tailieunhanh - Lecture Human anatomy (6/e): Chapter 26 - Martini, Timmons, Tallitsch

Chapter 26 - The urinary system. After completing this chapter, you should be able to do the following: Describe the functions of the urinary system and its relation to other excretory organs; identify the components of the urinary system and outline their functions; describe the location of the kidneys, their external features, and their relationships to adjacent tissues and organs;. | C h a p t e r 26 The Urinary System PowerPoint Lecture Slides prepared by Jason LaPres North Harris College Houston Texas Copyright 2009 Pearson Education Inc. publishing as Pearson Benjamin Cummings Introduction The urinary system includes the kidneys the ureters the urinary bladder and the urethra. Performs vital excretory functions Regulating plasma concentrations of ions Regulating blood volume and blood pressure by adjusting the volume of water lost in the urine releasing erythropoietin and releasing renin Contributing to the stabilization of blood pH Conserving valuable nutrients Eliminating organic waste products Synthesizing calcitriol. Assisting the liver in detoxifying poisons Copyright 2009 Pearson Education Inc. publishing as Pearson Benjamin Cummings The Kidneys Urine-producing organ of the urinary system Two kidneys in the retroperitoneal area Left kidney is higher than the right kidney Contain millions of tiny nephrons Copyright 2009 Pearson Education Inc. publishing as Pearson Benjamin .