Provides questions and answers about the workings of the human heart, based upon a conversation between world-renowned cardiologist Dr. J. Willis Hurst and his young grandson.
Explores the properties of one's pulse and discusses how the heart circulates blood throughout the body. Examines why one's pulse increases when one is active and includes full-color photographs, a glossary, and further reading sources.
Photographs, illustrations, and text describe how the body's circulatory system works, the parts of the circulatory system, advancements in diagnosis and treatment of heart and circulation problems, and ways to keep the circulatory system healthy.
Discovers how these two systems work together to help keep us alive through a process of cellular respiration. Looks at the components of blood and the intricate processes involved. Visit a blood bank and hands-on activity.
Overview of the respiratory and circulatory systems, with an explanation of how these systems bring oxygen to the body's cells and carry wastes away. Explores the major parts of each system and describes how scientists are working to find replacements for what fails or wears out.
Explains how the parts of the respiration and circulation systems work and illustrates the actions and functions of breathing, talking, the heart, and blood through interesting facts.
Explains how the parts of the respiration and circulation systems work and illustrates the actions and functions of breathing, talking, the heart, and blood through interesting facts.
