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a ring of muscle that controls the release of an organs products.

EXAMPLE:

Pyloric Sphincter controls release of chyme.

Cardiac Sphincter controls deposition of food into the stomach from the esophagus.

External Urethral Sphincter controls release of urine.

External Anal Sphincter controls release of defecation.

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14y ago

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Related Questions

What two structures in the gastrointestinal tract are connected by the pyloric sphincter?

Stomach and Duodenum


What is the medical term meaning circular muscle found in tubular structures that regulates the passage of substance?

The medical term for circular muscle found in tubular structures that regulates the passage of substances is "sphincter." Sphincters act as valves to control the flow of fluids or materials through tubular structures in the body.


What is the sequence of structures in the small intestine?

from the pyloric sphincter in the epigastric in the epigastric region to the ileocecal valve (sphincter) in the right iliac region where it joins the large intestine.


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The sphincter muscle that controls access to the stomach from the esophagus is called?

cardiac sphincter; or gastroesophageal sphincter; or lower esophageal sphincter (LES); or esophageal sphincter from http://en.wikipedia.org/wiki/Cardia


What is a sphincter in the digestive system?

The pyloric sphincter regulates passage of chymefrom the stomach


What sphincter is associated with the pancreas?

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cardiac sphincter/lower esophageal sphincter (LES)


Cardiac sphincter function?

What is the function of the cardiac sphincter?


Do puppies have this sphincter?

Not that sphincter but yes they do have one of their own.


What is another name for esophageal sphincter?

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