Digestion and Nutrition
This program examines the chemical structure of food and the human body’s ability to convert food into fuel and raw materials. Major and minor nutrients are defined, catabolism and anabolism are contrasted, and the function of the digestive tract ...
The Immune System
This program examines how the human immune system defends the body against disease-causing invaders—and how in some cases its antigen-fighting capabilities can be turned against the bodily cells it protects. Topics include the elements of the immu...
Human Development and the Reproductive System
This program traces the development of a human being from conception to full-term fetus, with a focus on the functions of the male and female reproductive systems. The three stages of development in the womb—pre-embryonic, embryonic, and fetal, ge...
The Nervous System and the Senses
This program discusses the development, organization, and functions of the nervous system and the input organs that stimulate it. Beginning with an introductory overview of neural anatomy, the video outlines the organization of the central and perip...
Cells, Tissues, and Skin
After an introductory segment on cell characteristics, this program discusses the way human body cells function and combine into the structures that sustain life. Topics include membrane permeability and the processes of passive and active transport...
The Respiratory System
Following an opening segment on the importance of oxygen to the human body, this program studies the structure and function of the respiratory system. Topics include the anatomy of the upper respiratory tract, the lower respiratory tract, and the al...
The Circulatory System
This program takes a close look at the organs of the human circulatory system and how they work to sustain life. After an introductory overview, the composition of blood—its plasma, erythrocytes, leukocytes, and platelets—is analyzed, blood type...
The Endocrine System
After an introductory segment contrasting the human endocrine and nervous systems, this program addresses the complex physiology of the endocrine system. Topics include the endocrine organs and glands; the characteristics of hormones and the process...