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Sphincter

sphincter

(Science: 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 A ring of muscle that contracts to close an opening.A normally contracted muscle that serves the purpose of blocking or opening a tube to allow materials to pass through. The best known example of a sphincter is the anal sphincter which opens to expel faeces to the external environment from the body when r.


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Re: drink water, orange juice or Cola before eating?

... process. Additionally, drinking carbonated beverages brings other factors into digestion. When the carbon dioxide enters the stomach, the pyloric sphincter (which is closed while the first stages of digestion occur in the stomach) opens in response to the increased pressure from the CO2. This ...

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by MamaWrites
Sat Nov 30, 2013 8:40 pm
 
Forum: Physiology
Topic: drink water, orange juice or Cola before eating?
Replies: 16
Views: 36849

Re:

... your symptom list. But it can cause burps, vomit, and nausea. There are many causes for GERD, but it all reaches one point: weak lower esophageal sphincter (LES). This sphincter should retain your stomach content in your gastric. This sphincter can be weaken by some food or drink (acid, spicy, ...

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by blackmantis
Mon Mar 28, 2011 6:48 pm
 
Forum: Human Biology
Topic: Odd food poisoning-like symptoms, strange tastes
Replies: 34
Views: 101681

Odd food poisoning-like symptoms, strange tastes

... your symptom list. But it can cause burps, vomit, and nausea. There are many causes for GERD, but it all reaches one point: weak lower esophageal sphincter (LES). This sphincter should retain your stomach content in your gastric. This sphincter can be weaken by some food or drink (acid, spicy, ...

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by adihutama
Mon Mar 28, 2011 3:32 am
 
Forum: Human Biology
Topic: Odd food poisoning-like symptoms, strange tastes
Replies: 34
Views: 101681

Re: Fine detail around the digestion and airway channel

If you actually read your textbook or looked online, you would discover the Cardiac Sphincter , but clearly you haven't.

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by Tranc3r
Sat Nov 27, 2010 6:49 am
 
Forum: Human Biology
Topic: Fine detail around the digestion and airway channel
Replies: 4
Views: 2261

Please help me find the best diagram of the digestive system

The diagram must include: the cardiac sphincter, the stomach, the pyloric sphincter, the duodenum, the liver, the gall bladder, the bile duct, the pancreas, the pancreatic duct, the large intestine, the colon, the appendix, the recum and the ...

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by yeah
Fri Apr 23, 2010 9:32 pm
 
Forum: Human Biology
Topic: Please help me find the best diagram of the digestive system
Replies: 1
Views: 4171
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