This thorough resource provides listing of ten unique characteristics peculiar to the cardiovascular system along with an examination of these ten factors individually.

William Harvey, doctor during the Age of Enlightenment, challenged mainstream understanding of the heart and the circulation of blood. Read about his early education and his scientific inquiry.

A detailed overview of the circulatory system, including plasma and proteins. Designed as lesson plans, this site can be helpful for students as well.

This site is produced by John W. Kimball, a retired biology teacher who wrote the textbook that these pages came from. The excerpt explains the different parts of the circulation system and how they function. Includes great pictures!

[Free Registration/Login may be required to access all resource tools.] Covers the pathways of the pulmonary and systemic circulations.

[Free Registration/Login may be required to access all resource tools.] Looks at how atmospheric circulation cells affect the climate of regions.

Students learn about the vessels that supply the central nervous system with blood.

Detailed information about the many functions and components of the cardiovascular system. Also looks at the lymphatic system and cardiovascular disease.

In this lesson, students are required to work in teams to simulate the volume of blood moving through the circulatory system by transferring blliquid into-and through-a series of containers.

This video segment adapted from NASA's Goddard Space Flight Center explains how and where hurricanes develop. Learn how El Nino events alter the course of atmospheric circulation. Includes background reading material and discussion...

[Free Registration/Login may be required to access all resource tools.] The lymphatic system is a network of vessels and tissues that carry a clear fluid called lymph. The lymphatic system works with the cardiovascular system to return...

[Free Registration/Login may be required to access all resource tools.] Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks,...

An animated video, with an accompanying quiz, explains how the circulatory system works.

What do you know about the different human body systems? This site features information on each of the different systems. Students and teachers will benefit from this comprehensive resource.

A great description of the global scale circulation and heat energy. Discusses a single-cell model, a three-cell model, jet streams and more.

This StudyCards stack enables students to review the vocabulary and physiology of the circulatory system.

Help Atua learn how our blood works, and what our circulatory system has to do with this.

Take this ten-question review quiz over the circulatory systems of animals. Read more about each question after an incorrect answer is given.

Five multiple-choice quiz questions covering the human circulatory system. Students have the opportunity to check their answers after submitting their results.

The circulatory system and how it functions are explained. An interactive diagram shows how blood flows through the heart. Disorders of the heart and the circulatory system are also described.

A course lecture on the external processes that shape the Earth, specifically the hydrologic system. This system is powered by the Sun's energy. The components of the Earth's energy budget are described, and how these drive the movement...

An investigation that is part of a series of lab lessons that expose students to Earth Systems through research, data, and visualizations. During this lab, students will focus on the pathways of wind and water to and from their location...

Check Steve's cardiovascular health before he starts filming his dangerous wildlife special. Following the activity, read more about the heart, and then take a quick quiz to check for understanding.

Take a look at the parts of the cardiovascular system including all of the major arteries and veins. Make sure to click on the interactive animation to find additional information.