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.
McGraw Hill
Mc Graw Hill: The Circulatory and Respiratory Systems Post Test
An eleven question assessment covering the circulatory and respiratory systems of the human body. After the quiz is completed, answers can be checked with a click of the mouse.
McGraw Hill
Mc Graw Hill: The Circulatory and Respiratory Systems Pretest
Try these eleven multiple choice questions which assess understanding of the circulatory and respiratory systems. The quiz is self-checking after it is completed.
E-learning for Kids
E Learning for Kids: Science: Easter Island: What Makes Up Our Circulatory System?
Help Atua learn how our blood works, and what our circulatory system has to do with this.
Texas Instruments
Texas Instruments: Circulation
This StudyCards stack enables students to review the vocabulary and physiology of the circulatory system.
Texas Instruments
Texas Instruments: Circulatory System
This StudyCards stack enables students to review the vocabulary encountered when studying the circulatory system.
University of Kansas Medical Center
University of Kansas Medical Center: Vascular System
Learn about the three basic layers of the vascular system by examining cell and tissue specimens from those layers.
Estrella Mountain Community College
M.j. Farabee: Circulatory Systems
A comprehensive guide to the various types of circulatory systems, including the vertebrate cardiovascular system, the vertebrate vascular systems, the heart, the vascular system, blood, the lymphatic system, learning objectives and...
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: Aparatos Circulatorio Y Excretor
This unit explores two important systems related to the functions of nutrition: the circulatory and excretory system. It contains 9 interactive activities.
University of Utah
University of Utah: Cardiovascular Pathology Index
This site features a detailed index of photographs for cardiovascular pathology. You can see what a normal human heart looks like and what a sick one looks like too. Come and check it out.
Earth Life
Earth Life: A Bird's Heart and Blood
A very good site about the circulatory system of a bird. It is reader friendly, and includes a fair amount of information. Good diagram of the circulatory system.
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.
PBS
Pbs Nova Online: Amazing Heart Facts
This concise PBS NOVA site contains interesting facts about the heart and how it works.
PBS
Nova Online: Troubled Hearts
This site contains pictures of hearts that have some type of problem such as narrowing of the arteries and muscle damage from a heart attack. There is also a terrific picture of the coronary artery system that supplies the heart.
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.
Pennsylvania State University
Penn State Altoona Biology: Circulatory System: Frog Dissection
This resource provides a look at the circulatory system of a frog in dissection.
Other
Cartage.org: Types of Circulatory Systems
This thorough resource examinces the several types of circulatory systems and provides drawings of these systems in molluscs, arthropods, and the earthworms.
Other
Read Works: The Human Body: The Human Heart [Pdf]
An informational text about the human heart, its parts, and it functions. A question sheet is available to help students build skills in reading comprehension.
The Franklin Institute
Franklin Institute Online: Your Living Blood: It's Alive!
How does blood supply your body with the nourishment it needs? This site focuses on systemic circulation. Learn more about this fascinating part of your body when you check out this resource.
National Institutes of Health
Pdf: Prevention of Heart Disease (Spanish) [Pdf]
A downloadable PDF comic book in Spanish with information on how to prevent heart disease and promote healthy hearts.
McGraw Hill
Glencoe Biology: Circulatory System: Self Check Quiz
Five multiple-choice quiz questions covering the human circulatory system. Students have the opportunity to check their answers after submitting their results.