The Urinary SystemKidney Function

Anatomy and Histology of KidneysNephrons and Renal Physiology

Glomerular Filtration and Tubular Reabsorption

Excretory system organs

Kidney’s 1. Cortex 2. Medulla 3. Pelvis

LungsLiverSkin

Urinary System OverviewKidney’s – create urine by filtering the blood Ureters – carry urine from kidney to urinary bladderUrinary bladder – stores urineUrethra – tube emptying the urinary bladder

Urinary system functionsRegulation of

blood volumeBlood composition / pHBlood pressure

Excretion of wastes / toxinsSynthesis of

GlucoseCalcitrolErythropoietinVitamin D

Production and discharge of Urine

Ureters transport urine from kidneys to bladderUrinary bladder stored urineUrethra discharges urine from body

Urine Composition

Urine Composition

Nephron: The functional unit of the kidney