Chapter 11 Excretion Lesson 2 - The Mammalian Urinary System

The Mammalian Urinary System ,[object Object],[object Object],[object Object],[object Object],[object Object],Left Right

The Mammalian Urinary System…. 6. 10. 1. 2. 3. 4. 5. 7. 8. 9.

Longitudinal Section of a Kidney ,[object Object],[object Object],[object Object],[object Object]

Associated Blood Vessels ,[object Object],[object Object],[object Object],[object Object]

The Mammalian Urinary System…. ,[object Object]

A Kidney Tubule (Nephron) [pg.225 textbook]

Nephron structure 2 1 3 4 5 6 7

Renal artery Bowman’s capsule Glomerulus 2 nd convoluted tubule 1 st convoluted tubule Collecting duct Loop of Henle

The Formation of Urine ,[object Object],[object Object],[object Object]

The Stages of Urine Formation ,[object Object],[object Object]

Formation of Urine - Ultrafiltration W ater M ineral Salts G lucose A mino Acids N itrogenous Waste Products

Formation of Urine…. Selective Reabsorption Selective Reabsorption Ultrafiltration

Constituents of Urine ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Constituents of Urine ,[object Object],[object Object],[object Object],[object Object],[object Object]

Formation of Urine…. ,[object Object],[object Object],[object Object],[object Object],By Osmosis By Active Transport

Constituents of Urine…. ,[object Object],High Protein Diet Higher Urea Concentration in Urine

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