circulatory system

Discusses the organs and function of the human circulatory system, the vital functions of blood, and the medical diagnosis and treatment of heart disease and other circulatory disorders.

Discusses what the circulatory system is, how it works, and how it may be affected by various diseases.

Defines hypertension; explores the role of the circulatory system, and some of the causes and risks of high blood pressure; and discusses diagnosis and treatment, as well as ways teens can lead heart-healthy lifestyles.

Describes the organs of the circulatory system and their function. Also discusses heart problems and how they may be avoided.

Describes the functioning of the heart and circulatory system, presenting numerous related projects, and including information on science scholarships, grants, and awards.

Explains how the heart and circulatory system work and examines how high blood pressure and a high fat diet can contribute to heart disease. Also discusses ways of improving health with proper diet and exercise.

Discusses the heart, arteries, veins, blood, and other parts of the body's circulatory system and the causes and prevention of coronary heart disease.

Describes how the heart works, how blood travels through the body carrying oxygen, and how to prevent heart disease.

Presents illustrations and descriptions of the respiratory and circulatory systems, and the heart, discussing their role in the human body, and looking at problems that can affect how they function.

An exploration of the circulatory system that covers human heart transplant, the composition of blood, oxygen transport, anatomy, control of blood pressure and distribution, and responses to hemorrhage and exercise.