural orifice, also called musculus sphincter. ... Origin: L., Gr. Sphinkter = that which binds tight ... (18 Nov 1997) ...
Found on http://www.encyclo.co.uk/local/20973

sphincter

sphincter logo #21001(sfingk´tәr) a circular muscle that constricts a passage or closes a natural orifice. When relaxed, a sphincter allows materials to pass through the opening. When contracted, it closes the opening. Four main sphincter muscles along the alimentary canal aid in digestion: the cardiac sphincter, the pyloric sph...
Found on http://www.encyclo.co.uk/local/21001

Sphincter

Sphincter logo #20972Sphinc'ter adjective (Anat.) Of, pertaining to, or designating, a sphincter; as, a sphincter muscle.
Found on http://www.encyclo.co.uk/webster/S/162

Sphincter

Sphincter logo #20972Sphinc'ter noun [ New Latin , from ......... to bind tight.] (Anat.) A muscle which surrounds, and by its contraction tends to close, a natural opening; as, the sphincter of the bladder.
Found on http://www.encyclo.co.uk/webster/S/162

Sphincter

Sphincter logo #20907Any muscle closing an orifice.
Found on http://www.gadsbywicks.co.uk/uploaded/3822.pdf

sphincter

sphincter logo #21510(sfingk;ter) A circular muscle that functions to constrict a body opening or the lumen of a tubular structure.
Found on http://www.mhhe.com/biosci/abio/glossary.mhtml

sphincter

sphincter logo #21379Circular band or ring of muscle that serves to open or close a tube or orifice; analogous to a valve.
Found on http://www.thehorse.com/Glossary.xhtml?L=S

sphincter

sphincter logo #21009sphincter, sphincteral 1. A contractile muscular ring by which an orifice of the body (in man or animals) is normally kept closed. 2. A ringlike band of muscle fibers that constricts a passage or closes a natural orifice.
Found on http://www.wordinfo.info/words/index/info/view_unit/2000/

sphincter

sphincter logo #23955a muscle that controls the flow of food, chyme, and feces
Found on https://sciencetrek.org/sciencetrek/topics/digestive_system/glossary.cfm

Sphincter

Sphincter logo #20875a ring of muscle fibres located around a naturally occurring passage or opening in the body that opens and closes to regulate passage of substances
Found on https://www.encyclo.co.uk/local/20875

sphincter

sphincter logo #20974anatomical sphincter noun a ring of muscle that contracts to close an opening
Found on https://www.encyclo.co.uk/local/20974

sphincter

sphincter logo #21221Ring of muscle, such as is found at various points in the alimentary canal, that contracts and relaxes to open and close the canal and control the movement of food. The pyloric sphincter, at the base of the stomach, controls the release of the gastric contents into the duodenum. After release the sphincter contracts, closing off the stomach. The ex...
Found on https://www.encyclo.co.uk/local/21221

sphincter

sphincter logo #21450Greek sphinkter = a tight binder; hence, a circular muscle which closes an orifice; adjective - sphincteric.
Found on https://www.encyclo.co.uk/local/21450

Sphincter

Sphincter logo #21712A ring-shaped muscle that allows an opening to close tightly, such as the sphincter muscle in the lower end of a cow's teat.
Found on https://www.encyclo.co.uk/local/21712

sphincter

sphincter logo #22445A structure that closes and opens.
Found on https://www.encyclo.co.uk/local/22445

Sphincter

Sphincter logo #23317a circular muscle that opens and closes at an entrance to an organ. Examples include the lower esophageal sphincter and the anal sphincter.
Found on https://www.stanfordchildrens.org/en/topic/default?id=glossary---digestive-
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