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There are two. "The internal sphincter controls the bladder's opening into the urethra, and the external sphincter (the pelvic muscles) controls the opening of the urethra below the prostate. In women, there is little definition between the internal and external sphincters."
-Rosdahl, Caroline, & Kowalski, Mary. (2008). Textbook of basic nursing. 530 Walnut Street, Philadelphia PA 1910: Lippincott Williams & Wilkins.
Wiki User
∙ 13y ago
Wiki User
∙ 13y ago40 including the eye, mouth, esophagus, urethra, stomach, upper intestiens, lower intestines, anus etc.
Wiki User
∙ 13y agoone, that closes the anus
^ There are actually two sphincters that work to close the anus. one is smooth muscle which sends the message to your brain that you need to go
Wiki User
∙ 12y ago1... unless you have more than 1 urethra
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Where can a sphincter be found in the urinary system also what is its function?
A sphincter is a circular band of muscle tissue that, when contracted, cuts off the flow of material from one place to another. There are two urinary sphincters, one at the base of the bladder and one at the pelvic canal along the urethra. The purpose of both sphincters is to prevent urinary leakage.
What system comes after the urinary system?
When urine exits the urinary system, it is at the exterior of the body. There is no system "after" the urinary system.
How do sphincters work in the gastrointestinal tract?
Sphincters are in the digestive tract and urinary tract. They act as one-way doors to prevent backflow. So once foodstuffs enter the small intestines, it cannot go backward back into the stomach.
What system does the bladder belong to?
It belongs to the urinary system.
Is the urinary system sterile or nonsterile?
The urinary system is sterile
What don't the urinary system do?
It do not do functions not that are to unrelated that urinary system do.
Names of the urinary system organs?
the urinary system it is the meaning is ta meaning im jusk kiddding it is the urinary system im so happy to tell na urinary system
How many organs are there in urinary system?
There are 2 the Bladder and the Kidney
Name 3 conditions of the urinary system?
The problems with having so many systems within a body, is the conditions that come with each system. The Urinary system can the following conditions; UTI (Urinary tract infections)bladder cancer, and incontinence.
Is the bladder in the excretory system?
NO, the urinary bladder is part of the urinary system.
Which system of the body contains the ureters?
The ureters are part of the urinary system. There are two ureters, one coming from each kidney. They attach one on each side at the top/sides of the urinary bladder. They carry urine from the kidneys to the urinary bladder.
What system removed metabolic wastes from the body?
Urinary System (A+)
