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Urinary/Excretory System B. Lane SHS. Objectives Explain the function of the excretory organs Describe the structure and function of the organs in the.

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Presentation on theme: "Urinary/Excretory System B. Lane SHS. Objectives Explain the function of the excretory organs Describe the structure and function of the organs in the."— Presentation transcript:

1 Urinary/Excretory System B. Lane SHS

2 Objectives Explain the function of the excretory organs Describe the structure and function of the organs in the urinary system Explain how the kidneys regulate water balance List and describe some common disorders of the urinary system

3 Functions of the Urinary System's f Waste collection (produce urine) - remove substances from the blood, to form urine f Waste removal (excrete urine) - after the urine is produced it is excreted from the body f Regulation - electrolyte concentration, acid-base balance, amount of body fluids, and B/P f Aids RBC formation (erythropoiesis)

4 2 Kidneys2 Kidneys 2 Ureters2 Ureters 1 Bladder1 Bladder 1 Urethra1 Urethra 2 Kidneys2 Kidneys 2 Ureters2 Ureters 1 Bladder1 Bladder 1 Urethra1 Urethra

5 Protected by –Muscles –Adipose tissue –Abdominal organs

6 Bell Work Draw and label the structures of the urinary system

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8 Internal Structure of Kidney Cortex Medulla Pyramid(s) Papilla Calyx Pelvis

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14 Nephron - Microscopic Structure Renal Corpuscle Renal Tubule

15 1. Renal Corpuscle * Bowman’s Capsule * Glomerulus 2. Renal Tubule * Proximal Convoluted Tubule * Loop of Henle * Distal Convoluted Tubule * Collecting Tubule

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20 Formation of Urine Filtration - by the glomerulus Reabsorption - within the renal tubules Secretion - by the tubular cells

21 Assignment Read pages 456 to 463 Answer review questions on workbook pages 200 to 201 Label diagram workbook page 207

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