Urinary System (Renal System) Anatomy and Physiology Renal System
Urinary System (Renal System) Anatomy and Physiology Renal System
Urinary System (Renal System) Anatomy and Physiology Renal System
allows the body to eliminate nitrogenous wastes, such as urea and uric acid
Allows the body to adjust its concentrations of salt by producing dilute or concentrated urine.
Functions
Regulation of the volume of blood by excretion or conservation of water.
Regulation of the electrolyte content of the blood by the excretion or conservation of minerals.
Regulation of the acid-base balance of the blood by excretion or conservation of ions
Regulation of all of the above in tissue fluid.
Parts of Renal System
Kidneys
Ureter
Bladder
Urethra
Summary
Kidneys performed as the bodys main Excretory function by filtering the blood and selectively reabsorbed those
materials that are needed to maintain a stable internal environment.
Nephrons is the functional unit of the kidneys. It is composed by a glomerulus which filters the blood and the
tubular component where necessary substances are reabsorbed into the the blood stream and the unneeded
materials are secreted into the tubular filtrate for elimination and urine.