Ch 77: Female Urethra

Question 1

The female urethra is approximately___ long and 0.6 cm in resting
diameter.

Answer 1

The female urethra is approximately 3 to 4 cm long and 0.6 cm in resting
diameter.

Question 2

The wall of the urethra consists of three layers. The ____layer is
continuous with that of the bladder. At the vesicular end of the urethra, this
muscular wall forms the internal sphincter. The voluntary urethral sphincter is at
the plane of the urogenital diaphragm. A thin layer of erectile tissue consisting of
a plexus of veins and muscle fibers forms the middle layer of the wall. The inner
layer is the ______membrane, which is continuous with the bladder proximally

Answer 2

The wall of the urethra consists of three layers. The muscular layer is
continuous with that of the bladder. At the vesicular end of the urethra, this
muscular wall forms the internal sphincter. The voluntary urethral sphincter is at
the plane of the urogenital diaphragm. A thin layer of erectile tissue consisting of
a plexus of veins and muscle fibers forms the middle layer of the wall. The inner
layer is the mucous membrane, which is continuous with the bladder proximally