Urethral Opening
Urethral Opening is a slit like (male) or round (female) opening of urethra on external side of the body. It is also called External Urethral Orifice.
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Terms
Bladder Seminal VesiclesProstate Gland Vas DeferensEpididymis Glans Penis
Corpus Cavernosum Urethral Opening ScrotumLabium MajoraLabium Minora UrethraClitoris Pubic bone Vagina Urinary Bladder
Cervix Uterus OvaryFallopian TubeUreter Rectum Axoneme Basal BodyNucleus Acrosome Sperm Testicle Endpiece Corona RadiataZona Pellucida Egg CytoplasmFirst Polar BodyOvum Mitochondria
Urethral Opening
STRUCTURE AND LOCATION
In males,
- Urethral Opening is usually located on the tip of Glans Penis.
- It is somewhat slit like in shape and can be rounded in some.
In females,
- Urethral Opening is present 2.5 cm behind the Glans of Clitoris inside Vulva.
- It is mostly round to oval.
- Openings of Skene’s glands lie on its both superolateral sides.
FUNCTION AND CLINICAL IMPORTANCE
- Urethral Opening transmits urine out of the body during Urination.
- In males it also transmits Semen out during ejaculation.
- In males it can be abnormally positioned on Penis. It can be located either below its normal position (Hypospadias) or above the normal position (Epispadias).
- Abnormal shape can lead to Meatal Stenosis (constriction).
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