Other
Washington University: Hemoglobin and the Heme Group:
This site from the Department of Chemistry at the Washington University provides a deetailed study of the role of hemoglobin in blood physiology. The article is somewhat in-depth, complete with pictures, charts, and a bibliography.
Other
Cartage: Normal Circulation
This thorough resource provides listing of ten unique characteristics peculiar to the cardiovascular system along with an examination of these ten factors individually.
Other
Cartage.org: Abnormal Circulation
Causes of heart failure, signs and characteristics of heart failure, pathologic conditions resulting in heart failure, and more are the topics addressed in this thorough resource.
CK-12 Foundation
Ck 12: Heart
[Free Registration/Login may be required to access all resource tools.] In the following online lesson students will explain how the heart pumps blood throughout the body.
CK-12 Foundation
Ck 12: The Lymphatic System
[Free Registration/Login may be required to access all resource tools.] Almost all of us have had a sore throat at some time. Maybe you had your tonsils out when you were younger? Why? Your tonsils are two lumps of tissue that work as...
Other
Get Body Smart: Human Anatomy and Physiology: Human Body Systems
This source offers a great overview of the various systems of the human body. Each part is identified and described on this site by a veteran science professor. Many interactive quizzes are located here as well for students looking to...
OpenStax
Open Stax: Anatomy & Physiology: Structure and Function of Blood Vessels
Learn the structure and function of the blood vessels of the human cardiovascular system.
TeachEngineering
Teach Engineering: Clearing a Path to the Heart
Following the engineering design process and acting as biomedical engineers, student teams use everyday materials to design and develop devices and approaches to unclog blood vessels. They learn about the circulatory system, biomedical...
TeachEngineering
Teach Engineering: Saving a Life: Heart Valve Replacement
Students use their knowledge about how healthy heart valves function to design, construct and implant prototype replacement mitral valves for hypothetical patients' hearts. Building on what they learned in the associated lesson about...
TeachEngineering
Teach Engineering: Body Circulation
Students are introduced to the circulatory system, the heart, and blood flow in the human body. Through guided pre-reading, during-reading and post-reading activities, students learn about the circulatory system's parts, functions and...
Inner Body
Innerbody: Cardiovascular System
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.
Other
Get Body Smart: Human Anatomy and Physiology: System Quizzes
A collection of interactive, self-checking quizzes on human body systems. Covers muscular, skeletal, circulatory, nervous, and respiratory systems.
BBC
Bbc Schools: Ks2 Bitesize: Science: Living Things: Circulation
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.
BioEd Online
Bio Ed Online: A System of Transport
In this instructional activity, 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.
Texas Heart Institute
Texas Heart Institute: Anatomy of the Heart and Cardiovascular System
Overview of the cardiovascular system with labeled diagrams and reviews of the heart, torso, arm, leg, and blood, available through the links on the right.
About Kids Health
About Kids Health: Congenital Heart Conditions Resource Center
A complete reference tool that serves as an illustrated resource for presenting information on heart conditions. Content includes information on what they are, how the heart works, diagnosis, congenital defects, treatment, and long term...
About Kids Health
About Kidshealth: The Normal Heart
Learn all about the normal heart including how it works and the parts of the heart.
Texas A&M University
Organ Systems: Story Time: William Harvey
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.
Texas Heart Institute
Texas Heart Institute: Heart Information Center: Pacemaker
Article on arrhythmias with information about the heart's pacemaker.
PBS
Pbs Learning Media: Map of the Human Heart
See how the human heart moves blood through the body in this animated feature from the NOVA: "Cut to the Heart" Web site.
OpenSciEd
Open Sci Ed: 7.4 Matter Cycling & Photosynthesis
Where does food come from and where does it go next? This unit helps students figure out that they can trace all food back to plants, including processed and synthetic food. They obtain and communicate information to explain how matter...
Biology Pages
Kimball's Biology Pages: Animal Circulatory Systems
This page has information on different types of animal circulatory systems. Scroll to the bottom of the page to find out about mammals.
Biology Pages
Kimball's Biology Pages: Anatomy of the Human Circulatory System
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!
Biology 4 kids
Biology4 Kids: Quiz: Circulatory Systems
Take this ten-question review quiz over the circulatory systems of animals. Read more about each question after an incorrect answer is given.