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Cartage.org: The Excretory System
This comprehensive resource examines the human excretory system, kidney function, nitrogen wastes, water and salt balance, and more.
CK-12 Foundation
Ck 12: Biology: Excretory System Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on the excretory system.
CK-12 Foundation
Ck 12: Life Science: Excretory System Problems
[Free Registration/Login may be required to access all resource tools.] The urinary system controls the amount of water in the body and removes wastes. Any problem with the urinary system can also affect many other body systems. Learn...
CK-12 Foundation
Ck 12: Life Science: 11.39 Excretory System Diseases
Take a look at some disorders of the human Excretory system.
McGraw Hill
Glencoe Biology: Excretory System: Self Check Quiz
This multiple-choice quiz on the excretory system allows students to get hints for each question and check their answers after submitting.
CK-12 Foundation
Ck 12: Excretory System Diseases
[Free Registration/Login may be required to access all resource tools.] Kidney stones. Imagine having that travel through your excretory system. Kidney stones can be more than a few millimeters in diameter. Painful? Sometimes extremely...
CK-12 Foundation
Ck 12: Life Science: 11.36 Excretory System
Understand the structure and function of the human Excretory system.
Texas Instruments
Texas Instruments: Excretory System
This StudyCards stack enables students to review the vocabulary encountered when studying the excretory system.
Soft Schools
Soft Schools: Excretory System
Take this interactive, multiple-choice quiz over the human excretory system, then review your score and any missed questions at the end.
Georgia Department of Education
Ga Virtual Learning: Anatomy and Physiology: Urinary System Regulation
By completing this module, students will discover how the liver, kidneys, ureters, bladder, and urethra all work together to maintain homeostasis in the human excretory system.
Estrella Mountain Community College
Estrella Mountain Community College: The Execretory System and Nephrons
This resource provides general information about the human excretory system and kidneys, and a section only about nephrons. It includes several pictures, diagrams and explanations for understanding.
Untamed Science
Untamed Science: Biology: Human Biology
Learn about the basic organization of the body's organs and the major organ system.
Alabama Learning Exchange
Alex: Systems of Our Human Body: A Study Through Power Point
This is a student-led exploration of the systems of the human body, through technology. Students will work cooperatively to develop a PowerPoint presentation that will thoroughly explain each system. Systems included are: circulatory...
Untamed Science
Untamed Science: Biology: Human Biology: Excretory System
Explore how the human body rids itself of wastes with the function of the kidneys.
Open Curriculum
Open Curriculum: Excretory System
This article helps students define homeostasis and excretion, and why they are necessary for life.
Alabama Learning Exchange
Alex: As Large as Life a Poster of a Human Body System
This is a student led exploration of the systems of the human body through art and self-expression. Groups will cooperatively develop a poster, the size of a fifth-grade student, and will accurately depict the assigned system of the...
Inner Body
Innerbody: Urinary System
Click on the different parts of the interactive model to learn about the urinary system. Scroll down the page to read about the urinary system's anatomy.
CK-12 Foundation
Ck 12: Life Science: Urinary System
[Free Registration/Login may be required to access all resource tools.] Sometimes, the urinary system is called the excretory system. But the urinary system is only one part of the excretory system. Recall that the excretory system is...
CK-12 Foundation
Ck 12: Excretion
[Free Registration/Login may be required to access all resource tools.] Toxic waste must be disposed of properly or there can be serious consequences. It is the same with your body--your waste needs to be removed from you. And that is...
BioMan Biology
Bio Man Biology: Angry Aliens: Physiology
Game looking at the major systems of the human body. Covers the cardiovascular, respiratory, digestive, and excretory systems.
The Franklin Institute
Franklin Institute Online: How Your Body Is Like a Factory
This site explores the various systems in the human body such as the circulatory, respiratory, and excretory systems.
Discovery Education
Your Digestive System
What do you know about your digestive system? This site feature factoids and more interesting information concerning this human body system. Trace the path of food from one end to the next.
CK-12 Foundation
Ck 12: Biology: Urinary System
[Free Registration/Login may be required to access all resource tools.] Describes the structure and function of organs that comprise the urinary system, and explains how the production of urine and the process of urination are controlled.
CK-12 Foundation
Ck 12: Biology: Urinary System
[Free Registration/Login may be required to access all resource tools.] Introduces the components of the urinary system.