|Slide 24 Male Urethra|
This photomicrograph is derived from the penile urethra. The epithelium is seen surrounding the lumen at the top of the field. The glands of Littre' are marked with arrows and empty into the lumen (L). They are mucus-secreting glands. The asterisks (*) denote the numerous vascular channels of the corpus spongiosum which engorge with blood during penile erection.
Bar = 1 mm