Skeletal system: the infrastructure
This program explores the skeletal system, with an emphasis on its importance in providing structure and support for the body. Topics include how the skeletal and muscular systems work together to enable movement; the relationship between joints and...
Respiratory system: intake and exhaust
Using the analogy of an automobile's system of fuel intake and exhaust, this program explores the makeup and functions of the respiratory system. Topics include the processes of respiration; the organs involved in respiration; why cells need oxygen;...
Brain and nervous system: your information superhighway
This program explores the brain and nervous system, using the analogy of computers and the Internet. Topics discussed include electrical impulses and how nerve messages travel; parts of the brain and their functions; how the brain and spinal cord ar...
Circulatory system: the plasma pipeline
This program covers the circulatory system's important roles in transportation, purification, and regulation. Topics include the structure and function of the heart; the role of blood as a connective tissue; arteries, veins, and the flow of blood; t...
Muscular system at work: the inner athlete
This program looks at the many roles played by muscle and skin in our everyday lives. Topics include muscles and movement; cardiac, smooth, and skeletal muscle; detailed structure of a skeletal muscle; types of muscle contraction and movement; muscl...
Digestive system: your personal power plant
This program examines the processes by which the digestive system acts as a power plant for the body by turning food into energy. Topics discussed include the process of energy conversion; the structure and function of the organs of the digestive sy...