HSCI10171 Lecture 12: ANATOMY WK 12 - The Urinary sytem
Document Summary
The right kidney is slightly lower than the left vessels, and nerves at renal hilus. Surrounds the kidney: provides protection to the kidney, helps keep the kidney in its correct location. Region of the kidney region inside the cortex & contains tubes in which urine is formed & collected tube urine drains from here directly into the ureter. Medullary pyramids - triangular regions of tissue in the medulla. Slender tubes attaching the kidney to the bladder. Three layers of smooth muscle: mucosa made of transitional epithelium, walls are thick and folded in an empty bladder, bladder can expand significantly without increasing internal pressure. Thin-walled tube that carries urine from the bladder to. Urethra the outside of the body by peristalsis. Release of urine is controlled by two sphincters: Females 3 4 cm (1 inch: males 20 cm (8 inches) Males carries urine and is a passageway for sperm cells.
