Bøger i Human Body: How it Works serien

Composed of the heart, blood vessels, and blood, the circulatory system delivers oxygen and nutrients to every tissue in the body. This title intends to promote a basic understanding of the fundamental physical and biological principles underlying circulatory functions, and describes the anatomical features of the system.

The nervous system allows us to move, feel, and think, and it is involved in nearly all of the functions of the human body. Nerves communicate signals between the brain and muscles, allowing us to move our hands and feet. This book discusses the development and organization of this diverse system, its functions, and potential injuries.

Helps you learn how the development of the reproductive systems in both males and females depends on the delicate and coordinated balance of genetic makeup, hormones, and the nervous system. This book also examines the reproductive systems of males and females, and how the body develops from conception through puberty and into maturity.

Each step in a human's development - from the creation of the brain and heart to the formation of the fingers and toes - is carefully regulated. This title discusses how the study of model organisms has aided our understanding of a human's creation and what happens when something is altered during the normal course of events.

Much like the nervous system, the endocrine system relays important communication signals throughout the body. The endocrine system uses chemical signals, known as hormones, which are produced and stored in special glands in the body. This title helps you learn how this chemical messaging system is vital to the body's growth and metabolism.