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What else can I help you with?
What are the parts of Anus?
The anus is composed of two sphincter muscles: the inner sphincter, which is involuntary, and the external sphincter, which is under voluntary control.
Which is the voluntary sphincter of the anal canal?
Assholicus Maximus & Buttockical Minimus
Which sphincter allows for defecation and is under voluntary control?
The external anal sphincter is under voluntary control. You have the urge to defecate because your internal anal sphincter involuntarily opens, but you can keep yourself from going to the bathroom because your external anal sphincter is voluntarily closed. Hope that helps!
What voluntary muscle delays urination?
external urethral sphincter
Is the external urethral sphincter under voluntary control?
yes
Why does the anal canal have a voluntary sphincter formed by smooth muscle?
You can imagine the situation, in which case the anal sphincter in involuntary. In that case you defecate with out your knowledge.
How does the muscle of the internal anal sphincter differ from that of the external anal sphincter?
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.
Is the Sphincter a voluntary muscle?
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.
What is the second type of sphincter?
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.
Are there 2 anal sphincter muscles?
Yes, there are two anal sphincter muscles: the internal anal sphincter, which is made of smooth muscle and is under involuntary control, and the external anal sphincter, which is made of skeletal muscle and is under voluntary control.
What parts make up the anus?
The anus is made up of two sphincter muscles: the internal anal sphincter, which is involuntary, and the external anal sphincter, which is under voluntary control. The anus also contains sensitive nerve endings that detect the passage of stool.
Is the bladder a voluntary muscle?
The majority of the bladder is made of detrusor muscle. This muscle is told by the nervous system to contract when it expands. This is what causes the feeling of needing to urinate. In order to urinate the involuntary muscle the internal sphincter, and the voluntary muscle the external sphincter must both be opened. The detrusor muscle moves involuntarily, so the bladder would probably considered an involuntary muscle.
