The second type of sphincter is the internal anal sphincter, which is made up of smooth muscle and is not under voluntary control. It helps control the release of feces from the rectum into the anal canal.
Sphincter of Oddi.
The internal urethral sphincter an involuntary sphincter that keeps the urethra closed when urine is not being used. The external urethral sphincter is fashioned by skeletal muscles as the urethra passes thorugh the pelvic floor.This sphincter is voluntary controlled.
The anal sphincter and the bladder sphincter in potty trained children and in most other people whose spinal cords are intact or are not suffering from some diseases.
The anus is composed of two sphincter muscles: the inner sphincter, which is involuntary, and the external sphincter, which is under voluntary control.
Assholicus Maximus & Buttockical Minimus
It is located in the second part of duodenum
There are two openings in the stomach. The first opening is the esophageal sphincter, and the second is the Pyloric sphincter.
The hepatopancreatic sphincter is located at the junction of the hepatopancreatic ampulla and the duodenum.small intestineThe Sphincter of Oddi (the Hepatopancreatic Sphincter) is located in the second part of the duodenum.The Sphincter of Oddi is located in the second part of the duodenum. This Hepatopancreatic Sphincter controls the flow of pancreatic and bile fluids. It was named after the Ruggero Oddi the anatomist who first despcribed it.I am going to go out on a limb and guess that it is located in the pancreas?
Circular/Oval
The sphincter of Oddi regulates the passage of pancreatic juices and bile into the duodenum of the small intestine.
Type III: Hypermobility of the urethra where the primary source of incontinence is the inability of the sphincter muscles to keep the bladder closed. This is due to weakness or deficiency in the intrinsic sphincter muscles
outer anal sphincter
ileocecal sphincter (valve)
sphincter
cardiac sphincter; or gastroesophageal sphincter; or lower esophageal sphincter (LES); or esophageal sphincter from http://en.wikipedia.org/wiki/Cardia
The pyloric sphincter regulates passage of chymefrom the stomach
Sphincter of Oddi.