Curated OER
AP: Chapter 44: Regulation of the Internal Environment
When nature calls, you need to answer. Physiology learners discover that it is a just your body's way of regulating pressure and water content. Along with osmoregulation, they also examine thermoregulation, two vital processes with which...
Curated OER
Maintaining the Internal Environment
Explore homeostasis in animals with this all-encompassing instructional activity. Advanced biology pupils consider a variety of mechanisms for maintaining internal conditions such as temperature and waste products. Eighteen short-answer...
Curated OER
Kidney Structure and Function: removing intracellular waste
Your class will learn all about the function of the kidney and how it operates in animals from different habitats. The methods of absorption, filtering and excretion are detailed and pupils will learn of the different...
Curated OER
Regulating the Internal Environment
This presentation begins with the many problems multicellular organisms which rely on diffusion encounter. There are many diagrams of mammalian organ structures, and they are labelled with their relevant functions. This an excellent...
Curated OER
Excretory System
In this human anatomy worksheet, students complete a crossword puzzle with 14 vocabulary terms about the Human Excretory System.
Curated OER
Regulation of Sodium and Water Balance
In this regulation of sodium and water balance worksheet, students read notes about the three major hormones that are involved in regulating sodium and water balance in the body at the level of the kidney. Students view the given diagram...
Curated OER
Why is Excretion Necessary for Life?
Learners describe and explain the function of each part of the excretory system. They discuss how the body uses the excretory system and identify diseases of the system.
University of Oxford (UK)
Oxford University Museum of Natural History: Seven Life Processes
Explore the seven life processes that describe whether an animal is alive or not. Each characteristic is defined with examples and pictures. Also included is a living animal quiz to test how much you have learned.
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...
CK-12 Foundation
Ck 12: Urinary System
[Free Registration/Login may be required to access all resource tools.] In this interactive tutorial students will explain how the urinary system filters blood and excretes wastes.
Open Curriculum
Open Curriculum: Excretory System
This article helps students define homeostasis and excretion, and why they are necessary for life.
Biology 4 kids
Biology4 Kids: Excretion Is Not Elimination
An overview of the excretory system, how it functions, what organs are included, and diseases that might attack it.
CK-12 Foundation
Ck 12: Life Science: Excretion
[Free Registration/Login may be required to access all resource tools.] You might have noticed that sometimes your urine is darker than usual. This can happens when your body is low on water and trying to reduce the amount of water lost...
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: 11.36 Excretory System
Understand the structure and function of the human Excretory system.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: What's Covering You? And Why
This lesson plan features activities that investigate four functions of skin.
Other
The Italian Society of Neonatology: The Kidney Through the Ages
This resource provides information about the excretory system, specifically the kidney.
Bio Topics
Bio Topics: The 7 Characteristic Topics of Life
A worksheet and notes covering the 7 characteristics of life, including movement, sensitivity, growth, obtaining food, getting energy from food, excretion, and reproduction.
CK-12 Foundation
Ck 12: Biology: Excretion
[Free Registration/Login may be required to access all resource tools.] Describes organs of the excretory system and their roles.