URINARY SYSTEM Dr Iram Tassaduq
KIDNEYURETER URINARY BLADDER URETHRA
HISTOLOGY OF URETER
FUNCTIONS elimination of foreign substances elimination of foreign substances regulation of the amount of water in the body regulation of the amount of water in the body control of the concentration of most compounds in the extracellular fluid control of the concentration of most compounds in the extracellular fluid
LAYERS OF URETER
MUCOSA Comprised of Epithelium Lamina propria
MUSCULARIS
ADVENTITIA
HISTOLOGY OF URINARY BLADDER
URINARY BLADDER Mucosa - transitional epithelium provides osmotic barrier Lamina propria Muscularis – smooth muscle inner longitudinal middle circular(internal urethral sphincter) outer longitudinal
MUCOSA
MUSCULARIS
URETHRA