blood

In a world divided by blood--those with common, Red blood serve the Silver-blooded elite, who are gifted with superhuman abilities--seventeen-year-old Mare, a Red, discovers she has an ability of her own. To cover up this impossibility, the king forces her to play the role of a lost Silver princess and betroths her to one of his own sons. But Mare risks everything and uses her new position to help the Scarlet Guard--a growing Red rebellion--even as her heart tugs her in an impossible direction.

Detailed 3D anatomical images of the cardiovascular system, and the heart in particular, make it easy to visualize the workings of this important biological system. Readers will learn about the different parts of the heart itself, as well as the circulatory system, the various kinds of blood cells, and how the kidneys clean blood. The proper functioning of the heart is discussed in detail, as are the common diseases of the heart and cardiovascular system that endanger health. Filled with fun facts and dazzling, high-definition images, this is an ideal Life Science resource, particularly for visual learners. Detailed Table of Contents, For Further Information Section, Glossary, Index, Sidebars, Web Sites, Full-color photographs.

Discusses the conditions of sickle cell disease, the latest research, and treatment options.

Hemophilia and other bleeding disorders loom over the lives of people with these conditions, and present constant danger. This book describes the condition and the genetic causes behind it, follows researchers on their path to scientific discovery, identifies people who have excelled despite having the problem, and tracks the latest treatments and research aimed at helping those living with it. Sidebars highlight medical breakthroughs and the people who made them.

Recounts the life and accomplishments of the seventeenth-century English doctor who first discovered that blood circulates throughout the body, pumped by the heart.

An introduction to the human body for young readers, discussing the heart and its role in pumping blood throughout the body, and looking at arteries, blood cells, and veins.

Bugs vastly outnumber people on Earth. Unlike people, there are many different species of insects, arachnids, flies, and other tiny creatures. Readers will see the information on each page reflected in the detailed photographs and gain a greater appreciation for the microscopic world of bugs.

Describes the circulatory system, looks at the heart and how it works, and explains all the roles that blood has.

As the struggle between the growing rebel army and the blood-segregated world escalates, Mare, who has the red blood of the common folk but also the silver ability to control lightning, must fight against the darkrness that has grown in her soul.

The book explains the circulatory system and how the blood and its pathways operate.