{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Urethra - Urethra The urethra is a tube that conveys urine...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Urethra The urethra is a tube that conveys urine from the urinary bladder to the outside of the body. Its wall is lined with mucous membranes and contains a relatively thick layer of smooth muscle tissue. It also contains numerous mucous glands, called "urethral glands," that secrete mucus into the urethral canal. In females the urethra is about 4 cm long. It passes forward from the bladder, descends below the symphysis pubis, and empties into the labia minor. Its opening is located above the vaginal opening and about 2.5 cm below the clitoris. In males, the urethra, which functions both as a urinary canal and a passageway for cells and secretions from various reproductive organs, can be divided into three sections: the prostatic urethra, the membranous urethra, and the penile urethra. Renal Pelvis The outside surface of each kidney is convex, while the side toward the center is deeply concave. The resulting middle depression leads into a hollow chamber called the "renal sinus." The
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Ask a homework question - tutors are online