The urethral sphincters are two muscles used to control the exit of urine in the urinary bladder through the urethra. The two muscles are either the male...

has also reportedly resulted in a complete and permanent loss of urethral sphincter control (urinary incontinence); furthermore such intercourse presents...

The internal urethral sphincter is a urethral sphincter muscle which constricts the internal urethral orifice. It is located at the junction of the urethra...

particular the millions of precapillary sphincters. Sphincters relax at death, often releasing fluids and faeces. Each sphincter is associated with the lumen (opening)...

tract. The external urethral sphincter is a striated muscle that allows voluntary control over urination. The internal sphincter, formed by the involuntary...

Fowler's syndrome (urethral sphincter relaxation disorder) is a rare disorder in which the urethral sphincter fails to relax to allow urine to be passed...

incontinence. It is due to inadequate closure of the bladder outlet by the urethral sphincter. It is the loss of small amounts of urine associated with coughing...

External sphincter muscle of urethra can refer to: external sphincter muscle of male urethra external sphincter muscle of female urethra This disambiguation...

bladder Stress incontinence due to "a poorly functioning urethral sphincter muscle (intrinsic sphincter deficiency) or to hypermobility of the bladder neck...

complications due to the highly vascular nature of the tissue. The urethral sphincters and its smooth muscle, as well as the neck of the bladder, can be...

urine along with the internal urethral sphincter which is under control of the autonomic nervous system. The external sphincter muscle prevents urine leakage...

labeled at center left List of homologues of the human reproductive system Urethral gland List of distinct cell types in the adult human body Liebich, Hans-Georg...

pelvic muscles, including the male or female external urethral sphincter and the external anal sphincter. If damaged, most commonly by childbirth, loss of...

the vulva, including urine (from the urethral opening during urination through control of the external sphincter muscle), sweat (from the apocrine glands)...

the detrusor muscles of the bladder and the male or female external urethral sphincter muscles. In normal lower urinary tract function, these two separate...

urine along with the internal urethral sphincter which is under control of the autonomic nervous system. The external sphincter muscle prevents urine leakage...

detrusor muscle to contract and the internal urethral sphincter to relax. The external urethral sphincter (sphincter urethrae) is under somatic control and...

external urinary collection device. Urethral slings may be used in both adults and children Artificial Urinary Sphincters have shown good term outcomes in...

bladder sphincter. Post-pubertal males (aged 17 to 20 years) who experience repeated episodes of retrograde ejaculation are often diagnosed with urethral stricture...

normally. This is because tamsulosin relaxes the muscles of the urethral sphincters, which are normally closed during ejaculation. Tamsulosin is a selective...

when the woman has urinary sphincter dysfunction, urethral hypermobility, persistent stress urinary incontinence after a urethral sling or urethropexy, or...

and contracts during urination to release urine. Related are the urethral sphincter muscles which envelop the urethra to control the flow of urine when...

nerves Urethra Internal urethral sphincter Internal urethral orifice Pre-prostatic Prostatic Intermediate Spongy External sphincter muscle Navicular fossa...

individual when frightened. It also induces contraction of the internal urethral sphincter of the urinary bladder, although this effect is minor compared to...

penile raphe is a visible line or ridge of tissue that runs on the ventral (urethral) side of the human penis beginning from the base of the shaft and ending...

nerves Urethra Internal urethral sphincter Internal urethral orifice Pre-prostatic Prostatic Intermediate Spongy External sphincter muscle Navicular fossa...

The internal urethral orifice is the opening of the urinary bladder into the urethra. It is usually somewhat crescent-shaped.[citation needed] It is formed...

urinary sphincter that restricts urine flow out of the bladder. There are two types of artificial urinary sphincters: The artificial urinary sphincter with...

out of the penis, the bladder neck stays shut while the external urethral sphincter is relaxed. These rhythmic contractions are part of the male orgasm...

muscles of the rectum and urethral sphincters. The neurons of Onuf's nucleus are responsible for controlling external sphincter muscles of the anus and...