Male Urethra Anatomy

The male urethra can be divided into anterior and posterior portions. The male urethra is a pelvic urinary organ that functions primarily as a connecting cord which transports urine from the urinary bladder to the exterior.

Urethra Definition Function And Structure Biology

Summary and blood supply the bulbar and penile urethra fossa navicularis and urethral meatus together represent what is called the anterior urethra.

Male urethra anatomy. 1142 extends from the internal urethral orifice in the urinary bladder to the external urethral orifice at the end of the penis. In addition to urine the male urethra transports semen a fluid containing spermatozoa and sex gland secretions. The male urethra is approximately 15 20cm long.

In addition to urine the male urethra transports semen a fluid containing spermatozoa and sex gland secretions. The male urethra is a narrow fibromuscular tube that conducts urine and semen from the bladder and ejaculatory ducts respectively to the exterior of the body see the image below. Once the bladder becomes full urine flows through the urethra and leaves the body at the urethral meatus which is located at tip of the.

On the superior end of the bladder is a pair of 25 30 cm long muscular tubes the ureters which also connect and fills the bladder with urine formed in the kidneys. The male urethra measures on average 18 20 cm in length. The anterior urethra is generally 18 25 cm 9 10 inches long and the posterior urethra is approximately 3 6 cm 1 2 inches long.

It commences at the internal urethral orifice in the trigone of the bladder and opens in the navicular fossa of the glans penis at the external urethral meatus which is the narrowest part of the urethra. The male urethra fig. It presents a double curve in the ordinary relaxed state of the penis fig.

The male urethra connects the urinary bladder to the penis.

Urinary System Anatomy Gir 8 Flashcards Memorang