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Lesson 3 The Excretory System Skim Lesson 3 in your book. Read the headings, and look at the photos and illustrations. Identify three things you want to learn more about as you read the lesson. Record your ideas in your Science Journal. Functions of the Excretory System Detail the 3 functions of the excretory system. I found this on page . The Excretory System I found this on page . Identify the materials excreted from the 4 systems that make up the excretory system. System What It Excretes Digestive Urinary Integumentary Describe the organs and function of the urinary system. Organs of the Urinary System I found this on page Urinary system consists of . 2 2 that work together to liquid waste 152 Digestion and Excretion Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. Respiratory Lesson 3 | The Excretory System (continued) I found this on page . Describe the number, size and location of the kidneys. Number: Size: Location: I found this on page . Identify 4 functions of the kidneys. 1. 2. 3. 4. I found this on page . Summarize the components of kidneys. Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. Each kidney contains about 1 million I found this on page . Define nephrons. Nephrons: . I found this on page . Summarize how urine is produced. sometimes Blood is as it passes through the kidneys and produces a fluid called contains products . Digestion and Excretion 153 Lesson 3 | The Excretory System (continued) I found this on page . Detail the 2 stages of filtration and urine production. First filtration: Second filtration: I found this on page . Sequence the flow of liquid waste through the organs of the urinary system. Detail the function of each organ. 1 KIDNEYS: 3 BLADDER: 4 154 Digestion and Excretion Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. 2 Lesson 3 | The Excretory System (continued) Summarize four common urinary disorders and their causes. Urinary Disorders I found this on page . 1. kidney disease: cause: 2. urinary tract infection: cause: 3. kidney stones: cause: 4. bladder control problems: cause: Summarize how the excretory system interacts with other The Excretory System and Homeostasis Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. I found this on page systems to keep the body healthy. . Excretory System works with Circulatory System Digestive System filters from blood before it becomes toxic removes that could damage the body Nervous System interacts with , which controls secretion of the hormones that help Describe how the organs of the urinary system work together. Digestion and Excretion 155 Review Digestion and Excretion Chapter Wrap-Up Now that you have read the chapter, think about what you have learned. Complete the What I Learned column on the first page of the chapter. Use this checklist to help you study. Complete your Foldables® Chapter Project. Study your Science Notebook on this chapter. Study the definitions of vocabulary words. Reread the chapter, and review the charts, graphs, and illustrations. Review the Understanding Key Concepts at the end of each lesson. Look over the Chapter Review at the end of the chapter. Reread the chapter Big Idea and the lesson Key Concepts. Describe how the digestive and excretory systems help maintain the body’s homeostasis. Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. Challenge Compare the human digestive and excretory systems with the same systems in another species. How are they alike? How are they different? 156 Digestion and Excretion