MT: Urinary System I will understand the structure and function of the bladder and urethra.
Structure of Bladder Collapsible bag located in the pubic region Mainly composed of smooth muscle Lined with mucous 3 openings (2 to ureters, 1 to urethra)
Function of Bladder Reservoir for urine
Male urethra
Female urethra
Structure of Urethra Small tube lined with mucous for smooth micturition ~ 1.2” long in females, ~8” long in males Connects bladder to external body
Function of Urethra Females: micturition Males: micturition and ejaculation
Kidney Stones Build up of calcium by-products (80% of time) Or build up of urea by-products (20% of time) Block urethra Usually painful micturition
Kidney Stones