Earth Life
Earth Life: Blood
A very good description of the blood and circulatory systems of mammals and the important role that blood plays in the physiology of animals.
North Central Regional Educational Laboratory
Kids learn.org: Circulatory System
What do you know about the circulatory system? This site features several links to help you increase your knowledge of this fascinating human body system.
North Central Regional Educational Laboratory
Circulatory System Internet Workshop
This site features a circulatory system internet workshop focused on diseases and healthy living. Students and teachers will benefit from the resources linked to this site.
BBC
Bbc: Gcse Bitesize: Cellular Respiration and Transport
The circulatory system transports substances between the exchange surface and cells. It delivers oxygen and glucose to the tissues for respiration, which is the release of energy to cells.
Nature Research
Nature Education: Studying and Projecting Climate Change
A model organizes what we think we know about something in order to predict how it might behave in the present, future, or past as well as how it might respond to external influence. Models are especially useful when direct, controlled...
CK-12 Foundation
Ck 12: Life Science: Blood Pressure
[Free Registration/Login may be required to access all resource tools.] The health of your whole body depends on the good health of your cardiovascular system. One measure of the health of your cardiovascular system is blood pressure....
Curated OER
Wm Pic2.gif (36906 Bytes)
William Harvey, doctor during the Age of Enlightment, challenged mainstream understanding of the heart and the circulation of blood. Read about his early education and his scientific inquiry.
BioEd Online
Bio Ed Online: Microgravity
In this lesson students will use water balloons to simulate the effects of gravity and microgravity on fluid distribution in the body.
BioEd Online
Bio Ed Online: What Is Blood Pressure?
For this lesson students measure their own blood pressure and learn about the health effects of high blood pressure.